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Detection method of mellitic acid

Detection method of mellitic acid, Total:500 items.

In the international standard classification, Detection method of mellitic acid involves: Analytical chemistry, Organic chemicals, Spices and condiments. Food additives, Products of the chemical industry, Cereals, pulses and derived products, Sugar. Sugar products. Starch, Chocolate, Raw materials for rubber and plastics, General methods of tests and analysis for food products, Graphic technology, Plastics, Air quality, Textile fibres, Products of the textile industry, Water quality, Beverages, Farming and forestry, Pharmaceutics, Tobacco, tobacco products and related equipment, Paint ingredients, Animal feeding stuffs, Soil quality. Pedology, Fruits. Vegetables, Food products in general, Fuels, Petroleum products in general, Lubricants, industrial oils and related products, Edible oils and fats. Oilseeds, Laboratory medicine, Meat, meat products and other animal produce, Pesticides and other agrochemicals, Inorganic chemicals, Non-metalliferous minerals, Testing of metals, Fishing and fish breeding, Metalliferous minerals, Geology. Meteorology. Hydrology, Environmental protection, Road vehicles in general, Rubber and plastics products, Paints and varnishes, Rubber, Paint coating processes, Refractories, Non-ferrous metals, Cellular materials, Furniture.

CZ-CSN, Detection method of mellitic acid

CSN 65 0351-1967 Testing methods of phthalates
CSN 58 8773-1994 Methods of test for fats and oils Determination and detection of benzoic acid
CSN 58 8774-1994 Methods of test for fats and oils Spectrophotometric determination of benzoic acid
CSN 58 8772-1994 Methods of test for fats and oils Determination and detection of ethyl and propyl ester of p-hydroxybenzoic acid
CSN 64 0236-1963 Detection of free Amonia in phenol ormaldehyde mouldings Qualitative method)
CSN 56 0246 Cast.23-1985 Testing methods for canned semi-finished product and products of fruits and vegetables. Determination of benzoic acid
CSN 66 8102 Cast.25-1978 Smokeless powders. Methods of testing. Determination of 2,4-dinitrotoluene
CSN 46 7092-94-1998 Testing methods for feeding stuffs - Part 94: Determination of zoalene content
CSN 46 7092-96-1998 Testing methods for feeding stuffs - Part 96: Simultaneous determination of clopidol and methylbenzoch?t content

Professional Standard - Agriculture, Detection method of mellitic acid

JAP-045 Copper terephthalate detection method
JAP-072 Method for the detection of todiuron
GB/T 5009.29-1996 Determination method of sorbic acid and benzoic acid in food
NY/T 2297-2012 Determination of benzoic acid and sorbic acid in feeds.High performance liquid chromatography
JAP-035 Method for detection of diclazuril and dimethidine alcohol
SN/T 3807-2014 Determination of the purity of phthalic anhydride by differential scanning calorimetry
卫法监发〔2001〕159号 Notice on Printing and Distributing Test Methods for Determination of Benzoyl Peroxide in Flour and Oil
农业部公告第1934号 Inspection method for illegal addition of sulfamethazine and sulfamethoxine in florfenicol preparations
JAP-013 Oxaconazole, benzoconazole, cyproconazole, siclozine, thifurin, tetrakridine, tebuconazole, triaconazole, l fludioxonil, propiconazole, hexaconazole and penconazole Detection method
水产品质量安全检验手册 6.6.2.0-2005 Chapter 6 Inspection of elements in aquatic products Section 6 Determination of copper in aquatic products (GBT 5009.13-2003) 2. Sodium diethyldithiocarbamate method
水产品质量安全检验手册 7.3.1.1-2005 Chapter 7 Inspection of Additives in Aquatic Products Section 3 Determination of Preservatives in Aquatic Products 1. Determination of Sorbic Acid and Benzoic Acid (GBT 5009.29-2003) (1) Gas Chromatography
水产品质量安全检验手册 7.3.1.2-2005 Chapter 7 Inspection of Additives in Aquatic Products Section 3 Determination of Preservatives in Aquatic Products 1. Determination of Sorbic Acid and Benzoic Acid (GBT 5009.29-2003) (2) Liquid Chromatography
水产品质量安全检验手册 7.3.1.3-2005 Chapter 7 Inspection of Additives in Aquatic Products Section 3 Determination of Preservatives in Aquatic Products 1. Determination of Sorbic Acid and Benzoic Acid (GBT 5009.29-2003) (3) Thin Layer Chromatography
JAP-089 HCH, DDT, aldrin, dicofol, dieldrin, tefluthrin, trifluralin, benzafen and fenpropathrin

Korean Agency for Technology and Standards (KATS), Detection method of mellitic acid

KS M 1912-2009 Phthalic anhydride for industrial use－Methods of test－Determination of maleic anhydride content－Polarographic method
KS M 1911-2009 Phthalic anhydride for industrial use－Methods of test－Determination of phthalic anhydride content－Titrimetric method
KS M 3003-2008(2018) Test method for phthalic acid ester
KS M 1991-2011 Determination of phthalates contents in polymer materials
KS M 1910-2009 Phthalic anhydride for industrial use－Methods of test－Determination of free acidity－Potentiometric method
KS M 1910-2002(2007) Phthalic anhydride for industrial use－Methods of test－Determination of free acidity－Potentiometric method
KS K 0149-2018 Testing method for BHT(Butylated Hydroxy Toluene) in textile
KS M 1913-2002(2007) Phthalic anhydride for industrial use－Methods of test－Determination of ash
KS M 1916-2009 Phthalic anhydride for industrial use－Methods of test－Determination of iron content－2,2′-bipyridyl photometric method
KS M 1908-2009 Phthalic anhydride for industrial use－Methods of test－Measurement of colour stability
KS M 1909-2009 Phthalic anhydride for industrial use－Methods of test－Measurement of colour after treatment with sulphuric acid
KS M 1909-2002(2007) Phthalic anhydride for industrial use－Methods of test－Measurement of colour after treatment with sulphuric acid
KS M 1907-2009 Phthalic anhydride for industrial use－Methods of test－Measurement of colour of the molten material
KS M 1913-2009 Phthalic anhydride for industrial use－Methods of test－Determination of ash
KS M 1907-2002(2007) Phthalic anhydride for industrial use－Methods of test－Measurement of colour of the molten material
KS M 1908-2002(2007) Phthalic anhydride for industrial use－Methods of test－Measurement of colour stability
KS M 1912-2002(2007) Phthalic anhydride for industrial use－Methods of test－Determination of maleic anhydride content－Polarographic method
KS M ISO 3451-2:2007 Plastics－Determination of ash－Part 2：Poly(alkylene terephthalate) materials
KS M 1914-2009 Phthalic anhydride for industrial use－Methods of test－Determination of impurities oxidizable in the cold by potassium permanganate－Iodometric method
KS M 1989-2013 Phthalic and adipic for industrial use－Determination of free alcohols content－Spectrometric method
KS M 1915-2009 Phthalic anhydride for industrial use－Methods of test－Determination of 1,4-naphthaquinone content－Colorimetric method
KS M 1916-2002(2007) Phthalic anhydride for industrial use－Methods of test－Determination of iron content－2,2′-bipyridyl photometric method
KS M 1914-2002(2007) Phthalic anhydride for industrial use－Methods of test－Determination of impurities oxidizable in the cold by potassium permanganate－Iodometric method
KS M 1989-2002(2012) Phthalic and adipic for industrial use－Determination of free alcohols content－Spectrometric method
KS M 1944-2002(2007) Acetic acid for industrial use－Method of test－Determination of formic acid content－Iodometric method
KS M ISO 6796:2007 Polyglycols for industrial use-Determination of hydroxyl number-Phthalic anhydride esterification method
KS M ISO 6796-2017(2022) Polyglycols for industrial use — Determination of hydroxyl number — Phthalic anhydride esterification method
KS I ISO 18856:2022 Water quality — Determination of selected phthalates using gas chromatography/mass spectrometry
KS I ISO 18856-2010(2015) Water quality－Determination of selected phthalates using gas chromatography/mass spectrometry
KS M ISO 6796:2017 Polyglycols for industrial use — Determination of hydroxyl number — Phthalic anhydride esterification method
KS M ISO 8988-2010(2020) Plastics－Phenolic resins－Determination of hexamethylenetetramine content－Kjeldahl method, perchloric acid method and hydrochloric acid method
KS M 1944-2009 Acetic acid for industrial use－Method of test－Determination of formic acid content－Iodometric method
KS M ISO 8988:2010 Plastics-Phenolic resins-Determination of hexamethylenetetramine content-Kjeldahl method, perchloric acid method and hydrochloric acid method

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Detection method of mellitic acid

