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relative abundance ratio

relative abundance ratio, Total:479 items.

In the international standard classification, relative abundance ratio involves: Measurement of volume, mass, density, viscosity, Radiation protection, Petroleum products in general, Products of the chemical industry, Plastics, Fuels, Crude petroleum, Waxes, bituminous materials and other petroleum products, Construction materials, Meat, meat products and other animal produce, Paints and varnishes, Reinforced plastics, Integrated circuits. Microelectronics, Coals, Equipment for petroleum and natural gas industries, Wood, sawlogs and sawn timber, Wood-based panels, Road vehicle systems, Aids for disabled or handicapped persons, Ergonomics, Non-destructive testing, Linear and angular measurements, Telecommunication terminal equipment, Natural gas, Aircraft and space vehicles in general, Lubricants, industrial oils and related products, Optics and optical measurements, Organic chemicals, Services, Test conditions and procedures in general, Photography, Television and radio broadcasting, Analytical chemistry, Electronic tubes, Aerospace fluid systems and components, Optoelectronics. Laser equipment, Soil quality. Pedology, Food products in general, Road engineering, Ceramics, Metalliferous minerals, Tobacco, tobacco products and related equipment, Document imaging applications, Audio, video and audiovisual engineering, Electromechanical components for electronic and telecommunications equipment, Insulating materials, Products of the textile industry, Textile fibres, Products of non-ferrous metals, Environmental testing, Pulps, Earthworks. Excavations. Foundation construction. Underground works, Paint ingredients, Microbiology, Water quality, Quality, Metrology and measurement in general, Solar energy engineering, Vocabularies, Transport, Laboratory medicine, Medical equipment, Fruits. Vegetables, Beverages, Electric filters, Welding, brazing and soldering, Iron and steel products.

BE-NBN, relative abundance ratio

NBN 442-1958
NBN 443-1958
NBN EN 1131-1995 Fruit and vegetable juices - Determination of the relative density
NBN T 40-102-1988 Plastics - Methods for determining the density and relative density of non-cellular plastics

Japanese Industrial Standards Committee (JISC), relative abundance ratio

JIS B 7525-3:2013 Hydrometer-type relative density meters
JIS S 0031:2013 Ergonomics.Accessible design.Specification of age-related luminance contrast for coloured light
JIS K 0519:1995 Testing method for density of high-purity hydrocarbons by bingham pycnometer
JIS K 0061:2022 Test methods for density and relative density of chemical products
JIS K 0061:2001 Test methods for density and relative density of chemical products
JIS K 0061 ERRATUM 1:2001 Test methods for density and relative density of chemical products (Erratum 1)
JIS K 7112:1999 Plastics -- Methods of determining the density and relative density of non-cellular plastics

国家市场监督管理总局、中国国家标准化管理委员会, relative abundance ratio

GB/T 37848-2019 Determination of strontium isotopic ratios in aqueous solution
GB/T 40071-2021 Nanotechnologies—Measurement of the number of layers of graphene-related two-dimensional (2D) materials—Optical contrast method
GB/T 39824-2021 Determination of relative strength of dyes in solution

