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Definition of Trace Impurities

Definition of Trace Impurities, Total:500 items.

In the international standard classification, Definition of Trace Impurities involves: Fertilizers, Analytical chemistry, Surface treatment and coating, Edible oils and fats. Oilseeds, Testing of metals, Plastics, Nuclear energy engineering, Spices and condiments. Food additives, Food products in general, Raw materials for rubber and plastics, Sugar. Sugar products. Starch, Non-ferrous metals, Organic chemicals, Rubber, Waxes, bituminous materials and other petroleum products, Wastes, Fruits. Vegetables, Semiconducting materials, Ferrous metals, Iron and steel products, Vocabularies, Energy and heat transfer engineering in general, Software development and system documentation, Metrology and measurement in general, Products of the chemical industry, Non-metalliferous minerals, Quantities and units, Protection of and in buildings, Heat recovery. Thermal insulation, Quality, Fuels, General methods of tests and analysis for food products, Lubricants, industrial oils and related products, Farm buildings, structures and installations, Optical equipment, Electrical accessories, Railway rolling stock, Natural gas, Conducting materials, Paint ingredients, Water quality, Petroleum products in general, Air quality, Materials for aerospace construction, Coals, Inorganic chemicals, Soil quality. Pedology, Information technology (IT) in general, Character symbols, Construction materials, Passenger cars. Caravans and light trailers, Cereals, pulses and derived products, Optics and optical measurements, Animal feeding stuffs, Mining and quarrying, Textile fibres, Welding, brazing and soldering, Medical sciences and health care facilities in general, Aircraft and space vehicles in general, Farming and forestry, Microbiology, Ceramics, Power stations in general, Applications of information technology, Transport.

RU-GOST R, Definition of Trace Impurities

GOST EN 15962-2014 Fertilizers. Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients
GOST 27868-1988 High purity substances. Method for concentration of microimpurities by extraction
GOST 27565-1987 Super pure chemicals. Concentration of microimpurities by evaporation
GOST 27866-1988 High purity substances. Method for concentration of microimpurities by preciritation and copreciditation
GOST 24245-1980 Reagents. Method for the determination of ammonium impurity
GOST ISO 658-2013 Oilseeds. Determination of content of impurities
GOST 12573-1967 Sugar. Method for determination of ferrous foreign matters
GOST 10485-1975 Reagents. Methods for determination of arsenic admixture
GOST 27748-1988 Polyolefins. Test procedure for the determination of contaminants
GOST 25559-1982 Liquid petroleum paraffins. Method for determination of impurities content and calculation of n-alkanes content
GOST 10671.5-1974 Reagents. Methods for the determination of sulfates
GOST 26323-2014 Fruit and vegetable products. Determination of vegetable impurities content
GOST 24977.2-1981 Tellurium high purity. Spectral method for the determination of impurities
GOST 23875-1988 Quality of electric energy. Terms and definitions
GOST 28806-1990 Software quality. Terms and definitions
GOST R 54130-2010 Quality of electric energy. Terms and definitions
GOST R 56343-2015 Monocyclic aromatic hydrocarbons. Determination of trace Impurities by gas chromatography test method using the external calibration
GOST 21216.4-1993 Clay raw materials. Method for determination of coarse-grained inclusions
GOST 8756.4-1970 Canned food products. Methods for determination of mineral impurities (sand)
GOST 10671.4-1974 Reagents. Methods for determination of nitrogen compaunds impurity general content
GOST 24977.1-1981 Tellurium high purity. Method of chemical and spectral for the ditermination of impurities
GOST R 53731-2009 Quality of communication services. Terms and definitions
GOST 1036-2014 Plastic lubricants. Method of determination of mechanical impurities content
GOST 22518.1-1977 Lead of high purity. Chemical spectral method for the determination of additions
GOST ISO 927-2014 Spices and condiments. Determination of extraneous matter and foreign matter content
GOST R 50541-1993 Miniature fuses. Guide lines for quality assessment of miniature fuse-links
GOST 18848-1973 Vegetable oils. Quality indices. Terms and definitions
GOST R 57608-2017 Combustible natural gas. Quality. Terms and definitions
GOST 6479-1973 Lubricating greases. Method for determination of mechanical impurities content by hydrochloric acid decomposition
GOST 1916-1975 Brown coals, hard coals, anthracites, coal briquettes and combustible shales. Methods for the determination of mineral impurities (rock) and smalls
GOST 20461-1975 Gaseous helium. Method for determination of impurities volume fraction by emission spectral analysis
GOST R 54288-2010 Light liquid petroleum hydrocarbons. Determination of trace quantities of sulfur by oxidative microcoulometry
GOST R 54288-2010(2019) Light liquid petroleum hydrocarbons. Determination of trace quantities of sulfur by oxidative microcoulometry
GOST R 51170-1998 Quality of technological and official information. Terms and definitions
GOST R 50779.11-2000 Statistical methods. Statistical quality control. Terms and definitions
GOST 15467-1979 Product-quality control. Basic concepts. Terms and definitions
GOST 21979-1976 Reagents. Zinc compounds. Polarographic method for the determination of copper, lead and cadmium as impurities
GOST 11130-2013 Peat and products of its processing. Metods for determination of smalls content and impurittes
GOST R 50183-1992 Plastics. Polyvinylchloride resines. Determination of number of impurites and foreign particles
GOST EN 16109-2014 Fertilizers. Determination of complexed micro-nutrient ions in fertilizers. Identification of lignosulfonates
GOST 13979.4-1968 Oilcakes, oilmeals and powdered mustard seed cake. Determination of color, odour, dark impurities and small particles of oilcake
GOST 1429.14-2004 Tin-lead solders. Methods of atomic-emission spectral analysis
GOST 1429.15-1977 Tin-lead solders. Spectral method for the determination of addition of antimony, copper, bismuth, arsenic, iron, lead
GOST 20270-1984 Pure sorted wool. Methods for determination of vegetable matters, clipped wool and schurf
GOST 1429.14-1977 Tin-lead solders. Spectral method for the determination of addition of antimony, copper, bismuth, iron, nickel
GOST R ISO 7708-2006 Air quality. Particle size fraction definitions for health-related sampling
GOST 20290-1974 Seeds of crops. Determination of seed sowing quality. Terms and definitions
GOST R 56344-2015 Butadiene. Determination of purity and content of hydrocarbon impurities by gas chromatography method

Professional Standard - Petrochemical Industry, Definition of Trace Impurities

SH/T 0336-1994 Determination method of grease impurity content (microscopic method)
SH/T 1497-2002 Tert-butylalcohol for industrial use - Determination of purity and impurities - Gas chromatographic method
SH/T 1786-2015 Isoamylene for industrial use.Determination of purity and hydrocarbon impurities.Gas chromatographic method
SH/T 1613.2-1995 Determination of the purity of petroleum o-xylene and the content of hydrocarbon impurities by gas chromatography