GB/T 6489.2-2001 Phthalate esters for industrial use-Methods of test--Determination of acidity
GB/T 30921.1-2014 Test method of purified terephthalic acid (PTA) for industrial use.Part 1:Determination of concentrations of 4-carboxybenzaldehyde (4-CBA) and p-toluic acid (p-TOL)
GB/T 6489.1-2001 Phthalate esters for industrial use-Methods of test-Measurement of colour after heat treatment
GB/T 6489.3-2001 Phthalate esters for industrial use-Methods of test-Determination of ester content-Titrimetric method after saponification
GB/T 12009.3-1989 Polymethylene polyphenyl isocyanate--Determination of viscosity
GB/T 30921.5-2016 Test method of purified terephthalic acid (PTA) for industrial use.Part 5:Determination of acid number
GB/T 18932.14-2003 Method for the determination of benzaldehyde residues in honey-HPLC-fluorescence detection method
GB/T 12009.4-1989 Polymethylene polyphenyl isocyanate--Determination of isocyanato content
GB/T 20388-2016 Textiles.Determination of the phthalate content.Tetrahydrofuran method
GB/T 30921.3-2016 Test method of purified terephthalic acid (PTA) for industrial use.Part 3:Determination of water content
GB/T 20388-2016(英文版) Textiles—Determination of the phthalate content— Tetrahydrofuran method
GB/T 23495-2009 Determination of benzoic acid,sorbic acid and saccharin sodium in foods.High performance liquid chromatography method
GB/T 30933-2014 Determination of diethylamino hydroxybenzoyl hexyl benzoate as sunscreen agent in cosmetics.High performance liquid chromatography
GB/T 18415-2001 Methods of determination for benzoyl peroxide in wheat flour
GB/T 30921.7-2016 Test method of purified terephthalic acid (PTA) for industrial use.Part 7: Determination of b *value.Color difference meter
GB/T 30921.2-2016 Test method of purified terephthalic acid (PTA) for industrial use.Part 2:Determination of metal content
GB/T 30921.6-2016 Test method of purified terephthalic acid (PTA) for industrial use.Part 6:Determination of particle size distribution
GB/T 24800.3-2009 Determination of spironolacton,benzoyl peroxide and tretinoin in cosmetics by high performance liquid chromatography method
GB/T 30921.4-2016 Test method of purified terephthalic acid (PTA) for industrial use.Part 4: Determination of titanium content.Diantipyrylmethane photometric method
GB/T 6730.34-1986 Methods for chemical analysis of iron ores--The pyrocatechol violet-cetyl trimethylamine bromide photometric method for the determination of tin content
GB/T 26310.1-2010 Carbonaceous materials used in the production of aluminium.Calcined coke.Part 1:Determination of the density in xylene.Pyknometric method
GB/T 6609.18-1986 Methods for the chemical analysis of aluminium oxide--The N,N-dimethyl-P-phenylenediamine photometric method for the determination of sulfate content
GB/T 12689.10-2004 The methods for chemical analysis of zinc and zinc alloys-The determination of tin content-The phenylfluorone-cetyltrimethyla-mmonium bromide spectrophotometric method
GB/T 8035-2009 Benzol products of coal carbonization-Determination of acid wash test
GB/T 8035-1987 Benzol products of coal carbonization--Determination of acid-wash test
GB/T 8038-1987 Toluene of coal carbonization--Determination of hydrocarbon impurities-gas chromatographic method
GB/T 8038-2009 Toluene of coal carbonization-Determination of hydrocarbon impurities gas chromatographic method
GB/T 30646-2014 Determination of phthalate plasticizers content in coatings.Gas chromatography/mass spectrometry method
GB/T 6489.4-2001 Phthalate esters for industrial use-Determination of flash point-Cleveland open cup method
GB/T 3780.4-1994 Carbon black—Preparation of sample and determination of dibutylphthalate absorption number(compressed sample)
GB/T 28609-2012 Optical functional films.Polyethylene terephthalate(PET).Determination of birefringence
GB/T 18446-2001 Standard test method for unreacted toluene diisocyanates in urethane prepolymers and coatings solution by gas chromatography
GB/T 6900.7-1986 Fireclay and high-alumina refractories--Determination of magnesium oxide content--Xylidyl blue I-CTAB photometric method
GB/T 12689.6-1990 Zinc and zinc alloys--Determination of tin content--Phenylfluorone-cetyltrimethylammonium bromide spectrophotometric method
GB/T 16113-1995 Workplace air--Determination of 2,4,6-trinitrotoluene--Gas chromatographic method
GB/T 16048-1995 Workplace air--Determination of toluene--Thermal desorption gas chromatographic method
GB/T 25255-2010 Optical functional.Polyethylene terephthalate(PET) film.Determination of tensile properties
GB 223.50-1985 Methods for chemical analysis of iron,steel and alloy--The phenylfluorone-CTMAB direct photometric method for the determination of tin content

Professional Standard - Commodity Inspection, Detection method of mellitic acid

SN/T 3861-2014 Determination of hexachlorovaraxrene residues in foodstuffs for export
SN/T 1303-2003 Method for the determination of benzoic acid,sorbic acid and p-hydroxybenzoates in royal jelly-Liquid chromatographic method
SN/T 2012-2007 Determination of benzoic acid and sorbic acid in vinegar for export and import.Liquid chromatography
SN/T 1121-2002 Determination method of benzoic acid, sorbic acid and paraben preservatives in traditional Chinese medicine preparations by liquid chromatography
SN/T 1548-2005 Inspection of benzoic acid and sorbic acid in preserved beancurd for import and export
SN/T 2251-2009 Determination of benzene,toluene,xylene and touene diisocyanates in solvent coatings.headspace-GC-MS method
SN/T 4006-2013 Determination of phthalates in leather products
SN/T 2933-2011 Methods for the detection of chloroform, benzene, carbon tetrachloride, chloropicrin, nitrobenzene and dichlorotoluene in cosmetics
SN/T 2935-2011 Determination of benzene,toluene,xylene and phthalic acid esters in solvent coatings for import and export.Gas chromatography
SN/T 2187-2008 Determination of benzene,toluene,xylene.and toluene diisocyanates in solvent coatings.Derivative reaction-gas chromatography method
SN/T 3114-2012 Determination of phthalic acid esters in adhesives,inks and paints.Gas chromatography-mass spectrometery
SN/T 4262-2015 Determination of benzoic acid、sorbic acid and p-hydroxybenzoic acid esters antiseptics in milk and dairy products for export.HPLC Method
SN/T 0127-2011 Determination of BHCs,DDTs and HCB residues in foods of animal origin for import and exprot.GC-MS method
SN/T 3529-2013 Determination of 2,4-diaminophenol,2,3-diaminophenol and 2,4-diaminoanisole in hair dyes for import and export
SN/T 3995-2014 Textiles for import and export.Quantitative analysis method of phthalates
SN/T 3794-2014 Determination of colourity of purified terephthalic acid for industrial use.Spectrophtometric method
SN/T 1975-2007 Determination of difenoconazole residue in food for import and export.GC-MS method
SN/T 3913-2014 Determination of terephthalic acid and ethylene glycol in polyethylene terephthalate ester (PET) and polyethylene terephthalate products.Gas chromatography-mass spectrometry(GC-MS) method
SN/T 3620-2013 Determination of diisobutyl phthalate in toy materials.Gas chromatography-mass spectrometry
SN/T 3818-2014 Determination of phthalic acid esters in pressure sensitive adhesive.High performance liquid chromatography-mass spectrometry
SN/T 4133-2015 Determination of phthalate plasticizers in toys.LC-MS/MS method
SN/T 1732.17-2015 Pyrotechnic composition used for fireworks and firecracker.Part 17:Determination of hexachlorobenzene.Gas chromatography
SN/T 4137-2015 Determination of benzophenone and methyl p-hydroxybenzoate in aquatic products for export.LC-MS/MS method
SN/T 3920-2014 Determination of hydroquinone, salicylic acid,phenol,2-phenoxyethanol, methyl 4-hydroxybenzoic acid easters, dichlorophen and triclosan in cosmetics for export.Liquid chromatography method
SN/T 1625-2005 Determination of medroxyprogesterone and medroxyprogesterone acetate residues in animai orginal food for import and export
SN/T 1959-2007 Determination of medroxyprogesterone acetate residue in animal origin food.Enzyme linked immunosorbent assay method
SN/T 3105-2012 Determination of phthalic acid esters in waterborne coatings for import and export.High performance liquid chromatography
SN/T 0285-2012 Determination of ethyl carbamate residues in alcohol for export-GC-MS