American Society for Testing and Materials (ASTM), relative abundance ratio

ASTM D1217-12 Standard Test Method for Density and Relative Density (Specific Gravity) of Liquids by Bingham Pycnometer
ASTM D1217-93(1998) Standard Test Method for Density and Relative Density (Specific Gravity) of Liquids by Bingham Pycnometer
ASTM D1217-20 Standard Test Method for Density and Relative Density (Specific Gravity) of Liquids by Bingham Pycnometer
ASTM D1480-21 Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Bingham Pycnometer
ASTM D1480-12 Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Bingham Pycnometer
ASTM D1217-93(2003)e1 Standard Test Method for Density and Relative Density (Specific Gravity) of Liquids by Bingham Pycnometer
ASTM D3588-98 Standard Practice for Calculating Heat Value, Compressibility Factor, and Relative Density of Gaseous Fuels
ASTM D3588-98(2003) Standard Practice for Calculating Heat Value, Compressibility Factor, and Relative Density of Gaseous Fuels
ASTM D1217-15 Standard Test Method for Density and Relative Density (Specific Gravity) of Liquids by Bingham Pycnometer
ASTM D1298-99 Standard Test Method for Density, Relative Density (Specific Gravity), or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
ASTM D1298-99e2 Standard Test Method for Density, Relative Density (Specific Gravity), or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
ASTM D1480-02e1 Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Bingham Pycnometer
ASTM D1480-02 Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Bingham Pycnometer
ASTM D129-64(1978) Standard Test Method for Sulfur In Petroleum Products (General Bomb Method)
ASTM D129-95 Standard Test Method for Sulfur in Petroleum Products (General Bomb Method)
ASTM D1298-99(2005) Standard Test Method for Density, Relative Density (Specific Gravity), or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
ASTM D1298-12b Standard Test Method for Density, Relative Density, or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
ASTM D1298-12a Standard Test Method for Density, Relative Density (Specific Gravity), or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
ASTM D1298-12 Standard Test Method for Density, Relative Density (Specific Gravity), or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
ASTM D1480-07 Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Bingham Pycnometer
ASTM D12-88(1998) Hydrometer method to determine the density, relative density and API fuel specific gravity of crude oil and liquid petroleum products
ASTM D2320-98(2008) Standard Test Method for Density (Relative Density) of Solid Pitch (Pycnometer Method)
ASTM D2320-98(2012) Standard Test Method for Density (Relative Density) of Solid Pitch (Pycnometer Method)
ASTM D2320-98(2017) Standard Test Method for Density (Relative Density) of Solid Pitch (Pycnometer Method)
ASTM D2320-98(2022)e1 Standard Test Method for Density (Relative Density) of Solid Pitch (Pycnometer Method)
ASTM D1480-15 Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Bingham Pycnometer
ASTM C128-07a Standard Test Method for Density, Relative Density (Specific Gravity), and Absorption of Fine Aggregate
ASTM C128-07 Standard Test Method for Density, Relative Density (Specific Gravity), and Absorption of Fine Aggregate
ASTM C128-12 Standard Test Method for Density, Relative Density (Specific Gravity), and Absorption of Fine Aggregate
ASTM C127-12 Standard Test Method for Density, Relative Density (Specific Gravity), and Absorption of Coarse Aggregate
ASTM C128-22 Standard Test Method for Relative Density (Specific Gravity) and Absorption of Fine Aggregate
ASTM C127-15 Standard Test Method for Relative Density (Specific Gravity) and Absorption of Coarse Aggregate
ASTM C128-15 Standard Test Method for Relative Density (Specific Gravity) and Absorption of Fine Aggregate
ASTM D1298-85(1990)e1 Standard Practice for Density, Relative Density (Specific Gravity), or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
ASTM D1298-99e1 Standard Test Method for Density, Relative Density (Specific Gravity), or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
ASTM C127-07 Standard Test Method for Density, Relative Density (Specific Gravity), and Absorption of Coarse Aggregate
ASTM D792-20 Standard Test Methods for Density and Specific Gravity (Relative Density) of Plastics by Displacement
ASTM C127-04 Standard Test Method for Density, Relative Density (Specific Gravity), and Absorption of Coarse Aggregate
ASTM D2395-17 Standard Test Methods for Density and Specific Gravity (Relative Density) of Wood and Wood-Based Materials
ASTM D1657-22 Standard Test Method for Density or Relative Density of Light Hydrocarbons by Pressure Hydrometer
ASTM D2395-14 Standard Test Methods for Density and Specific Gravity 40;Relative Density41; of Wood and Wood-Based Materials
ASTM D2395-14e1 Standard Test Methods for Density and Specific Gravity (Relative Density) of Wood and Wood-Based Materials
ASTM D4052-22 Standard Test Method for Density, Relative Density, and API Gravity of Liquids by Digital Density Meter
ASTM D1481-93(1997) Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Lipkin Bicapillary Pycnometer
ASTM D1481-91 Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Lipkin Bicapillary Pycnometer
ASTM D1481-12 Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Lipkin Bicapillary Pycnometer
ASTM D1481-02 Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Lipkin Bicapillary Pycnometer
ASTM D1481-02(2007) Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Lipkin Bicapillary Pycnometer
ASTM D7777-13 Standard Test Method for Density, Relative Density, or API Gravity of Liquid Petroleum by Portable Digital Density Meter
ASTM D7777-13(2018)e1 Standard test method for measuring liquid petroleum density, relative density, or API fuel specific gravity using a portable density meter/hydrometer
ASTM D4052-15 Standard Test Method for Density, Relative Density, and API Gravity of Liquids by Digital Density Meter
ASTM D1298-12b(2017)e1 Standard Test Method for Density, Relative Density, or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