CZ-CSN, Definition of Trace Impurities

CSN 65 6337-1974 Determination of mechanical impurities content using a microscope
CSN 64 0340-1983 Determination of thc conlent f mechanical impurities
CSN 42 0647 Cast.13-1989 Chemical analysis of non-ferrous metals and alloys. Tungsten. Determination of mechanical impurities by the gravimetric method
CSN 01 0113-1985 Product quality. Terms and definitions
CSN 68 4130-1981 Colorimetric methods of the etermination of iron contents s an impurity
CSN 80 0075-1974 Delerniination of inipurities coiitenl iii s?oiir?il wool by cliemicíil jirocess
CSN 01 0215-1986 Statistical quality control. Terms and de-finitions
CSN 80 0015-1976 Terms and definitions for standardization of qualíty of textiles
CSN 66 2108-1983 Petroleum benzene. Determination of benzene content and its impurities by gas chromatography
CSN 65 6316-1989 Lubricating greases. Method for de- ermination of mechanic impurities ontent by hydrochlorid acid decom- osition
CSN EN 481-1994 Workplace atmospheres. Size fraction definitions for measurement of airborne particles
CSN 83 4011-1984 Air quality Sources of air pollution. Terms and definitions.
CSN 75 7711-1987 Water Quality Microscopical biological qualitative and quantitative analysis
CSN 75 7712-1998 Water quality - Biological analysis - Determination of bioseston
CSN 461011-6-2002 Testing of cereals, pulses and oilseeds - Part 6: Testing of cereals - Determination of grain admixtures and impurities content
CSN ON 50 0542-1964 Analysis of white and green sulpliale liquors ?Determination of impurities).

GOSTR, Definition of Trace Impurities

GOST 27868-2019 High purity substances. Method for concentration of microimpurities by extraction
GOST 27565-2019 Superpure substances. Concentration of microimpurities by evaporation
GOST 27866-2019 High purity substances. Method for concentration of microimpurities by precipitation and coprecipitation
GOST 15895-1977 Statistical quality control. Terms and definitions
GOST 18848-2019 Vegetable oils. Organoleptic and physicochemical parameters. Terms and definitions

SE-SIS, Definition of Trace Impurities

SIS SS 11 11 16-1987 Steel - Method for assessment of the content of non-metallic inclusions - Microscopic methods - Jernkontorets inclusion chart II for the assessment of non-metallic inclusions

HU-MSZT, Definition of Trace Impurities

Institute of Interconnecting and Packaging Electronic Circuits (IPC), Definition of Trace Impurities

IPC MI-660 11.10-1984 Determination of Trace Impurities

Indonesia Standards, Definition of Trace Impurities

SNI 01-3184-1992 Penentuan kadar kotoran

Korean Agency for Technology and Standards (KATS), Definition of Trace Impurities

KS D 0204-2007 Steel-Determination of content of nonmetallic inclusions-Micrographic method using standard diagrams
KS D 0204-1982 Steel-Determination of content of nonmetallic inclusions-Micrographic method using standard diagrams
KS D 1700-2009 Determination of trace impurities in high purity gold－Matrix extraction method of fuming using sulfuric acid
KS D 1700-2004 Determination of trace impurities in high purity gold－Matrix extraction method of fuming using sulfuric acid
KS M ISO 249:2012 Rubber, raw natural-Determination of dirt content
KS M ISO 249:2017 Rubber, raw natural－Determination of dirt content
KS H ISO 663:2012 Animal and vegetable fats and oils-Determination of insoluble impurities content
KS B ISO 8573-7:2005 Compressed air-Part 7:Test method for viable microbiological contaminant content
KS B ISO 8573-7:2013 Compressed air-Part 7:Test method for viable microbiological contaminant content
KS B ISO 9358:2006 Optics and optical instruments Veiling glare of image-forming systems - Definitions and methods of measurement
KS I 2004-2005 Air quality-Particle size fraction definitions for health-related sampling
KS H ISO 663-2012(2021) Animal and vegetable fats and oils－Determination of insoluble impurities content
KS D 0204-2007(2022) Steel－Determination of content of nonmetallic inclusions－Micrographic method using standard diagrams
KS I ISO 9169:2009 Air quality-Definition and determination of performance characteristics of an automatic measuring system
KS I ISO 9169-2014(2019) Air quality — Definition and determination of performance characteristics of an automatic measuring system
KS I ISO 9169:2014 Air quality — Definition and determination of performance characteristics of an automatic measuring system
KS D 0204-2002 Steel－Determination of content of nonmetallic inclusions－Micrographic method using standard diagrams
KS D 0204-2007(2017) Steel－Determination of content of nonmetallic inclusions－Micrographic method using standard diagrams
KS I ISO 7708-2010(2016) Air quality－Particle size fraction definitions for health-related sampling
KS I 2004-2005(2010) Air quality－Particle size fraction definitions for health-related sampling
KS I ISO 14240-1-2009(2014) Soil quality－Determination of soil microbial biomass－Part 1：Substrateinduced
KS I ISO 17858:2009 Water quality－Determination of dioxin-like polychlorinated biphenyls－Method using gas chromatography/mass spectrometry
KS I ISO 7708:2010 Air quality－Particle size fraction definitions for health-related sampling
KS I ISO 7708:2021 Air quality — Particle size fraction definitions for health-related sampling

FI-SFS, Definition of Trace Impurities

SFS 3823-1979

PL-PKN, Definition of Trace Impurities

PN C04061-1965 Pe?roleum produc?s Foreign par?icles in greases determina?ion by microscopical me?hod
PN P04675-02-1988 Cotton Determination of faulty fibres and impurity content
PN C04089-1958 Petroleum products -- Determination of solid foreign matter content
PN P04930-11-1990 Wool Determination of mineral impurities (ash) content
PN C04141-1955
PN P04692-1974 Testing methods of textile produks Beaten felts Determination of plant impurities content

European Committee for Standardization (CEN), Definition of Trace Impurities

EN ISO 1265:1997 Plastics - Polyvinyl Chloride Resins - Determination of Number of Impurities and Foreign Particles ISO 1265: 1979
EN ISO 1265:2007 Plastics - Poly(vinyl chloride) resins - Determination of number of impurities and foreign particles (ISO 1265:2007)
EN ISO 927:2009 Spices and condiments - Determination of extraneous matter and foreign matter content (ISO 927:2009)
EN ISO 658:1995 Oilseeds - Determination of Impurities Content ISO 658: 1988
EN ISO 927:2009/AC:2012 Spices and condiments - Determination of extraneous matter and foreign matter content - Technical Corrigendum 1 (ISO 927:2009/Cor 1:2012)
EN ISO 658:2002 Oilseeds - Determination of Content of Impurities ISO 658: 2002
EN 15663:2017 Railway applications - Definition of vehicle reference masses
prEN 450-1991 Fly ash for concrete; definitions, requirements and quality control
EN ISO 663:1995 Animal and Vegetable Fats and Oils - Determination of Insoluble Impurities Content (ISO 663 : 1992)
EN 16378:2013 Cereals - Determination of impurities content in maize (Zea mays@ L.) and sorghum (Sorghum bicolor@ L.)
EN ISO 663:2008 Animal and vegetable fats and oils - Determination of insoluble impurities content (ISO 663:2007)
prEN 481-1992 Workplace atmospheres; size fraction definitions for measurement of airbone particles
EN 450:1994 Fly Ash for Concrete - Definitions, Requirements and Quality Control
EN ISO 663:2017 Animal and vegetable fats and oils - Determination of insoluble impurities content
EN ISO 14240-1:2011 Soil quality - Determination of soil microbial biomass - Part 1: Substrate-induced respiration method (ISO 14240-1:1997)
EN 13816:2002 Transportation - Logistic and services - Public passenger transport; Service quality definition, targeting and measurement