RU-GOST R, Detection method of mellitic acid

GOST R 50484-1993 Phthalic anhydride for industrial use. Methods of test. Part 4. Determination of phthalic anhydride content. Titrimetric method
GOST 33839-2016 Confectionery. Method for determination of mass fraction of benzoic acid
GOST 24445.10-1992 Phthalic anhydride for industrial use. Method for determination of iron content
GOST 30059-1993 Non-alcoholic drinks. Methods for determination of aspartame, saccharin, caffeine and sodium benzoate
GOST R 50476-1993 Fruit and vegetable products. Method for determination of sorbic and benzoic acids, simultaneously contained in the product
GOST 30669-2000 Products of fruits and vegetables processing. Gas chromatographic method for determination of benzoic acid content
GOST R 50483-1993 Phthalic anhydride for industrial use. Methods of test. Part 2. Measurement of colour of the molten material
GOST 24445.0-1992 Phthalic anhydride for industrial use. General requirements for methods of analysis
GOST R ISO 14389-2016 Textiles. Determination of the phthalate content. Tetrahydrofuran method
GOST 11235-1975 Phenolformaldehyde resins. Methods for determination of free phenol
GOST R 50502-1993 Nonalcoholic drinks. Metods for determination of aspartame, saccharin, coffein and sodium benzoate
GOST 28467-1990 Products of fruits and vegetables processing. Method for determination of benzoic acid content
GOST 24445.9-1992 Phthalic anhydride for industrial use. Method for determination of impurities oxidizable in the cold by potassium permanganate
GOST 1057-2014 Solvent-extracted oils. Method for the determination of phenol and creso
GOST 33296-2015 Residual fuel oils. Test for straight-run. Method for determination of toluene equivalent
GOST R 50837.3-1995 Residual fuel oils. Test for straight-run. Method for determination of toluene equivalent
GOST R 52052-2003 Processed fruits and vegetables. Method for determination of mass portions of sorbic and benzoic acids using high performance liquid chromatography
GOST 24445.7-1992 Phthalic anhydride for industrial use. Method for determination of colour after treatment with sulphuric acid
GOST 33288-2015 Residual fuel oils. Test for straight-run. Method for determination of xylene equivalent
GOST R 50837.4-1995 Residual fuel oils. Test for straight-run. Method for determination of xylene equivalent
GOST 25699.5-1990 Carbon black for rubber industry. Method for determination of dibutylphtalate absorption

International Organization for Standardization (ISO), Detection method of mellitic acid

ISO 1897-7:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part VII : Measurement of colour (Cresylic acid and xylenols only)
ISO 1897-11:1983 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part 11 : Determination of crystallizing point (Excluding cresylic acid and xylenols)
ISO 1897-8:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part VIII : Determination of o-cresol content (Cresylic acid and xylenols only)
ISO 1897-9:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part IX : Determination of m-cresol content (Cresylic acid only)
ISO 1897-12:1983 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part 12 : Determination of distillation characteristics (Cresylic acid and xylenols only)
ISO 1897-13:1983 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part 13 : Determination of residue on distillation (Cresylic acid and xylenols only)
ISO 1897-10:1982 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part 10 : Determination of dry residue after evaporation on a water bath (Excluding cresylic acid and xylenols)
ISO 1389-6:1977 Phthalic anhydride for industrial use; Methods of test; Part VI : Determination of phthalic anhydride content; Titrimetric method
ISO 1897-2:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part II : Determination of water; Dean and Stark method
ISO 1897-6:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part VI : Test for absence of hydrogen sulphide (Cresylic acid and xylenols only)
ISO 1897-3:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part 3 : Determination of neutral oils and pyridine bases
ISO 1897-4:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part IV : Visual test for impurities insoluble in sodium hydroxide solution (Excluding cresylic acid and xylenols)
ISO 1897-5:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part V : Visual test for impurities insoluble in water (Phenol only)
ISO 1385-2:1977 Phathalate esters for industrial use; Methods of test; Part II : Measurement of colour after heat treatment (Diallyl phthalate excluded)
ISO 1389-5:1977 Phthalic anhydride for industrial use; Methods of test; Part V : Determination of free acidity; Potentiometric method
ISO 1389-4:1977 Phthalic anhydride for industrial use; Methods of test; Part IV : Measurement of colour after treatment with sulphuric acid
ISO 1385-3:1977 Phthalate esters for industrial use; Methods of test; Part III : Determination of ash
ISO 1389-8:1977 Phthalic anhydride for industrial use; Methods of test; Part VIII : Determination of ash
ISO 14389:2014 Textiles - Determination of the phthalate content - Tetrahydrofuran method
ISO 14389:2022 Textiles — Determination of the phthalate content — Tetrahydrofuran method
ISO 1389-7:1977 Phthalic anhydride for industrial use; Methods of test; Part VII : Determination of maleic anhydride content; Polarographic method
ISO 1389-2:1977 Phthalic anhydride for industrial use; Methods of test; Part II : Measurement of colour of the molten material
ISO 1389-3:1977 Phthalic anhydride for industrial use; Methods of test; Part III : Measurement of colour stability
ISO 1389-10:1977 Phthalic anhydride for industrial use; Methods of test; Part X : Determination of 1,4- naphthaquinone content; Colorimetric method
ISO 13913:2014 Soil quality - Determination of selected phthalates using capillary gas chromatography with mass spectrometric detection (GC/MS)
ISO 2215:1972 Boric acid, boric oxide and Disodium tetraborates for industrial use; Determination of copper content; Zinc dibenzyldithiocarbamate photometric method
ISO 3451-2:1998 Plastics - Determination of ash - Part 2: Poly(alkylene terephthalate) materials
ISO 5518:2007 Fruits, vegetables and derived products - Determination of benzoic acid content - Spectrophotometric method
ISO 5518:1978 Fruits, vegetables and derived products; Determination of benzoic acid content; Spectrophotometric method
ISO 6796:1981 Polyglycols for industrial use; Determination of hydroxyl number; Phthalic anhydride esterification method
ISO 1385-4:1977 Phthalate esters for industrial use; Methods of test; Part IV : Determination of acidity to phenolphthalein; Titrimetric method
ISO 1385-5:1977 Phthalate esters for industrial use; Methods of test; Part V : Determination of ester content; Titrimetric method after saponification
ISO 1389-11:1977 Phthalic anhydride for industrial use — Methods of test — Part 11: Determination of iron content — 2,2'- Bipyridyl photometric method
ISO 22855:2008 Fruit and vegetable products - Determination of benzoic acid and sorbic acid concentrations - High-performance liquid chromatography method
ISO 2363:1972 Sulphuric acid and oleums for industrial use; Determination of oxides of nitrogen; 2,4- Xylenol spectrophotometric method
ISO 8988:2006 Plastics - Phenolic resins - Determination of hexamethylenetetramine content - Kjeldahl method, perchloric acid method and hydrochloric acid method
ISO 8988:1995 Plastics - Phenolic resins - Determination of hexamethylenetetramine content - Kjeldahl method and perchloric acid method
ISO 1389-9:1977 Phthalic anhydride for industrial use; Methods of test; Part IX : Determination of impurities oxidizable in the cold by potassium permanganate; Iodometric method
ISO 5934:1980 Crude sodium borates for industrial use; Determination of alkali-soluble copper and manganese contents; Zinc bis(dibenzyldithiocarbamate) and formaldehyde oxime photometric methods
ISO 731-2:1977 Formic acid for industrial use; Methods of test; Part II : Determination of total acidity; Titrimetric method

国家质量监督检验检疫总局, Detection method of mellitic acid

SN/T 4442-2016 Detection methods for nitrobenzene, nitrotoluene and dinitrotoluene in imported and exported cosmetics
SN/T 3147-2017 Determination method of phthalates in exported foods
SN/T 4373-2015 Determination of maleic anhydride in phthalic anhydride by gas chromatography
SN/T 4675.15-2016 Determination of salicylic acid, dehydroacetic acid and p-chlorobenzoic acid in exported wines by liquid chromatography
SN/T 0147-2016 Methods for detecting 666 and DDT residues in exported tea

American Society for Testing and Materials (ASTM), Detection method of mellitic acid