International Organization for Standardization (ISO), Definition of Trace Impurities

ISO 1265:2007 Plastics - Poly(vinyl chloride) resins - Determination of number of impurities and foreign particles
ISO 927:2009 Spices and condiments - Determination of extraneous matter and foreign matter content
ISO 249:2014 Rubber, raw natural - Determination of dirt content
ISO 249:2016 Rubber, raw natural - Determination of dirt content
ISO 249:1995 Rubber, raw natural - Determination of dirt content
ISO 658:2002 Oilseeds - Determination of content of impurities
ISO 658:1980 Oilseeds — Determination of impurities content
ISO 658:1988 Oilseeds; determination of impurities content
ISO 927:1980 Title missing - Legacy paper document
ISO 927:1982 Spices and condiments; Determination of extraneous matter content
ISO 8573-7:2003 Compressed air - Part 7: Test method for viable microbiological contaminant content
ISO 4967:1998 Steel - Determination of content of nonmetallic inclusions - Micrographic method using standard diagrams
ISO 9346:1987 Thermal insulation - Mass transfer - Physical quantities and definitio
ISO 663:2000 Animal and vegetable fats and oils - Determination of insoluble impurities content
ISO 663:2007 Animal and vegetable fats and oils - Determination of insoluble impurities content
ISO 663:2017 Animal and vegetable fats and oils - Determination of insoluble impurities content
ISO 762:2003 Fruit and vegetable products - Determination of mineral impurities content
ISO 762:1982 Fruit and vegetable products; Determination of mineral impurities content
ISO 9358:1994 Optics and optical instruments - Veiling glare of image-forming systems - Definitions and methods of measurement
ISO 663:1981 Animal and vegetable fats and oils — Determination of insoluble impurities content
ISO 9346:1987/Amd 1:1996 Thermal insulation - Mass transfer - Physical quantities and definitions; Amendment 1
ISO 663:1992 Animal and vegetable fats and oils; determination of insoluble impurities content
ISO 9169:2006 Air quality - Definition and determination of performance characteristics of an automatic measuring system
ISO 927:2009/cor 1:2012 Spices and condiments - Determination of extraneous matter and foreign matter content; Technical Corrigendum 1
ISO 17858:2007 Water quality - Determination of dioxin-like polychlorinated biphenyls - Method using gas chromatography/mass spectrometry
ISO/DIS 22174 Microbiology of the food chain — Polymerase chain reaction (PCR) for the detection and quantification of microorganisms — General requirements and definitions
ISO/TS 23690:2023 Nanotechnologies — Multiwall carbon nanotubes — Determination of carbon impurity content by thermogravimetric analysis
ISO 7708:1995 Air quality - Particle size fraction definitions for health-related sampling
ISO/TS 16965:2013 Soil quality.Determination of trace elements using inductively coupled plasma mass spectrometry (ICP-MS)
ISO/CD 22262-2:2011 Air quality — Bulk materials — Part 2: Quantitative determination of asbestos by gravimetric and microscopical methods

Professional Standard - Commodity Inspection, Definition of Trace Impurities

SN/T 2081-2008 Determination of impurities in alumina.Inductively coupled plasma atomic emission spectrometric method (ICP-AES) with microwave dissolution
SN/T 4020-2013 Determination of impurity elements content in pure iron.X-ray fluorescence spectrometry

Taiwan Provincial Standard of the People's Republic of China, Definition of Trace Impurities

CNS 8832-1998 Method of test for determining of silver, indium, cadmium and trace impurities in silver-indium-cadmium alloys

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Definition of Trace Impurities

GB/T 36590-2018(英文版) Method for chemical analysis of high purity silver—Determination of trace impurity elements contents—Glow discharge mass spectrometry
GB/T 14488.2-2008 Oilseeds.Determination of content of impurities
GB/T 8086-1987 Raw natural rubber--Determination of dirt
GB/T 14488.2-1993 Method for determination of foreign matter in oilseeds
GB/T 8086-2008 Raw natural rubber.Determination of dirt
GB/T 12208-2008 Test methods of components and impurities of the manufactured gas
GB/T 12294-1990 Fruit and vegetable products--Determination of mineral impurities
GB/T 15688-2008 Determination of the content of insoluble impurities in animal and vegetable fats and oils
GB/T 15688-1995 Animal and vegetable oils and fats--Determination of insoluble impurities content
GB/T 3169.2-1982 Chemical analysis of aluminum powder--Determination of total aluminum by difference
GB/T 29598-2013 Limit and determination of triazines in fluorescent brighteners
GB/T 11141-1989 Light olefins for industrial use--Determination of traces of sulfur--Oxidative microcoulometric method
GB/T 9802-1988 Air quality--Determination of total suspended particulates--Gravimetric method
GB/T 511-1988 Petroleum products and additives--Determination of mechanical impurities--Gravimetric method
GB/T 8038-2023 Determination of hydrocarbon impurity content in coked toluene by gas chromatography
GB/T 10561-2005 Steel.Determination of content of nonmetallic inclusions.Micrographic method using standards diagrams
GB/T 10561-2023 Standard grading chart microscopic examination method for determination of non-metallic inclusion content in steel
GB/T 11141-2014 Light olefins for industrial use.Determination of trace sulfur
GB/T 22552-2008 Caravans.Masses and dimensions.Vocabulary
GB/T 24582-2023 Determination of metal impurity content on polysilicon surface by acid leaching-inductively coupled plasma mass spectrometry

VN-TCVN, Definition of Trace Impurities

TCVN 4891-2013 Spices and condiments.Determination of extraneous matter and foreign matter content
TCVN 6089-2004 Rubber, raw natural.Determination of dirt content
TCVN 4587-1988 Canned foods.Determination of mineral foreign matter content
TCVN 7805-2007 Fruit and vegetable products.Determination of mineral impurities content
TCVN 6751-2009 Air quality.Definition and determination of performance characteristics of an automatic measuring system
TCVN 6125-2010 Animal and vegetable fats and oils.Determination of insoluble impurities content
TCVN 6753-2000 Air quality.Particle size fraction definitions for health-related sampling

British Standards Institution (BSI), Definition of Trace Impurities

BS EN ISO 927:2009 Spices and condiments - Determination of extraneous matter and foreign matter content
BS ISO 249:2014 Rubber, raw natural. Determination of dirt content
BS ISO 249:2016 Rubber, raw natural. Determination of dirt content
BS EN ISO 658:2002 Oilseeds - Determination of content of impurities
BS 7926:1998 Quantitative micrographic methods to determine the percentage content of non-metallic inclusions in cast steel
BS EN ISO 9346:1996 Thermal insulation - Mass transfer - Physical quantities and definitions
BS EN ISO 9346:2008 Hygrothermal performance of buildings and building materials. Physical quantities for mass transfer. Vocabulary
BS 4778-2:1991 Quality vocabulary - Quality concepts and related definitions
BS ISO 762:2003 Fruit and vegetable products - Determination of mineral impurities content
BS EN 60127-5:1991 Miniature fuses - Guide for the quality assessment of miniature fuse-links
BS EN 60127-5:2017 Miniature fuses. Guidelines for quality assessment of miniature fuse-links
BS EN 15663:2009 Railway applications - Definition of vehicle reference masses
BS EN 2951:2019 Aerospace series. Metallic materials. Micrographic determination of content of non-metallic inclusions
BS EN ISO 14240-2:1997 Soil quality. Determination of soil microbial biomass. Fumigation-extraction method
BS EN ISO 14240-2:2011 Soil quality. Determination of soil microbial biomass. Fumigation-extraction method
BS EN ISO 663:2008 Animal and vegetable fats and oils - Determination of insoluble impurities content
PD ISO/TS 16965:2013 Soil quality. Determination of trace elements using inductively coupled plasma mass spectrometry (ICP-MS)
BS EN ISO 9169:2006 Air quality - Definition and determination of performance characteristics of an automatic measuring system
BS EN 16378:2013 Cereals. Determination of impurities content in maize (Zea mays, L.) and sorghum (Sorghum bicolor, L.)
PD ISO/TS 23690:2023 Nanotechnologies. Multiwall carbon nanotubes. Determination of carbon impurity content by thermogravimetric analysis
BS EN 14243-1:2019 Materials obtained from end of life tyres - Part 1: General definitions related to the methods for determining their dimension(s) and impurities
BS ISO 19056-3:2022 Microscopes. Definition and measurement of illumination properties - Incident light fluorescence microscopy with incoherent light sources
BS ISO 19056-2:2019 Microscopes. Definition and measurement of illumination properties - Illumination properties related to the colour in bright field microscopy
BS ISO 19056-1:2015 Microscopes. Definition and measurement of illumination properties. Image brightness and uniformity in bright field microscopy
BS EN ISO 663:2017 Tracked Changes. Animal and vegetable fats and oils. Determination of insoluble impurities content

German Institute for Standardization, Definition of Trace Impurities

DIN EN ISO 927:2010 Spices and condiments - Determination of extraneous matter and foreign matter content (ISO 927:2009); German version EN ISO 927:2009
DIN EN ISO 658:2002-08 Oilseeds - Determination of content of impurities (ISO 658:2002); German version EN ISO 658:2002
DIN EN ISO 1265:2007 Plastics - Poly(vinyl chloride) resins - Determination of number of impurities and foreign particles (ISO 1265:2007) English version of DIN EN ISO 1265:2007-05
DIN EN ISO 663:2017-05 Animal and vegetable fats and oils - Determination of insoluble impurities content (ISO 663:2017); German version EN ISO 663:2017
DIN ISO 9358:2021-08 Optics and optical instruments - Veiling glare of image-forming systems - Definitions and methods of measurement (ISO 9358:1994)
DIN EN 15663:2012 Railway applications - Definition of vehicle reference masses; German version EN 15663:2009 + AC:2010
DIN 32619:1976-02 Smoking-cart; definitions, quality and safety requirements
DIN 32619:1976 Smoking-cart; definitions, quality and safety requirements
DIN EN 2951:2019-08 Aerospace series - Metallic materials - Micrographic determination of content of non-metallic inclusions; German and English version EN 2951:2019
DIN EN 481:1993 Workplaces atmospheres; size fraction definitions for measurement of airborne particles; German version EN 481:1993
DIN EN 2951:2019 Aerospace series - Metallic materials - Micrographic determination of content of non-metallic inclusions; German and English version EN 2951:2019
DIN EN ISO 9169:2006 Air quality - Definition and determination of performance characteristics of an automatic measuring system (ISO 9169:2006); English version of DIN EN ISO 9169:2006-09
DIN EN ISO 9169:2006-09 Air quality - Definition and determination of performance characteristics of an automatic measuring system (ISO 9169:2006); German version EN ISO 9169:2006
DIN EN ISO 658:2002 Oilseeds - Determination of content of impurities (ISO 658:2002); German version EN ISO 658:2002
DIN EN ISO 1265:2007-05 Plastics - Poly(vinyl chloride) resins - Determination of number of impurities and foreign particles (ISO 1265:2007); German version EN ISO 1265:2007
DIN EN 16378:2013-12 Cereals - Determination of impurities content in maize (Zea mays, L.) and sorghum (Sorghum bicolor, L.); German version EN 16378:2013
DIN 9020-2:1983 Aerospace; mass breakdown for aircraft heavier than air; main mass groups and terms of mass; definitions
DIN 51088:2007 Testing of ceramic raw and basic materials - Determination of mass fractions of metallic trace impurities in silicon carbide powders and granular silicon carbides by optical emission spectrometry and excitation in the DC arc
DIN EN 14243-1:2019 Materials obtained from end of life tyres - Part 1: General definitions related to the methods for determining their dimension(s) and impurities
DIN EN 14243-1:2018 Materials obtained from end of life tyres - Part 1: General definitions related to the methods for determining their dimension(s) and impurities; German and English version prEN 14243-1:2017
DIN EN 14243-1:2019-05 Materials obtained from end of life tyres - Part 1: General definitions related to the methods for determining their dimension(s) and impurities; German version EN 14243-1:2019
DIN EN 12938:2000 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry (includes AC:2000); German version EN 12938:1999 + AC:2000

RO-ASRO, Definition of Trace Impurities

STAS 6346-1989 MILK Impurity degrt'e dctermination
STAS SR 8934-17-1997 Sodium chloride. Determination of the content of mechanical impurities
STAS 9763/10-1976 SPICES AND CONDIMENTS Determination of extraneous matter content
STAS 8629-1989 COTTON FIBRES Impurities and imperfections content determination
STAS 4948-1983 LUB?UCATING GREASES Determination of nonsoluble impurities content in hydrochloric acid
STAS 10837/2-1977 SELENIUM Semiquantitative spectral determination of iron, silicon, silver, copper, magnesium, lead, tin, stibium and arsenic impurities
STAS 10567-1976 EPOXY RESINS FOR MOULDING Determination of mechanical impurities content
SR 10643-1999 Washed wool - Determination of content of the insoluble impurities in the sodium hydroxide solution
STAS 145/11-1987 VEGETABLE OILS AND FATS Delermination of insoluble impurities content in organic solvents