ASTM D1721-97(2001) Standard Test Method for Permanganate Time of Tricresyl Phosphate
ASTM D1721-97(2007) Standard Test Method for Permanganate Time of Tricresyl Phosphate
ASTM D7884-13 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Reverse Phase High Performance Liquid Chromatography
ASTM D2023-89(2003) Standard Test Method of Analysis for Sodium Toluene Sulfonate in Detergents
ASTM D7883-13 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Weak Anion Exchange High Performance Liquid Chromatography
ASTM D7881-13 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Reverse Voltage Mode
ASTM D7882-13 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Normal Voltage Mode
ASTM D5836-95 Standard Test Method for Determination of 2,4-Toluene Diisocyanate (2,4-TDI) and 2,6-Toluene Diisocyanate (2,6-TDI) in Workplace Atmospheres (1-2 PP Method)
ASTM D5836-20 Standard Test Method for Determination of 2,4-Toluene Diisocyanate (2,4-TDI) and 2,6-Toluene Diisocyanate (2,6-TDI) in Workplace Atmospheres (1-2 PP Method)
ASTM D2023-89(1995)e1 Standard Test Method of Analysis for Sodium Toluene Sulfonate in Detergents
ASTM D847-04 Standard Test Method for Acidity of Benzene, Toluene, Xylenes, Solvent Naphthas, and Similar Industrial Aromatic Hydrocarbons
ASTM D847-08 Standard Test Method for Acidity of Benzene, Toluene, Xylenes, Solvent Naphthas, and Similar Industrial Aromatic Hydrocarbons
ASTM D847-96(2000) Standard Test Method for Acidity of Benzene, Toluene, Xylenes, Solvent Naphthas, and Similar Industrial Aromatic Hydrocarbons
ASTM D847-96 Standard Test Method for Acidity of Benzene, Toluene, Xylenes, Solvent Naphthas, and Similar Industrial Aromatic Hydrocarbons
ASTM D847-23 Standard Test Method for Acidity of Benzene, Toluene, Xylenes, Solvent Naphthas, and Similar Industrial Aromatic Hydrocarbons
ASTM D847-15 Standard Test Method for Acidity of Benzene, Toluene, Xylenes, Solvent Naphthas, and Similar Industrial Aromatic Hydrocarbons
ASTM D847-16 Standard Test Method for Acidity of Benzene, Toluene, Xylenes, Solvent Naphthas, and Similar Industrial Aromatic Hydrocarbons
ASTM D5932-08(2013)e1 Standard Test Method for Determination of 2,4-Toluene Diisocyanate (2,4-TDI) and 2,6-Toluene Diisocyanate (2,6-TDI) in Air (with 9-(N-Methylaminomethyl) Anthracene Method) (MAMA) in the Workplace
ASTM D5836-03 Standard Test Method for Determination of 2,4-Toluene Diisocyanate (2,4-TDI) and 2,6-Toluene Diisocyanate (2,6-TDI) in Workplace Atmospheres (1-2 PP Method)
ASTM D5836-08 Standard Test Method for Determination of 2,4-Toluene Diisocyanate (2,4-TDI) and 2,6-Toluene Diisocyanate (2,6-TDI) in Workplace Atmospheres (1-2 PP Method)
ASTM D8032-20 Standard Test Method for Acid Number of Terephthalic Acid by Color-Indicator Titration
ASTM D1721-97 Standard Test Method for Permanganate Time of Tricresyl Phosphate
ASTM D4471-00 Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM D4471-00(2004) Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM D4471-18 Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM D8031-16 Standard Test Method for Acid Number of Terephthalic Acid (TA) by Automatic Potentiometric Titration
ASTM D8032-16 Standard Test Method for Acid Number of Terephthalic Acid by Color-Indicator Titration
ASTM D5932-96 Standard Test Method for Determination of 2,4-Toluene Diiso cyanate (2,4-TDI) and 2,6-Toluene Diiso cyanate (2,6-TDI) in Air (with 9-(N-Methylaminomethyl) Anthracene Method) (MAMA) in the Workplace
ASTM D5932-96(2002) Standard Test Method for Determination of 2,4-Toluene Diiso cyanate (2,4-TDI) and 2,6-Toluene Diiso cyanate (2,6-TDI) in Air (with 9-(N-Methylaminomethyl) Anthracene Method) (MAMA) in the Workplace
ASTM D5836-08(2013) Standard Test Method for Determination of 2,4-Toluene Diisocyanate (2,4-TDI) and 2,6-Toluene Diisocyanate (2,6-TDI) in Workplace Atmospheres (1-2 PP Method)
ASTM D3627-96 Standard Test Method for Color of Cresylic Acids ("C" Series Standards)
ASTM D7883-19 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Weak Anion Exchange High Performance Liquid Chromatography
ASTM D7883-20 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Weak Anion Exchange High Performance Liquid Chromatography
ASTM E2866-21 Standard Test Method for Determination of Diisopropyl Methylphosphonate, Ethyl Methylphosphonic Acid, Isopropyl Methylphosphonic Acid, Methylphosphonic Acid, and Pinacolyl Methylphosphonic Acid in Soi
ASTM D7881-19 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Reverse Voltage Mode
ASTM D7881-20 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Reverse Voltage Mode
ASTM D7881-20e1 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Reverse Voltage Mode
ASTM D2023-89(2009) Standard Test Method of Analysis for Sodium Toluene Sulfonate in Detergents
ASTM D2023-89(2016) Standard Test Method of Analysis for Sodium Toluene Sulfonate in Detergents
ASTM D3438-99 Standard Practice for Sampling and Handling Naphthalene, Maleic Anhydride, and Phthalic Anhydride
ASTM D6854-03 Standard Test Method for Silica8212;n-Dibutyl Phthalate Absorption Number
ASTM D6854-03(2008) Standard Test Method for Silicax2014;n-Dibutyl Phthalate Absorption Number
ASTM D1468-93(1996) Standard Test Method for Volatile Matter in Tricresyl Phosphate
ASTM D1468-93(2001) Standard Test Method for Volatile Matter in Tricresyl Phosphate
ASTM D5580-00 Standard Test Method for Determination of Benzene, Toluene, Ethylbenzene, p/m-Xylene, o-Xylene, C₉ and Heavier Aromatics, and Total Aromatics in Finished Gasoline by Gas Chromatography
ASTM D5580-02 Standard Test Method for Determination of Benzene, Toluene, Ethylbenzene, p/m-Xylene, o-Xylene, C₉ and Heavier Aromatics, and Total Aromatics in Finished Gasoline by Gas Chromatography
ASTM D5580-02(2007) Standard Test Method for Determination of Benzene, Toluene, Ethylbenzene, p/m-Xylene, o-Xylene, C₉ and Heavier Aromatics, and Total Aromatics in Finished Gasoline by Gas Chromatography
ASTM D5580-15 Standard Test Method for Determination of Benzene, Toluene, Ethylbenzene, p/m-Xylene, o-Xylene, C9 and Heavier Aromatics, and Total Aromatics in Finished Gasoline by Gas Chromatography
ASTM D5580-13 Standard Test Method for Determination of Benzene, Toluene, Ethylbenzene, p/m-Xylene, o-Xylene, C9 and Heavier Aromatics, and Total Aromatics in Finished Gasoline by Gas Chromatography
ASTM D6438-99 Standard Test Method for Acetone, Methyl Acetate, and Parachlorobenzotrifluoride Content of Paints, and Coatings by Solid Phase Microextraction-Gas Chromatography
ASTM D6438-05(2015) Standard Test Method for Acetone, Methyl Acetate, and Parachlorobenzotrifluoride Content of Paints, and Coatings by Solid Phase Microextraction-Gas Chromatography
ASTM D5348-95(2019) Standard Test Method for Determination of the Moisture Content of Sulfonated and Sulfated Oils by Distillation with Xylene
ASTM D5932-20 Standard Test Method for Determination of 2,4-Toluene Diisocyanate (2,4-TDI) and 2,6-Toluene Diisocyanate (2,6-TDI) in Air (with 9-(N-Methylaminometh
ASTM D4471-10 Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration
ASTM F3414-20 Standard Test Method for Determining Ortho-Phthalate Concentration in Flooring Containing Polyvinyl Chloride
ASTM D2414-09a Standard Test Method for Carbon Blackx2014;Oil Absorption Number (OAN)
ASTM D1307-56 Method of Test for Phthalic Anhydride Content of Alkyd Resins and Esters Containing Other Dibasic Acids (Spectrophotometric)
ASTM D7409-07 Standard Test Method for Carboxyl End Group Content of Polyethylene Terephthalate (PET) Yarns
ASTM D740-94(2001) Standard Specification for Methyl Ethyl Ketone
ASTM D7409-15(2020) Standard Test Method for Carboxyl End Group Content of Polyethylene Terephthalate (PET) Yarns
ASTM D4660-23 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate
ASTM D8207-18 Standard Test Method for Determination of Metals in Purified Terephthalic Acid (PAT) by Atomic Absorption (AA) Spectrometry
ASTM D4660-18 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate
ASTM D2462-90(1995) Standard Test Method for Moisture in Wool by Distillation With Toluene
ASTM D2462-90(2001) Standard Test Method for Moisture in Wool by Distillation With Toluene
ASTM D6561-06(2011) Standard Test Method for Determination of Aerosol Monomeric and Oligomeric Hexamethylene Diisocyanate (HDl) in Air with (Methoxy-2x2013;phenyl-1) Piperazine (MOPIP) in the Workplace
ASTM D6561-20 Standard Test Method for Determination of Aerosol Monomeric and Oligomeric Hexamethylene Diisocyanate (HDl) in Air with (Methoxy-2–phenyl-1) Piperazine (MOPIP) in the Workplace
ASTM D6561-06(2016) Standard Test Method for Determination of Aerosol Monomeric and Oligomeric Hexamethylene Diisocyanate (HDl) in Air with (Methoxy-2&x2013;phenyl-1) Piperazine (MOPIP) in the Workplace
ASTM D7884-19 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Reverse Phase High Performance Liquid Chromatography
ASTM D7884-20 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Reverse Phase High Performance Liquid Chromatography
ASTM D6562-20 Standard Test Method for Determination of Gaseous Hexamethylene Diisocyanate (HDI) in Air with 9-(N-methylaminomethyl) Anthracene Method (MAMA) in the Workplace
ASTM D2284-95 Standard Test Method for Acidity of Sulfur Hexafluoride
ASTM D2284-95(2002) Standard Test Method for Acidity of Sulfur Hexafluoride
ASTM D2284-11 Standard Test Method for Acidity of Sulfur Hexafluoride
ASTM D6854-12 Standard Test Method for Silicamdash;n-Dibutyl Phthalate Absorption Number
ASTM D7304-22 Standard Test Method for Determination of Denatonium Benzoate in Engine Coolant by HPLC
ASTM D8063-18 Standard Test Method for Water in Purified Terephthalic Acid (PTA) by Volumetric Karl Fischer Titration
ASTM D7304-22a Standard Test Method for Determination of Denatonium Benzoate in Engine Coolant by HPLC
ASTM D5348-95(2006) Standard Test Method for Determination of the Moisture Content of Sulfonated and Sulfated Oils by Distillation with Xylene
ASTM D5348-95 Standard Test Method for Determination of the Moisture Content of Sulfonated and Sulfated Oils by Distillation with Xylene
ASTM D5348-95(2001) Standard Test Method for Determination of the Moisture Content of Sulfonated and Sulfated Oils by Distillation with Xylene
ASTM D2379-09(2023) Standard Test Method for Acidity of Formaldehyde Solutions
ASTM D3606-20e1 Standard Test Method for Determination of Benzene and Toluene in Spark Ignition Fuels by Gas Chromatography
ASTM D3606-20 Standard Test Method for Determination of Benzene and Toluene in Spark Ignition Fuels by Gas Chromatography
ASTM D3606-22 Standard Test Method for Determination of Benzene and Toluene in Spark Ignition Fuels by Gas Chromatography
ASTM D3606-17 Standard Test Method for Determination of Benzene and Toluene in Spark Ignition Fuels by Gas Chromatography
ASTM D6562-12 Standard Test Method for Determination of Gaseous Hexamethylene Diisocyanate (HDI) in Air with 9-(N-methylaminomethyl) Anthracene Method (MAMA) in the Workplace
ASTM D3644-98(2004) Standard Test Method for Acid Number of Styrene-Maleic Anhydride Resins
ASTM D3644-98 Standard Test Method for Acid Number of Styrene-Maleic Anhydride Resins
ASTM D5348-95(2012) Standard Test Method for Determination of the Moisture Content of Sulfonated and Sulfated Oils by Distillation with Xylene
ASTM D3606-21 Standard Test Method for Determination of Benzene and Toluene in Spark Ignition Fuels by Gas Chromatography
ASTM D5580-15(2020) Standard Test Method for Determination of Benzene, Toluene, Ethylbenzene, p/m-Xylene, o-Xylene, C9 and Heavier Aromatics, and Total Aromat
ASTM D5580-21 Standard Test Method for Determination of Benzene, Toluene, Ethylbenzene, p/m-Xylene, o-Xylene, C9 and Heavier Aromatics, and Total Aromat
ASTM D8345-21 Standard Test Method for Determination of an Emission Parameter for Phthalate Esters and Other Non-Phthalate Plasticizers from Planar Polyvinyl Chloride Indoor Materials for Use in Mass Transfer Model
ASTM D2462-90(2008) Standard Test Method for Moisture in Wool by Distillation With Toluene
ASTM D2462-22 Standard Test Method for Moisture in Wool by Distillation With Toluene
ASTM D2462-13 Standard Test Method for Moisture in Wool by Distillation With Toluene
ASTM D4660-00 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate
ASTM D4660-00(2006)e1 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate
ASTM D4660-06 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate
ASTM D4660-12 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate
ASTM D5932-08(2013) Standard Test Method for Determination of 2,4-Toluene Diisocyanate (2,4-TDI) and 2,6-Toluene Diisocyanate (2,6-TDI) in Air (with 9-(N-Methylaminomethyl) Anthracene Method) (MAMA) in the Workplace
ASTM D1017-51(1978)e1 Test Method for Benzene and Toluene in 250F and Lighter Petroleum Products by Ultraviolet Spectrophotometry
ASTM D5769-20 Standard Test Method for Determination of Benzene, Toluene, and Total Aromatics in Finished Gasolines by Gas Chromatography/Mass Spectrometry
ASTM D5492-98(2003)e1 Standard Test Method for Determination of Xylene Solubles in Propylene Plastics
ASTM D5492-98(2003) Standard Test Method for Determination of Xylene Solubles in Propylene Plastics
ASTM D7597-16(2017) Standard Test Method for Determination of Diisopropyl Methylphosphonate, Ethyl Hydrogen Dimethylamidophosphate, Ethyl Methylphosphonic Acid, Isopropyl Methylphosphonic Acid, Methylphosphonic Acid and
ASTM D7409-07e1 Standard Test Method for Carboxyl End Group Content of Polyethylene Terephthalate (PET) Yarns
ASTM D7409-15 Standard Test Method for Carboxyl End Group Content of Polyethylene Terephthalate (PET) Yarns
ASTM D3606-04 Standard Test Method for Determination of Benzene and Toluene in Finished Motor and Aviation Gasoline by Gas Chromatography
ASTM D5769-98 Standard Test Method for Determination of Benzene, Toluene, and Total Aromatics in Finished Gasolines by Gas Chromatography/Mass Spectrometry
ASTM D7597-09e1 Standard Test Method for Determination of Diisopropyl Methylphosphonate, Ethyl Hydrogen Dimethylamidophosphate, Ethyl Methylphosphonic Acid, Isopropyl Methylphosphonic Acid, Methylphosphonic Acid and
ASTM D7597-09 Standard Test Method for Determination of Diisopropyl Methylphosphonate, Ethyl Hydrogen Dimethylamidophosphate, Ethyl Methylphosphonic Acid, Isopropyl Methylphosphonic Acid, Methylphosphonic Acid and
ASTM D7597-09e2 Standard Test Method for Determination of Diisopropyl Methylphosphonate, Ethyl Hydrogen Dimethylamidophosphate, Ethyl Methylphosphonic Acid, Isopropyl Methylphosphonic Acid, Methylphosphonic Acid and Pinacolyl Methylphosphonic Acid in Water by Liquid Chro
ASTM D5932-08 Standard Test Method for Determination of 2,4-Toluene Diisocyanate (2,4-TDI) and 2,6-Toluene Diisocyanate (2,6-TDI) in Air (with 9-(N-Methylaminomethyl) Anthracene Method) (MAMA) in the Workplace
ASTM D4275-02 Standard Test Method for Determination of Butylated Hydroxy Toluene (BHT) in Polymers of Ethylene and Ethylene-Vinyl Acetate (EVA) Copolymers By Gas Chromatography
ASTM D4275-96 Standard Test Method for Determination of Butylated Hydroxy Toluene (BHT) in Polymers of Ethylene and Ethylene-Vinyl Acetate (EVA) Copolymers By Gas Chromatography
ASTM D4275-09 Standard Test Method for Determination of Butylated Hydroxy Toluene (BHT) in Polymers of Ethylene and Ethylenex2013;Vinyl Acetate (EVA) Copolymers By Gas Chromatography
ASTM D5492-10 Standard Test Method for Determination of Xylene Solubles in Propylene Plastics