Association Francaise de Normalisation, Definition of Trace Impurities

NF EN ISO 658:2002 Graines oléagineuses - Détermination de la teneur en impuretés
NF ISO 7708:1996 Qualité de l'air - Définitions des fractions de taille des particules pour l'échantillonnage lié aux problèmes de santé.
NF V03-904*NF EN ISO 658:2002 Oilseeds - Determination of content of impurities
NF T43-109:2008 Rubber, raw natural - Determination of dirt content.
NF T43-109:2014 Rubber, raw natural - Determination of dirt content
NF T43-109*NF ISO 249:2016 Rubber, raw natural - Determination of dirt content
NF V03-904:1995 Oilseeds. Determination of impurities content.
NF A04-107:1980 Iron and steel. Micrographic method of determination of the non metallic inclusion content of unalloyed wire rod.
NF H96-120:2006 Identification and/or determination of the quantity of waste.
NF ISO 249:2016 Caoutchouc naturel brut - Détermination de la teneur en impuretés
NF T43-109:1996 Rubber. Raw natural rubber. Determination of dirt content.
NF P50-743:1996 Thermal insulation. Mass transfer. Physical quantities and definitions.
NF V32-172*NF EN ISO 927:2009 Spices and condiments - Determination of extraneous matter and foreign matter content
NF V03-401:1985 Spices and condiments. Determination of extraneous matter content.
NF T60-202*NF EN ISO 663:2017 Animal and vegetable fats and oils - Determination of insoluble impurities content
NF A04-106:1984 Iron and steel. Methods of determination of content of non metallic inclusions in wrought steel. Part II : micrographic method using standards diagrams.
NF EN ISO 663:2017 Corps gras d'origines animale et végétale - Détermination de la teneur en impuretés insolubles
NF S92-050*NF EN 1659:1997 In vitro diagnostic systems. Culture media for microbiology. Terms and definitions.
NF X31-071:1983
NF L10-021*NF EN 2951:2019 Aerospace series - Metallic materials - Micrographic determination of content of non-metallic inclusions
NF ISO 249/A1:2022 Caoutchouc naturel brut - Détermination de la teneur en impuretés - Amendement 1
NF V05-103:1984 Products derived from fruits and vegetables. Determination of mineral impurities content.
NF T60-202:1995 Animal and vegetable fats and oils. Determination of insoluble impurities content.
NF EN ISO 1265:2007 Plastiques - Résines de poly(chlorure de vinyle) - Détermination du nombre d'impuretés et de corps étrangers
NF T20-809:1982 Ethylene for industrial use. Determination of hydrocarbon impurities. Gas chromatographic method.
NF T20-810:1982 Propylene for industrial use. Determination of hydrocarbon impurities. Gas chromatographic method.
NF X43-572*NF EN ISO 9169:2006 Air quality - Definition and determination of performance characteristics of an automatic measuring system
NF EN ISO 9169:2006 Qualité de l'air - Définition et détermination de caractéristiques de performance d'un système automatique de mesurage
NF P18-050:1995 Fly ash for concrete. Definitions, requirements and quality control.
NF X06-011:1973 STATISTICS AND QUALITY. DEFINITION,CHOICE AND SPECIFICATION OF THE QUALITY OF A SUPPLY OF INDUSTRIAL PRODUCTS.
NF T60-202:2009 Animal and vegetable fats and oils - Determination of insoluble impurities content.
NF T20-808:1982 Butadiene for industrial use. Determination of hydrocarbon impurities. Gas chromatographic method.
NF ISO 9358:1998 Optique et instruments d'optique - Lumière parasite diffuse des systèmes d'imagerie - Définitions et méthodes de mesure.
NF V03-757*NF EN 16378:2013 Cereals - Determination of impurities content in maize (Zea mays, L.) and sorghum (Sorghum bicolor, L.)
NF EN 13615:2002 Méthodes pour l'analyse des lingots d'étain - Détermination des teneurs en impuretés dans l'étain de qualité 99,90 % et 99,85 % par spectrométrie atomique
NF T47-750-1*NF EN 14243-1:2019 Materials obtained from end of life tyres - Part 1 : general definitions related to the methods for determining their dimension(s) and impurities
NF T20-806:1980 Light olefins for industrial use. Determination of impurities by gas chromatography. General considerations.
NF T20-738:1967 Chemical analysis of phthalic anhydride. Determination of impurities oxidizable in the cold by potassium permanganate.

Standard Association of Australia （SAA）, Definition of Trace Impurities

AS 2197:1978 Method for the micrographic assessment of the non-metallic inclusion content in wrought steel

AENOR, Definition of Trace Impurities

UNE 37305:1964 CADMIUM. DEFINITIONS AND QUALITIES.
UNE-EN ISO 658:2002 Oilseeds. Determination of content of impurities. (ISO 658:2002)
UNE-EN 15663:2010 Railway applications - Definition of vehicle reference masses
UNE 30001:1957 CHEMICAL PRODUCTS. CLASSIFICATION BY QUALITIES, DEFINITIONS AND STANDARDIZATION.
UNE 40228-7:1974 DETERMINATION OF THE CONTENT IN VEGETABEL MATTER ANDOF THE TOTAL OF INSOLUBLE IMPURITIES IN ALKALI OF WASHED WOOL SUBSAMPLES.
UNE-EN ISO 1265:2007 Plastics - Poly(vinyl chloride) resins - Determination of number of impurities and foreign particles (ISO 1265:2007)
UNE-EN 16378:2014 Cereals - Determination of impurities content in maize (Zea mays, L.) and sorghum (Sorghum bicolor, L.)
UNE-EN ISO 9169:2007 Air quality - Definition and determination of performance characteristics of an automatic measuring system (ISO 9169:2006)
UNE 77213:1997 AIR QUALITY. PARTICLE SIZE FRACTION DEFINITIONS FOR HEALTH-RELATED SAMPLING.

YU-JUS, Definition of Trace Impurities

JUS C.A3.013-1987 Determination ofcontent of non-metallic inclusions in stee/. Micrographic method using standarddiagrams
JUS G.C1.058-1991 Rubber,raw natural - Determination of dirt content
JUS C.A1.650-1987 Methodes of chemical analysis of silver. Determination of impurities contents. Spectrographic metod".
JUS B.C1.015-1980 High alumina cement. Definition, classification and quality requirements
JUS U.N5.100-1988 Vitreous china sanitary vare. Definition, quality reguirements and methods of test
JUS F.S3.072-1989 Testing of texiles. Determination of vegetable matter content and other alkali-insoluble impurities in scoured wool
JUS B.C1.015-1982 High alumina cement Definition, classification and guality requirements
JUS B.C1.013-1980 Low heat cements. Definition, classification and quality requirements

American Society for Testing and Materials (ASTM), Definition of Trace Impurities