Japanese Industrial Standards Committee (JISC), Detection method of mellitic acid

JIS K 6751:1995 Testing method for phthalic ester
JIS K 1603:1985 Testing methods for polymethylene polyphenyl polyisocyanate (testing methods for polymeric MDI)
JIS K 0450-30-10:2002 Testing method for phthalic acid esters in industrial water and wastewater
JIS K 0450-30-10:2006 Testing method for phthalic acid esters in industrial water and wastewater
JIS K 6751-2:1999 Testing methods for phthalic esters -- Part 2: Determination of acidity to phenolphthalein -- Titrimetric method
JIS K 6751-3 ERRATUM 1:2002 Testing methods for phthalic esters -- Part 3: Determination of ester content -- Titrimetric method after saponification (Erratum 1)
JIS K 6751-1:1999 Testing methods for phthalic esters -- Part 1: General
JIS K 6751-3:1999 Testing methods for phthalic esters -- Part 3: Determination of ester content -- Titrimetric method after saponification
JIS K 0450-50-10:2004 Testing method for benzophenone in industrial water and wastewater
JIS K 7390:2003 Testing methods for reclaimed poly(ethylene terephthalate) (PET) moulding materials from PET bottle
JIS K 0400-43-40:2000 Water quality -- Determination of nitrate -- Part 1: 2,6-Dimethylphenol spectrometric method
JIS K 6751-4:1999 Testing methods for phthalic esters -- Part 4: Heating loss, acid value after heating, volume resistivity
JIS K 7301:1995 Testing methods for tolylene diisocyanate type prepolymers for thermosetting urethane elastomers

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Detection method of mellitic acid

GB/T 35772-2017 Rapid detection of phthalate esters in polyvinyl chloride products—Infra-red spectrometric method
GB/T 35173-2017 Characterisation and testing methods of recycled poly (ethylene terephthalate)(PET)
GB/T 35815-2018 Test methods of wooden activated carbon—Determination of toluene adsorption
GB/T 33399-2016 Optical functional films—Polyethylene terephthalate(PET) film—Determination of thickness
GB/T 33317-2016 Plastics—Phenolic resins—Determination of hexamethylenetetramine content—Kjeldahl method,perchloric acid method and hydrochloric acid method
GB/T 35948-2018 Determination of seven parabens in cosmetics—High performance liquid chromatography
GB/T 34715-2017 Thermoplastic elastomer—Determination of phthalates—Gas chromatography-mass spectrometry
GB/T 33398-2016 Optical functional films—Polyethylene terephthalate(PET) film—Determination of surface resistance

国家市场监督管理总局、中国国家标准化管理委员会, Detection method of mellitic acid

GB/T 39765-2021 Determination of benzene,methylbenzene,ethylbenzene,dimethybenzene in stationery—Gas chromatographic method
GB/T 41225-2021 Limit and determination of free phenols in phenoxy carboxylic acid herbicides
GB/T 37193-2018 Optical functional films—Polyethylene terephthalate（PET) film—Determination of extraction rate
GB/T 40906-2021 Methods for the determination of prohibited substances in furniture products and related materials—Certain phthalate esters

BE-NBN, Detection method of mellitic acid

NBN T 04-277-1985 Phenol,cresols, cresylic acid and xylenols for industrial use - Determination of water - Dean and Stark method
NBN T 04-247-1983 Tritolyl phosphate for industrial use - Determination of acidity to phenol red-Volumetric method
NBN T 04-151-1983 Pclyglycols for industrial use - Determination of hydroxy1 number-Phthalic anhydride esterification method
NBN T 04-248-1983 Tritolyl phosphate for industrial use - Determination of apparet free phenols content-Volumetric method
NBN T 03-021-1979 Sulphuric acid and oleum for industrial use - Determination of oxides of nitrogen - 2,4-Xylenol spectrophotometric method

Professional Standard - Petrochemical Industry, Detection method of mellitic acid

SH/T 1612.7-1995 Determination of p-carboxybenzaldehyde and p-toluic acid in industrial purified terephthalic acid by high performance liquid chromatography
SH/T 1687-2000 Purified terephthalic acid(PTA)for industrial use.Determination of 4-carboxybenzaldehyde and p-toluic acid.High performance capillary electrophoresis(HPCE)
SH/T 1612.6-1995 Polarographic method for determination of p-carboxybenzaldehyde content in industrial purified terephthalic acid
SH/T 1480-1992 Determination of volatile content of dimethyl terephthalate (vacuum drying method)
SH/T 1612.10-2005 Purified terephthalic acid for industrial use - Determination of b* (CIE 1976) value - Different color meter
SH/T 1612.8-2005 Purified terephthalic acid for industrial use - Determination of partical size distribution - Laser diffraction method
SH/T 1612.5-1995 Determination of titanium content in industrial purified terephthalic acid diantipyridine methane spectrophotometric method
SH/T 1612.4-1995 Determination of water content in purified terephthalic acid for industrial use Karl Fischer volumetric method

Professional Standard - Press and Publication, Detection method of mellitic acid

CY/T 11-1994 Permissible concentration and detection method of toluene and xylene in the air of gravure printing workshop

海关总署, Detection method of mellitic acid

SN/T 2012-2019 Detection method of benzoic acid and sorbic acid in exported vinegar by liquid chromatography and liquid chromatography-mass spectrometry
SN/T 5320-2021 High performance liquid chromatography method for determination of trimellitic acid, isophthalic acid, terephthalic acid and phthalic acid in food contact materials polymer food simulants
SN/T 2316-2019 Methods for detection of arsenic acid, nitroxane arsenic acid, and roxane arsenic residues in exported animal source foods
HS/T 26-2017 Determination of isomer content in toluene diisocyanate by gas chromatography

Military Standard of the People's Republic of China-General Armament Department, Detection method of mellitic acid

GJB 533.28-1988 Detection methods for 45 components of submarine cabin air. Determination of benzene, toluene, ethylbenzene, xylene, and 1,2-dichloroethane content by gas chromatography.
GJB 533.33-1991 Detection method of air components in submarine cabin. Determination of cumene, n-propylbenzene, tert-butylbenzene, n-butylbenzene, 1,3,5-trimethylbenzene (including other butylbenzene) and 1,2,4-trimethylbenzene in gas phase. chromatography
GJB 533.33A-2021 Part 33 of the method for detecting air components in submarine cabins: Cumene, n-propylbenzene, tert-butylbenzene, n-butylbenzene, sec-butylbenzene, 1,3,5-trimethylbenzene (including other butylbenzene), 1,2, 4-Determination of trimethylbenzene content b
GJB 770.310-1993 Test methods for gunpowder analysis: Determination of dinitrotoluene, dibutyl phthalate and 2-nitrodiphenylamine in double base powder by gas chromatography
GJB 8682.8-2015 Methods for chemical analysis of pyrotechnics Part 8: Determination of hexamethylenetetramine content Acid-base titration method
GJB 770.305-1989 Test methods for gunpowder analysis: Determination of nitroglycerin, No. 2 neutralizing agent, diphenylamine, dibutyl phthalate and dinitrotoluene in double-base propellants by reversed-phase liquid chromatography
GJB 770.311-1993 Test methods for gunpowder analysis: Determination of nitroglycerin, dinitrotoluene, No. 2 neutralizing agent and dibutyl phthalate in double base powder by gas chromatography

PT-IPQ, Detection method of mellitic acid

NP 2274-1988 Alcoholic beverages and spirits Detection of sorbic, benzoic, p-chlorobenzoic, salicylic, hydroxybenzoic acids and esters of p-hydroxybenzoic

TR-TSE, Detection method of mellitic acid

TS 1858-1975 TRITOLYL PHOSPHATE FOR INDUSTRIAL USE - LIST OF METHODS OF TEST
TS 1950-1975 PHENOL, o—CEESOL, m—CRESOL, p—CRESOL, CRESYLIC ACID AND XYLENOLS FOR INDUSTRIAL USE DETERMINATION OF WATER BY THE DEAN AND STARK METHOD
TS 1949-1975 PHENOL, o - CRESOL, m - CRESOL, p - CRESOL, CRESYLIC ACID AND XYLENOLS FOR INDUSTRIAL USE DETERMINATION OF VVATER BY THE KARL FISCHER METHOD
TS 1859-1975 TRITOLYL PHOSPHATE FOR INDUSTRIAL USE - DETERMINATION OF ACIDITY TO PHENOL RED - VOLUMETRIC METHOD
TS 1860-1975 TRITOLYL PHOSPHATE FOR INDUSTRIAL USE - DETERMINATION OF APPARENT FREE PHENOLS CONTENT - VOLUMETRIC METHOD

Professional Standard - Chemical Industry, Detection method of mellitic acid

HG/T 3031-1989(1997) Determination of ash of polyalkylene terephthalates
HG/T 3031-1989 Determination of ash of polyalkylene terephthalates

Danish Standards Foundation, Detection method of mellitic acid

DS/EN 15777:2009 Textiles - Test method for phthalates
DS/EN ISO 18856:2005 Water quality - Determination of selected phthalates using gas chromatography/mass spectrometry
DS/EN ISO 8988:2007 Plastics - Phenolic resins - Determination of hexamethylenetetramine content - Kjeldahl method, perchloric acid method and hydrochloric acid method

Lithuanian Standards Office , Detection method of mellitic acid

LST EN 15777-2009 Textiles - Test method for phthalates
LST ISO 6560:2003 Fruit and vegetable products. Determination of benzoic acid content (benzoic acid contents greater than 200 mg per litre or per kilogram). Molecular absorption spectrometric method (idt ISO 6560:1983)
LST EN ISO 8988:2007 Plastics - Phenolic resins - Determination of hexamethylenetetramine content - Kjeldahl method, perchloric acid method and hydrochloric acid method (ISO 8988:2006)

British Standards Institution (BSI), Detection method of mellitic acid

BS EN 15777:2009 Textiles - Test methods for phthalates
BS 6782-16.2:2000 Binders for paints - Methods of test for alkyd resins - Determination of phthalic anhydride content
BS 2782-4 Method 470B:1999 Methods of testing plastics. Chemical properties. Determination of ash of polyalkylene terephthalates
BS EN 17298:2019 Animal feeding stuffs. Methods of sampling and analysis. Determination of benzoic and sorbic acid by High Performance Liquid Chromatography (HPLC)
BS EN ISO 14389:2014 Textiles. Determination of the phthalate content. Tetrahydrofuran method
BS 684-2.36:1983 Methods of analysis of fats and fatty oils. Other methods. Determination of butylhydroxyanisole (BHA) and butylhydroxytoluene (BHT)
BS EN ISO 8988:2006 Plastics - Phenolic resins - Determination of hexamethylene-tetramine content - Kjeldahl method, perchloric acid method and hydrochloric acid method
BS ISO 5518:2007 Fruits, vegetables and derived products - Determination of benzoic acid content - Spectrophotometric method
BS EN ISO 18856:2005 Water quality. Determination of selected phthalates using gas chromatography/mass spectrometry
BS ISO 13913:2014 Soil quality. Determination of selected phthalates using capillary gas chromatography with mass spectrometric detection (GC/MS)
BS EN ISO 14389:2022 Tracked Changes. Textiles. Determination of the phthalate content. Tetrahydrofuran method
21/30410977 DC BS EN ISO 14389. Textiles. Determination of the phthalate content. Tetrahydrofuran method
BS 5946:1980 Method of test for determination of the punking behaviour of phenol-formaldehyde foam