ASTM D2360-04 Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography
ASTM D2360-04a Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography
ASTM D2360-04e1 Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography
ASTM D2360-03 Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography
ASTM D2360-08 Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography
ASTM F1593-97 Standard Test Method for Trace Metallic Impurities in Electronic Grade Aluminum by High Mass-Resolution Glow-Discharge Mass Spectrometer
ASTM F1593-97(2002) Standard Test Method for Trace Metallic Impurities in Electronic Grade Aluminum by High Mass-Resolution Glow-Discharge Mass Spectrometer
ASTM F1593-08 Standard Test Method for Trace Metallic Impurities in Electronic Grade Aluminum by High Mass-Resolution Glow-Discharge Mass Spectrometer
ASTM F1710-08 Standard Test Method for Trace Metallic Impurities in Electronic Grade Titanium by High Mass-Resolution Glow Discharge Mass Spectrometer
ASTM E45-05e1 Standard Test Methods for Determining the Inclusion Content of Steel
ASTM E45-05 Standard Test Methods for Determining the Inclusion Content of Steel
ASTM E45-11 Standard Test Methods for Determining the Inclusion Content of Steel
ASTM E45-11a Standard Test Methods for Determining the Inclusion Content of Steel
ASTM E45-05e3 Standard Test Methods for Determining the Inclusion Content of Steel
ASTM E45-13 Standard Test Methods for Determining the Inclusion Content of Steel
ASTM D7504-11 Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and Effective Carbon Number
ASTM D7504-15 Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and Effective Carbon Number
ASTM D5917-15e1 Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and External Calibration
ASTM E45-97(2002) Standard Test Methods for Determining the Inclusion Content of Steel
ASTM F1845-97 Standard Test Method for Trace Metallic Impurities in Electronic Grade Aluminum-Copper, Aluminum-Silicon, and Aluminum-Copper-Silicon Alloys by High-Mass-Reduction Glow Discharge Mass Spectrometer
ASTM F1845-97(2002) Standard Test Method for Trace Metallic Impurities in Electronic Grade Aluminum-Copper, Aluminum-Silicon, and Aluminum-Copper-Silicon Alloys by High-Mass-Reduction Glow Discharge Mass Spectrometer
ASTM F1845-08 Standard Test Method for Trace Metallic Impurities in Electronic Grade Aluminum-Copper, Aluminum-Silicon, and Aluminum-Copper-Silicon Alloys by High-Mass-Resolution Glow Discharge Mass Spectrometer
ASTM UOP755-92 Trace Impurities in High-Purity Ethylbenzene by Gas Chromatography
ASTM D5507-99 Standard Test Method for Determination of Trace Organic Impurities in Monomer Grade Vinyl Chloride by Capillary Column/Multidimensional Gas Chromatography
ASTM D5507-99(2008)e1 Standard Test Method for Determination of Trace Organic Impurities in Monomer Grade Vinyl Chloride by Capillary Column/Multidimensional Gas Chromatography
ASTM D5507-99(2012) Standard Test Method for Determination of Trace Organic Impurities in Monomer Grade Vinyl Chloride by Capillary Column/Multidimensional Gas Chromatography
ASTM E2142-01 Standard Test Methods for Rating and Classifying Inclusions in Steel Using the Scanning Electron Microscope
ASTM D5917-09 Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and External Calibration
ASTM D5917-12 Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and External Calibration
ASTM UOP931-94 Trace Impurities in Mixed Xylenes by Gas Chromatography
ASTM UOP555-10 Trace Impurities in High-Purity Benzene and Cyclohexane by GC
ASTM D5917-02 Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and External Calibration
ASTM D5917-99 Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and External Calibration
ASTM F1593-08(2016) Standard Test Method for Trace Metallic Impurities in Electronic Grade Aluminum by High Mass-Resolution Glow-Discharge Mass Spectrometer
ASTM F1710-08(2016) Standard Test Method for Trace Metallic Impurities in Electronic Grade Titanium by High Mass-Resolution Glow Discharge Mass Spectrometer
ASTM D2360-00 Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography
ASTM E1245-03(2008) Standard Practice for Determining the Inclusion or Second-Phase Constituent Content of Metals by Automatic Image Analysis

国家市场监督管理总局、中国国家标准化管理委员会, Definition of Trace Impurities

GB/T 8086-2019 Rubber, raw natural—Determination of dirt content
GB/T 41153-2021 Determination of boron, aluminum and nitrogen impurity content in silicon carbide single crystal—Secondary ion mass spectrometry
GB/T 36590-2018 Method for chemical analysis of high purity silver—Determination of trace impurity elements contents—Glow discharge mass spectrometry

Chongqing Provincial Standard of the People's Republic of China, Definition of Trace Impurities

DB50/T 1251-2022 Quality Evaluation of Hybrid Pennisetum Silage

Professional Standard - Agriculture, Definition of Trace Impurities

GB 8086-1987 Method for Determination of Impurity Content in Natural Raw Rubber
GB 12294-1990 Determination of Mineral Impurity Content in Fruit and Vegetable Products

CU-NC, Definition of Trace Impurities

NC 93-01-33-1989 Standards System for Environment Protection. Hydrosphere. Determination of Volatile, Fixed and Total Wastes in Waters
NC 92-01-3-1985 Quality Control. Statistical Quality Control. Terms Definitions and Symbols
NC 92-01-6-1988 Quality Control. Mutual Supply Production Certification and Quality Evaluation System Terms and Definitions
NC 92-01-4-1987 Quality Control. Product Tests. Terms and Definitions
NC 30-66-1987 Plastics Ináustry. Determination of the Number of Impurities and Strange Partióles in Poli (Polivinyl Chloride). Testing Methods
NC 99-48-1987 Computing. Reparation and Maintenance Quality Indexes Terms, Definitions and Symbols

IN-BIS, Definition of Trace Impurities

IS 4163-1982
IS 13816-1993 Fruit and vegetable products. Determination of mineral impurities content
IS 4871-1968

Danish Standards Foundation, Definition of Trace Impurities

DS/EN ISO 658:2002 Oilseeds - Determination of content of impurities (ISO 658:2002)
DS/EN ISO 663:2009 Animal and vegetable fats and oils - Determination of insoluble impurities content
DS/EN 28 653:1993 Jewellery - Ring-sizes - Definition, measurement and designation
DS/EN 15663/AC:2010 Railway applications - Definition of vehicle reference masses
DS/EN 15663:2009 Railway applications - Definition of vehicle reference masses
DS/EN 481:1994 Workplace atmospheres-Size fraction definitions for measurement of airborne particles
DS/EN ISO 9169:2006 Air quality - Definition and determination of performance characteristics of an automatic measuring system
DS/EN ISO 1265:2007 Plastics - Poly(vinyl chloride) resins - Determination of number of impurities and foreign particles
DS/EN 16378:2013 Cereals - Determination of impurities content in maize (Zea mays, L.) and sorghum (Sorghum bicolor, L.)
DS/ISO/TS 16965:2013 Soil quality - Determination of trace elements using inductively coupled plasma mass spectrometry (ICP-MS)
DS/EN ISO 14240-1:2011 Soil quality - Determination of soil microbial biomass - Part 1: Substrate-induced respiration method

Lithuanian Standards Office , Definition of Trace Impurities

LST EN ISO 658:2004 Oilseeds - Determination of content of impurities (ISO 658:2002)
LST EN 15663-2009 Railway applications - Definition of vehicle reference masses
LST EN 15663-2009/AC-2010 Railway applications - Definition of vehicle reference masses
LST EN ISO 663:2009 Animal and vegetable fats and oils - Determination of insoluble impurities content (ISO 663:2007)
LST ISO 762:2004 Fruit and vegetable products. Determination of mineral impurities content (idt ISO 762:2003)
LST EN ISO 1265:2007 Plastics - Poly(vinyl chloride) resins - Determination of number of impurities and foreign particles (ISO 1265:2007)
LST 1320-1993 Quality assurance in laboratory medicine. Basic terms and definitions
LST EN ISO 9169:2007 Air quality - Definition and determination of performance characteristics of an automatic measuring system (ISO 9169:2006)