ES-AENOR, Detection method of mellitic acid

PL-PKN, Detection method of mellitic acid

PN Z04208-02-1989 Air purity protection Tests for phtalic acid esters Determination of methyl phtalate in work places by gas ?hromatography
PN Z04208-04-1989 Air purity protection Tests for phtalic acid esters Determination of buthyl phtalate in work places by gas chromatography
PN Z04208-05-1989 Air purity protection Tests for phtalic acid esters Determination of diethylhexyl phtalate in work places by gas chromatography
PN A75101-24-1990 Fruit and vegetable products Preparation ot' samples and testing methods Determination of benzoic acid content
PN Z04194-02-1988 Air punty protection Tests for phthalic anhydride Determination of phthalic anhydride in work places by spectrophotometric method with hydroxylamine hydrochloride and ferric chloride
PN Z04208-10-1992 Air purity protection Tests for phtalic acid esters Determination of butyl phtalate vapours in pennanent residence area air by gas chromatography with sample enrichment
PN C45300-08-1989 Aromatic hydrocarbons Test methods Determination of impurities in toluene by gas chromatography and evaluation of toluene content
PN Z04208-03-1989 Air purity protection Tests for phtalic acid esters Determination of ethyl phtalate in work places by gas chromatography

未注明发布机构, Detection method of mellitic acid

BS 4341:1968(2011) Methods of test for Formic acid
BS EN ISO 18856:2005(2008)*BS 6068-2.94:2005 Water quality - Determination of selected phthalates using gas chromatography / mass spectrometry

RO-ASRO, Detection method of mellitic acid

SR 2567-3-1997 Soft drinks - Methods of analysis - Determination of sodium benzoate content

HU-MSZT, Detection method of mellitic acid

MSZ 21862/23-1983

Shandong Provincial Standard of the People's Republic of China, Detection method of mellitic acid

DB37/T 339-2003 Method for Determination of Purity of Phthalic Anhydride - Differential Scanning Calorimetry (DSC)

Professional Standard - Hygiene , Detection method of mellitic acid

WS/T 149-1999 Workplace air.Determination of dibutyl phthalate and di-n-octyl phthalate.High-performance liquid chromatography method
WS/T 54-1996 Urine.Determination of phenylglyoxylic acid and mandelic acid.High performance Iiquid chromatographic method
WS/T 163-1999 Workplace air.Determination of dinitrotoluene
WS/T 168-1999 Workplace air.Determination of diphenyl methane 4,4'-di-iso-cyanate-N-(1-naphthyl) ethylenediamine dihydrochloride spectrophotometric method
WS/T 166-1999 Workplace air.Determination of methyl formate and ethyl formate.Direct sampling-gas chromatographic method
WS/T 67-1996 Blood.Determination of cholinesterase activity.Spectrophotometric method--Acetylthiocholine and dithio-bis-(nitrobenzoic acid)method

Group Standards of the People's Republic of China, Detection method of mellitic acid

T/CASME 839-2023 Method for determination of dimethyl sulfate in ciprofloxacin hydrochloride
T/CHBAS 7-2021 Determination method of trifluoromethanesulfonic acid
T/CHBAS 11-2021 Detection of impurities in trimethylsilyl trifluoromethanesulfonate
T/CHBAS 8-2021 Determination of trifluoromethanesulfonic anhydride
T/NAIA 0148-2022 Determination of phthalates in aquatic products by gas chromatography-mass spectrometry
T/CHBAS 12-2021 Determination of N-Phenyl-bis(trifluoromethanesulfonimide)
T/CHBAS 10-2021 Determination of impurities in lithium trifluoromethanesulfonate
T/AQSPMK 006-2023 Test method of artificial leather and synthetic leather—Determination of DINPcontent in plasticizers
T/AQSPMK 0006-2023 Test method of artificial leather and synthetic leather — Determination of DINPcontent in plasticizers
T/NAIA 083-2021 Determination of Hydroxybenzoic Acids in Wine by High Performance Liquid Chromatography
T/SQIA 003-2022 Rapid detection of difenoconazole residues in vegetables and fruits — colloidal gold immunochromatography

European Committee for Standardization (CEN), Detection method of mellitic acid

EN ISO 14389:2022 Textiles - Determination of the phthalate content - Tetrahydrofuran method (ISO 14389:2022)
EN ISO 14389:2014 Textiles - Determination of the phthalate content - Tetrahydrofuran method
prEN ISO 14389:2021 Textiles - Determination of the phthalate content - Tetrahydrofuran method (ISO/DIS 14389:2021)

Professional Standard - Tobacco, Detection method of mellitic acid

YC/T 423-2011 Determination of benzoic acid,sorbic acid,methylparaben,ethylparaben,propylparaben and butylparaben in tobacco flavourings and casings.High performance liquid chromatographic method
YC/T 333-2010 Determination of phthalates in water-borne adhesives for cigarette-Gas chromatography-mass spectrometry method

YU-JUS, Detection method of mellitic acid

JUS H.B8.441-1984 Fhthalate esters (diallyl phthalate excluded) for industrial use. Measurement of coiour after heat treatment in Hazen units. Colorimetric method
JUS H.B8.438-1984 Di-2—ethylhexyl phthalate for industrial use. Determination of acid value. Volumetric method
JUS H.G8.013-1980 Reagents. Hydrochk>ric acid. Determination offree chlorine content. o-Tolidine colorimetric method
JUS H.B8.636-1981 Sulphuric acid for industrial u se. Determination of oxides of nitrogen. 2,4-xyleno/ spectrophotometric method
JUS F.S3.137-1982 Testing (Quantitative analysis) mixtures od fibres. Binary mixtures of acetate and triacetate fibres. Benzyl alcohol method
JUS H.B8.434-1984 Phthalate, maleate and adipate esters for industrial use. Determination of denstity at 2(fi C. Hydrometer method
JUS F.S3.137/1-1992 Testing (Quantitative analysis) of fibres mixtures. Binary mixtures of acetate and triacetate fibres. Benzyl alcohol method. Amendments
JUS H.Z1.190-1984 Tastfng of industriai waters. Determination ofsulphideconttnt.Colorimetric mathod with p-amino-N:N-di- methylaniline

BELST, Detection method of mellitic acid

STB 1181-99 Fruit and vegetable products. Methods for determination of sorbic and benzoic acids, simultaneously contained in the product

Association Francaise de Normalisation, Detection method of mellitic acid

NF EN ISO 14389:2022 Textiles - Détermination de la teneur en phtalates - Méthode au tétrahydrofurane
NF EN 17298:2019 Aliments des animaux - Méthodes d'échantillonnage et d'analyse - Dosage de l'acide benzoïque et de l'acide sorbique par chromatographie liquide à haute pression (CLHP)
NF G08-016*NF EN ISO 14389:2014 Textiles - Determination of the phthalates content - Tetrahydrofuran method
NF V18-218*NF EN 17298:2019 Animal feeding stuffs - Methods of sampling and analysis - Determination of benzoic and sorbic acid by high performance liquid chromatography (HPLC)
NF EN IEC 62321-3-3:2021 Détermination de certaines substances dans les produits électrotechniques - Partie 3-3 : détection - Diphényles polybromés, diphényléthers polybromés et phtalates dans les polymères par chromatographie en phase gazeuse-spectrométrie de masse ...
NF EN ISO 8988:2006 Plastiques - Résines phénoliques - Détermination de la teneur en hexaméthylènetétramine - Méthode Kjeldahl, méthode à l'acide perchlorique et méthode à l'acide chlorhydrique
NF T20-667:1984 Polyglycols for industrial use. Determination of hydroxyl number. Phthalic anhydride esterification method.
NF EN IEC 62321-3-4:2023 Détermination de certaines substances dans les produits électrotechniques - Partie 3-4 : détection - Phtalates dans les polymères des produits électrotechniques par chromatographie en phase liquide à haute performance avec ...