AT-ON, Definition of Trace Impurities

ONORM A 6671-1984 Quality assurance Systems; definitions
ONORM A 6440-1983 Mass and weight; terms and definitions
ONORM EN 481-1993 Workplace atmospheres - Size fraction definitions for measurement of airborne particles

Group Standards of the People's Republic of China, Definition of Trace Impurities

T/GAIA 007.2-2021 Determination of the Foreign Impurity in Oils PartⅡ: Determination of the Volatile Foreign Impurity by HS-SPME/GC-MS
T/NAIA 040-2021 Determination of Insoluble Impurities in Edible Oils--Soxhlet Extraction
T/SDAS 4-2016 Methods for chemical analysis of high purity gold—Determination of impurity elements contents—Glow discharge mass spectrometry
T/CNIA 0017-2019 Determination of Impurity Content in Chlorosilanes for Polysilicon by Inductively Coupled Plasma Mass Spectrometry
T/CNIA 0061-2020 Determination of Impurity Content in Silicon Tetrachloride for Silicon Epitaxy by Inductively Coupled Plasma Mass Spectrometry
T/ZGTXXH 012-2021 Requirements for Software Defined Wide Area Network （SD-WAN） 2.0 Service
T/CNIA 0120-2021 Determination of trace impurity elements in high-purity nitric acid for the electronics industry by inductively coupled plasma mass spectrometry
T/CNIA 0118-2021 Determination of trace impurity elements in high-purity hydrofluoric acid for the electronics industry by inductively coupled plasma mass spectrometry

IT-UNI, Definition of Trace Impurities

UNI 7856-1978 Pig iron. Definition, classification and qualities.
UNI 3244-1966
UNSIDER 7-1955
UNI 4723-1974

Professional Standard - Chemical Industry, Definition of Trace Impurities

HG/T 3945-2007 Vinyl chlorede monomer.Determination of organic impurities contents

American Society of Mechanical Engineers (ASME), Definition of Trace Impurities

ASME N45.2.10-1973 Quality assurance terms and definitions

未注明发布机构, Definition of Trace Impurities

DIN EN ISO 9346:1996 Thermal insulation — Mass transfer — Physical quantities and definitions
BS ISO 762:2003(2010) Fruit and vegetable products — Determination of mineral impurities content
BS ISO 9358:1994(2000) Optics and optical instruments — Veiling glare of image - forming systems — Definitions and methods of measurement

Japanese Industrial Standards Committee (JISC), Definition of Trace Impurities

JIS B 8392-7:2008 Compressed air -- Part 7: Test method for viable microbiological contaminant content

ES-UNE, Definition of Trace Impurities

UNE-EN ISO 663:2017 Animal and vegetable fats and oils - Determination of insoluble impurities content (ISO 663:2017)
UNE-EN 2951:2019 Aerospace series - Metallic materials - Micrographic determination of content of non-metallic inclusions (Endorsed by Asociación Española de Normalización in July of 2019.)
UNE-EN 14243-1:2019 Materials obtained from end of life tyres - Part 1: General definitions related to the methods for determining their dimension(s) and impurities
UNE-EN 12938:1999 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry

National Metrological Technical Specifications of the People's Republic of China, Definition of Trace Impurities

JJF 1229-2009 Mass and Density Terms in Metrology and Their Definitions
JJF 1229-2021 Mass and Density Metrological Terms and Their Definitions

Fujian Provincial Standard of the People's Republic of China, Definition of Trace Impurities

DB35/T 1146-2011 Determination of Impurity Element Content in Silicon Materials by Glow Discharge Mass Spectrometry
DB35/T 1625-2016 Determination of impurity content in carbon monoxide by gas chromatography
DB35/T 1248-2012 Determination of impurity content in germane gas for electronics industry - Gas chromatography

AIAG - Automotive Industry Action Group, Definition of Trace Impurities

D-12-1999 Defining Product Data Quality (Version 1)

Professional Standard - Nuclear Industry, Definition of Trace Impurities

EJ/T 20170-2018 Determination of 20 trace impurity elements in metallic uranium by inductively coupled plasma atomic emission spectrometry
EJ/T 1212.4-2008 Test methods for analysis of sintered gadolinium oxide-uranium dioxide pellets.Part4: Determination of trace impurity ICP-AES multi-spectral-fitting method

NL-NEN, Definition of Trace Impurities

NEN 1969-1965 Testing of pulp. Determination of the number of impurities in bleached pulp
NEN 3313-1967 Textiles: determination of lint and trash content of cotton by pneumatic means

中华全国供销合作总社, Definition of Trace Impurities

GH/T 1337-2021 Rapid determination of impurity content in seed cotton using near-infrared spectroscopy

Professional Standard - Non-ferrous Metal, Definition of Trace Impurities

YS/T 1600-2023 Determination of trace impurity elements in silicon carbide single crystal —Glow discharge mass spectrometry
YS/T 917-2013 Chemical analysis methods for high purity cadmium.Determination of trace impurity elements content.Glow discharge mass spectrometry
YS/T 922-2013 Methods for chemical analysis of high purity copper.Determination of trace impurity elements content.Glow discharge mass spectrometry
YS/T 1599-2023 Method for chemical analysis of high purity zirconium一 Determination of trace impurity elements content一 Glow discharge mass spectrometry
YS/T 1601-2023 etermination of impurity content in hexachlorodisilane—Inductively coupled plasma mass spectrometry
YS/T 980-2014 Determination of impurities of high purity gallium oxide.Inductively coupled plasma-mass spectrmetry
YS/T 1011-2014 Methods for chemical analysis of high purity cobalt.Determination of impurity elements content.Glow discharge mass spectrometry
YS/T 1012-2014 Methods for chemical analysis of high purity nickel.Determination of trace impurity elements content.Glow discharge mass spectrometry
YS/T 871-2013 Chemical analysis of high purity aluminium.Determination of trace impurities.Glow discharge mass spectrometry
YS/T 895-2013 Methods for chemical analysis of high purity rhenium.Determination of trace impurity element content.Glow discharge mass spectrometry
YS/T 897-2013 Methods for chemical analysis of high purity niobium.Determination of trace impurity element content.Glow discharge mass spectrometry
YS/T 891-2013 Methods for chemical analysis of high purity titanium.Determination of trace impurity element content.Glow discharge mass spectrometry
YS/T 899-2013 Methods for chemical analysis of high purity tantalum.Determination of trace impurity element content.Glow discharge mass spectrometry
YS/T 901-2013 Methods for chemical analysis of high purity tungsten.Determination of trace impurity element content.Glow discharge mass spectrometry
YS/T 229.4-2013 Chemical analysis methods for high purity lead.Part 4:Determination of trace impurity elements content.Glow discharge mass spectrometry
YS/T 923.2-2013 Methods for chemical analysis of high purity bismuth.Part 2:Determination of trace impurity elements content.Glow discharge mass spectrometry
YS/T 38.3-2023 Methods for chemical analysis of high purity gallium—Part 3：Determination of trace impurity elements contents—Glow discharge mass spectrometry

International Telecommunication Union (ITU), Definition of Trace Impurities

ITU-T E.800 CHINESE-2008 DEFINITIONS OF TERMS RELATED TO QUALITY OF SERVICE
ITU-T E.800 RUSSIAN-2008 DEFINITIONS OF TERMS RELATED TO QUALITY OF SERVICE
ITU-T E.800 FRENCH-2008 Definitions of terms related to quality of service Study Group 2
ITU-T E.800 SPANISH-2008 Definitions of terms related to quality of service Study Group 2

KR-KS, Definition of Trace Impurities

KS H ISO 663-2012 Animal and vegetable fats and oils－Determination of insoluble impurities content
KS H ISO 663-2022 Animal and vegetable fats and oils — Determination of insoluble impurities content
KS I ISO 7708-2021 Air quality — Particle size fraction definitions for health-related sampling

Hubei Provincial Standard of the People's Republic of China, Definition of Trace Impurities

DB42/T 850-2012 Specifications for Quality Appraisal of Complicated Bridges in Highway Engineering in Hubei Province

Aerospace, Security and Defence Industries Association of Europe (ASD), Definition of Trace Impurities

ASD-STAN PREN 2951-1997 Aerospace Series Metallic Materials Test Method Micrographic Determination of Content of Non-Metallic Inclusions (Edition P 1)

PT-IPQ, Definition of Trace Impurities

NP 1986-1991 Milks Determination of protein content. Kjeldahl technique
NP 2202-1999 Water quality Determination of iron. Spectrometric method using 1,10-phenanthroline

工业和信息化部, Definition of Trace Impurities

YS/T 1347-2020 Chemical analysis method of high-purity hafnium Determination of trace impurity element content Glow discharge mass spectrometry
YS/T 1467.12-2021 Methods of chemical analysis of hafnium Part 12: Determination of trace impurity elements
YS/T 1506-2021 Chemical analysis method of high-purity iridium Determination of impurity element content Glow discharge mass spectrometry
YS/T 1494-2021 Chemical analysis method for high purity gold Determination of impurity element content Glow discharge mass spectrometry
YS/T 1504-2021 High purity palladium chemical analysis method Determination of impurity element content Glow discharge mass spectrometry
YS/T 1530-2022 High purity tin chemical analysis method Determination of impurity element content Glow discharge mass spectrometry
YS/T 1495-2021 Chemical analysis method for high purity rhodium Determination of impurity element content Glow discharge mass spectrometry
YS/T 1493-2021 Chemical analysis method for high purity platinum Determination of impurity element content Glow discharge mass spectrometry
YS/T 1473-2021 Chemical analysis method of high purity molybdenum Determination of trace impurity elements Glow discharge mass spectrometry
YS/T 1505-2021 Chemical analysis method of high purity ruthenium Determination of impurity element content Glow discharge mass spectrometry
YS/T 870-2020 Chemical Analysis Methods for Pure Aluminum Determination of Trace Impurity Element Contents Inductively Coupled Plasma Mass Spectrometry
YS/T 1497-2021 Analysis method for platinum compounds Determination of impurity anion content Ion chromatography
YS/T 1496-2021 Analysis method for palladium compounds Determination of impurity anion content Ion chromatography

BE-NBN, Definition of Trace Impurities

NBN-EN 450-1995 Fly ash for concrete - Definitions, requirements and quality control
NBN C 61-127-5-1992 Miniature fuses Part 5 : Guidelines for quality assessment of miniature fuse-links

ES-AENOR, Definition of Trace Impurities

Sichuan Provincial Standard of the People's Republic of China, Definition of Trace Impurities

DB51/T 2044-2015 Determination method of impurity element content in high-purity vanadium pentoxide

中国石油化工总公司, Definition of Trace Impurities

SH/T 0470-1992 Determination of solid particle impurities in synthetic aviation lubricants (gravimetric method)

European Committee for Electrotechnical Standardization（CENELEC）, Definition of Trace Impurities

EN 60127-5:2017 Miniature fuses - Part 5: Guidelines for quality assessment of miniature fuse-links
HD 109.5 S1-1989 Miniature Fuses Part 5: Guidelines for Quality Assessment of Miniature Fuse-Links

Anhui Provincial Standard of the People's Republic of China, Definition of Trace Impurities

DB34/T 2187-2014 Enterprise Quality Credit Rating Evaluation Terms and Definitions
DB34/T 2187-2021 Enterprise Quality Credit Rating Evaluation Terms and Definitions

CEN - European Committee for Standardization, Definition of Trace Impurities

EN ISO 663:2001 Animal and Vegetable Fats and Oils - Determination of Insoluble Impurities Content
EN 14243-1:2019 Materials obtained from end of life tyres - Part 1: General definitions related to the methods for determining their dimension(s) and impurities
PREN 14243-1-2017 Materials obtained from end of life tyres - Part 1: General definitions related to the methods for determining their dimension(s) and impurities

International Electrotechnical Commission (IEC), Definition of Trace Impurities

IEC 60127-5:1988 Miniature fuses; part 5: guidelines for quality assessment of miniature fuse-links
IEC 60127-5:2016 Miniature fuses - Part 5: Guidelines for quality assessment of miniature fuse-links
IEC TR 62434:2006 pH measurements in difficult media - Definitions, standards and procedures

Professional Standard - Geology, Definition of Trace Impurities

DZ/T 0184.2-1997 Determination of Trace Zircon U-Pb Isotope Geological Age

Professional Standard - Aviation, Definition of Trace Impurities

HBm 66.40-1990 Quality inspection and assessment method for gasoline engine of minivan

TR-TSE, Definition of Trace Impurities

TS 1104-1972 DETERMINATION OF TRASCH CONTENT OF COTTON AND WASTE (SHIRLEY ANALYSER METHOD)

European Association of Aerospace Industries, Definition of Trace Impurities

AECMA PREN 2951-1997 Aerospace Series Metallic Materials Test Method Micrographic Determination of Content of Non-Metallic Inclusions Edition P 1

ASD-STAN - Aerospace and Defence Industries Association of Europe - Standardization, Definition of Trace Impurities

PREN 2951-1997 Aerospace Series Metallic Materials Test Method Micrographic Determination of Content of Non-Metallic Inclusions (Edition P1)
PREN 2951-2017 Aerospace series Metallic materials Test method Micrographic determination of content of non-metallic inclusions (Edition P 2)

Yunnan Provincial Standard of the People's Republic of China, Definition of Trace Impurities

DB53/T 501-2013 Inductively Coupled Plasma Mass Spectrometry for Determination of Trichlorosilane Impurity Element Content in Polysilicon

Professional Standard - Rare Earth, Definition of Trace Impurities

XB/T 614.5-2011 Chemical analysis methods of gadolinium-magnesium alloy.Part 5:Determination of rare earth impurity content

国家能源局, Definition of Trace Impurities

NB/T 25097-2018 Method for determination of metal impurities in ion exchange resins used in nuclear power plants

Inner Mongolia Provincial Standard of the People's Republic of China, Definition of Trace Impurities

DB15/T 1243-2017 Determination of Impurity Content in Resins by Inductively Coupled Plasma Emission Spectrometry