VN-TCVN, Detection method of mellitic acid

TCVN 7810-2007 Fruit and vegetable products.Determination of benzoic acid content (benzoic acid contents greater than 200 mg per litre or per kilogram).Molecular absorption spectrometry method
TCVN 7323-1-2004 Water quality.Determination of nitrate.Part 1: 2,6-Dimethylphenol spectrometry method
TCVN 6428-2007 Fruits, vegetables and derived products.Determination of benzoic acid content.Spectrophotometry method

Professional Standard - Environmental Protection, Detection method of mellitic acid

HJ/T 72-2001 Water quality-Determination of phthalate(dimethyl dibutyl dioctyl)-Liquid chromatography

Canadian General Standards Board （CGSB), Detection method of mellitic acid

CGSB 1-GP-71 METH 57.1-1980 Methodes D'Essai Des Peintures Et Pigments Teneur En Anhydride Phtalique

国家粮食局, Detection method of mellitic acid

LS/T 6131-2018 Grain and Oil Inspection Determination of Phthalate Compounds in Vegetable Oils

IN-BIS, Detection method of mellitic acid

Professional Standard - Non-ferrous Metal, Detection method of mellitic acid

YS/T 63.8-2006 Carbonaceous materials used in the production of aluminium-Part 8:Determination of the density in xylene by a pyknometric method
YS/T 74.9-1994 Cadmium Chemical Analysis Method Lufluenone-Bromocetyltrimethylamine Spectrophotometric Determination of Tin Content
YS/T 981.4-2014 Method for chemical analysis of high pure indium.Determination of tin content.Benzfluorenone-cetyltrimethylammonium bromide spectrophotometric method
YS/T 226.3-1994 Determination of tin content in selenium (lumenone-bromohexadecyltrimethylamine absorptiometry)
YS/T 230.7-1994 High pure indium--Determination of tin content
YS/T 276.2-2011 Methods for chemical analysis of indium.Part 2:Determination of tin content.Phenylfluorone-cetyltrimethyl ammonium bromide spectrophotometry

German Institute for Standardization, Detection method of mellitic acid

DIN EN 17298:2019-11 Animal feeding stuffs - Methods of sampling and analysis - Determination of benzoic and sorbic acid by High Performance Liquid Chromatography (HPLC); German version EN 17298:2019
DIN EN ISO 14389:2023-01 Textiles - Determination of the phthalate content - Tetrahydrofuran method (ISO 14389:2022); German version EN ISO 14389:2022
DIN 51437:2004 Testing of benzene and benzene homologues - Determination of the non-aromatics, toluene and C<(Index)8>-aromatics content of benzene - Gas chromatography
DIN EN 17844:2022 Construction products: Assessment of release of dangerous substances - Determination of the content of polycyclic aromatic hydrocarbons (PAH) and of benzene, toluene, ethylbenzene and xylenes (BTEX) - Gas chromatographic method with mass spectrometric det
DIN EN 17298:2019 Animal feeding stuffs - Methods of sampling and analysis - Determination of benzoic and sorbic acid by High Performance Liquid Chromatography (HPLC)
DIN 53728-3:1985 Testing of plastics; determination of the viscosity number of polyethylene terephthalate (PETP) or polybutylene terephthalate (PBTP) in dilute solution
DIN EN ISO 14389:2023 Textiles - Determination of the phthalate content - Tetrahydrofuran method (ISO 14389:2022)
DIN EN ISO 18856:2005-11 Water quality - Determination of selected phthalates using gas chromatography/mass spectrometry (ISO 18856:2004); German version EN ISO 18856:2005
DIN EN ISO 8988:2006-11 Plastics - Phenolic resins - Determination of hexamethylenetetramine content - Kjeldahl method, perchloric acid method and hydrochloric acid method (ISO 8988:2006); German version EN ISO 8988:2006
DIN ISO 3451-2:1992 Plastics; determination of ash; polyalkylene terephthalates; identical with ISO 3451-2:1984

ES-UNE, Detection method of mellitic acid

UNE-EN 17298:2020 Animal feeding stuffs - Methods of sampling and analysis - Determination of benzoic and sorbic acid by High Performance Liquid Chromatography (HPLC)
UNE-EN ISO 14389:2023 Textiles - Determination of the phthalate content - Tetrahydrofuran method (ISO 14389:2022)

Professional Standard - Military and Civilian Products, Detection method of mellitic acid

WJ 2575-2002 Permissible concentration and detection method of trinitrotoluene in the air of workplace

CEN - European Committee for Standardization, Detection method of mellitic acid

PREN 17298-2018 Animal feeding stuffs: Methods of sampling and analysis - Determination of benzoic and sorbic acid by High Pressure Liquid Chromatography (HPLC)

国家文物局, Detection method of mellitic acid

WW/T 0046-2012 Gas diffusion sampling and determination method for environmental testing of cultural relics in collections. Determination of formic acid and acetic acid.

Yunnan Provincial Standard of the People's Republic of China, Detection method of mellitic acid

DB53/T 615-2014 Determination of phthalates in printing inks for cigarettes by gas chromatography

Professional Standard - Geology, Detection method of mellitic acid

DZ/T 0064.67-1993 Groundwater quality testing method Determination of sulfide by p-aminodimethylaniline colorimetric method
DZ/T 0064.44-1993 Determination of boron by spectrophotometric method with H acid-formimine

(U.S.) Ford Automotive Standards, Detection method of mellitic acid

FORD FLTM AM 106-01-2001 DETERMINATION OF BENZOATE AND TRIAZOLE IN COOLANT BY LIQUID CHROMATOGRAPHY

KR-KS, Detection method of mellitic acid

KS I ISO 18856-2022 Water quality — Determination of selected phthalates using gas chromatography/mass spectrometry
KS M ISO 6796-2017 Polyglycols for industrial use — Determination of hydroxyl number — Phthalic anhydride esterification method

Jiangsu Provincial Standard of the People's Republic of China, Detection method of mellitic acid

DB32/T 2958-2016 Determination of Phthalates in Aquaculture Water by Gas Chromatography-Mass Spectrometry

Yunnan Provincial Food Standard of the People's Republic of China, Detection method of mellitic acid

DBS53/ 014-2013 Determination of Parabens in Food by High Performance Liquid Chromatography

Anhui Provincial Standard of the People's Republic of China, Detection method of mellitic acid

DB34/T 2565-2015 Determination of dimethyl isophthalate in plastic food packaging materials by gas chromatography-mass spectrometry

Guangdong Provincial Standard of the People's Republic of China, Detection method of mellitic acid

DB44/T 519-2008 Rapid detection method of formaldehyde in food

工业和信息化部, Detection method of mellitic acid

QB/T 5347-2018 Determination of benzoic acid, salicylic acid, sorbic acid and phenoxyethanol in toothpaste for oral hygiene care products by high performance liquid chromatography
HG/T 5404-2018 Determination of phthalates in olefin polymerization catalysts by gas chromatography
QC/T 942-2021 Detection method for hexavalent chromium in automotive materials

Standard Association of Australia （SAA）, Detection method of mellitic acid

AS/NZS 2341.8:2016 Methods of testing bitumen and related roadmaking products, Method 8: Determination of matter insoluble in toluene
AS/NZS 1462.27:2003 Methods of test for plastics pipes and fittings - Determination of toluene extract of carbon black

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence, Detection method of mellitic acid

GJB 5381.8-2005 Methods of chemical analysis for pyrotech. Part 8: Determination of Hexamethylene tetramine content. Acid-base titration

Professional Standard - Ocean, Detection method of mellitic acid

HY/T 179-2015 Determination of phthalate acid easters (PAEs) in the marine environment by gas chromatagraphy-mass spectrometry

AENOR, Detection method of mellitic acid

UNE-EN ISO 14389:2015 Textiles - Determination of the phthalate content - Tetrahydrofuran method (ISO 14389:2014)
UNE 55717:1984 SURFACE ACTIVE AGENTS. POLYGLYCOLS. DETERMINATION OF HYDROXYL NUMBER. PHTHALIC ANHYDRIDE ESTERIFICATION METHOD
UNE-EN ISO 8988:2007 Plastics - Phenolic resins - Determination of hexamethylenetetramine content - Kjeldahl method, perchloric acid method and hydrochloric acid method (ISO 8988:2006)

Professional Standard - Urban Construction, Detection method of mellitic acid

CJ 26.21-1991 Water quality inspection method of urban sewage standard Determination of hexavalent chromium diphenylcarbazide spectrophotometric method

Professional Standard - Automobile, Detection method of mellitic acid

QC/T 942-2013 Test methods of hexavalent chromium in automobiles materials

Indonesia Standards, Detection method of mellitic acid

SNI 7249-2009

GOSTR, Detection method of mellitic acid

GOST 34310-2017 Biological medicine remedies for veterinary use. Methods for determination of mertiolyt, phenol, formaldehyde

Professional Standard - Customs, Detection method of mellitic acid

HS/T 26-2009 Quantitive analysis for isomer of toluene diisocyanate.gas-chromatography

Liaoning Provincial Standard of the People's Republic of China, Detection method of mellitic acid

DB21/T 2562-2016 Determination method for carbamate pesticide residues in edible fungi culture medium

BR-ABNT, Detection method of mellitic acid

ABNT MB-299-1962

NL-NEN, Detection method of mellitic acid

NEN 6346-1980 Test methods for vegetable and animal oils and fats - Determination of the p-anisidine value

Hubei Provincial Standard of the People's Republic of China, Detection method of mellitic acid

DB42/T 2045-2023 Water Quality Determination of Six Phthalate Compounds by Gas Chromatography-Mass Spectrometry

Professional Standard - Electricity, Detection method of mellitic acid

DL/T 1823-2018 On-site detection method of mineral oil, hydrolyzable fluoride and acidity in sulfur hexafluoride gas

AT-ON, Detection method of mellitic acid

ONORM S 1815-2001 Testing of textiles - Quantitative analysis of binary mixtures - Polypropylene fibres with other fibres - Xylen (Xylol) method

Professional Standard - Machinery, Detection method of mellitic acid

JB/T 9493.7-1999 Method for chemical analysis of manganin and novokostant resistance alloy The EDTA titrimetric method for the determination of aluminum content after separation with ammonium benzoate