ASTM E3168-20 Standard Practice for Determining Low-Contrast Visual Acuity of Radiographic Interpreters
ASTM E3168-20a Standard Practice for Determining Low-Contrast Visual Acuity of Radiographic Interpreters
ASTM D1657-12e1 Standard Test Method for Density or Relative Density of Light Hydrocarbons by Pressure Hydrometer
ASTM D1657-02 Standard Test Method for Density or Relative Density of Light Hydrocarbons by Pressure Hydrometer
ASTM D1657-22e1 Standard Test Method for Density or Relative Density of Light Hydrocarbons by Pressure Hydrometer
ASTM D1480-93(1997) Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Bingham Pycnometer
ASTM D6822-12b(2017)e1 Standard Test Method for Density, Relative Density, and API Gravity of Crude Petroleum and Liquid Petroleum Products by Thermohydrometer Method
ASTM D5002-18 Standard Test Method for Density, Relative Density, and API Gravity of Crude Oils by Digital Density Analyzer
ASTM D5002-19 Standard Test Method for Density, Relative Density, and API Gravity of Crude Oils by Digital Density Analyzer
ASTM D5002-18e1 Standard Test Method for Density, Relative Density, and API Gravity of Crude Oils by Digital Density Analyzer
ASTM D5002-22 Standard Test Method for Density, Relative Density, and API Gravity of Crude Oils by Digital Density Analyzer
ASTM D1481-17 Standard Test Method for Density and Relative Density (Specific Gravity) of Viscous Materials by Lipkin Bicapillary Pycnometer
ASTM D6822-12b Standard Test Method for Density, Relative Density, and API Gravity of Crude Petroleum and Liquid Petroleum Products by Thermohydrometer Method
ASTM D1298-12b(2017) Standard Test Method for Density, Relative Density, or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
ASTM D1657-89 Standard Test Method for Density or Relative Density of Light Hydrocarbons by Pressure Thermohydrometer
ASTM D1657-12 Standard Test Method for Density or Relative Density of Light Hydrocarbons by Pressure Hydrometer
ASTM D1657-12(2017) Standard Test Method for Density or Relative Density of Light Hydrocarbons by Pressure Hydrometer
ASTM D1657-02(2007) Standard Test Method for Density or Relative Density of Light Hydrocarbons by Pressure Hydrometer
ASTM D7172-14 Standard Test Method for Determining the Relative Density 40;Specific Gravity41; and Absorption of Fine Aggregates Using Infrared
ASTM D7172-06e1 Standard Test Method for Determining The Relative Density (Specific Gravity) And Absorption Of Fine Aggregates Using Infrared
ASTM D1217-93(2007) Standard Test Method for Density and Relative Density (Specific Gravity) of Liquids by Bingham Pycnometer
ASTM D1122-13 Standard Test Method for Density or Relative Density of Engine Coolant Concentrates and Engine Coolants By The Hydrometer
ASTM E803-91(1996) Standard Test Method for Determining the L/D Ratio of Neutron Radiography Beams
ASTM F1596-00 Standard Practice for Exposure of Membrane Switches to Temperature and Relative Humidity
ASTM F1596-00(2005) Standard Practice for Exposure of Membrane Switches to Temperature and Relative Humidity
ASTM D6822-02(2008) Standard Test Method for Density, Relative Density, and API Gravity of Crude Petroleum and Liquid Petroleum Products by Thermohydrometer Method
ASTM F1763-96 Standard Test Methods for Measuring Contrast of a Linear Polarizer
ASTM D2745-00(2008) Standard Test Method for Relative Tinting Strength of White Pigments by Reflectance Measurements
ASTM E344-07 Terminology Relating to Thermometry and Hydrometry
ASTM E1647-16(2022) Standard Practice for Determining Contrast Sensitivity in Radiology
ASTM E344-06 Terminology Relating to Thermometry and Hydrometry
ASTM E1955-04 Standard Radiographic Examination for Soundness of Welds in Steel by Comparison to Graded ASTM E 390 Reference Radiographs
ASTM E1955-98 Standard Radiographic Examination for Soundness of Welds in Steel by Comparison to Graded ASTM E 390 Reference Radiographs
ASTM E1955-04(2014) Standard Radiographic Examination for Soundness of Welds in Steel by Comparison to Graded ASTM Reference Radiographs
ASTM E1955-04(2009) Standard Radiographic Examination for Soundness of Welds in Steel by Comparison to Graded ASTM E 390 Reference Radiographs
ASTM E1301-95e1 Standard Guide for Proficiency Testing by Interlaboratory Comparisons
ASTM E1301-95(2003) Standard Guide for Proficiency Testing by Interlaboratory Comparisons
ASTM D6642-01 Standard Guide for Comparison of Techniques to Quantify the Soil-Water (Moisture) Flux
ASTM D6642-01(2006) Standard Guide for Comparison of Techniques to Quantify the Soil-Water (Moisture) Flux
ASTM E1647-16 Standard Practice for Determining Contrast Sensitivity in Radiology
ASTM F2420-05 Standard Test Method for Determining Relative Humidity on the Surface of Concrete Floor Slabs Using Relative Humidity Probe Measurement and Insulated Hood
ASTM F2420-05(2011) Standard Test Method for Determining Relative Humidity on the Surface of Concrete Floor Slabs Using Relative Humidity Probe Measurement and Insulated Hood
ASTM D204-02(2010) Standard Test Methods for Sewing Threads
ASTM UOP114-86 Relative Density of Gas by Schilling Effusion Method
ASTM D2049-69e1 Test Method for Relative Density of Cohesionless Soils
ASTM D8200-22 Standard Practice for Creating a Correlation to Compare Particle Size Distribution Results of Proppants by Dynamic Imaging Analyzers and Sieves
ASTM D792-98 Standard Test Methods for Density and Specific Gravity (Relative Density) of Plastics by Displacement
ASTM D792-00 Standard Test Methods for Density and Specific Gravity (Relative Density) of Plastics by Displacement
ASTM D792-08 Standard Test Methods for Density and Specific Gravity (Relative Density) of Plastics by Displacement
ASTM D792-13 Standard Test Methods for Density and Specific Gravity lpar;Relative Densityrpar; of Plastics by Displacement
ASTM E1647-03 Standard Practice for Determining Contrast Sensitivity in Radioscopy
ASTM D1412-03 Standard Test Method for Equilibrium Moisture of Coal at 96 to 97 Percent Relative Humidity and 30176C

ZA-SANS, relative abundance ratio

SANS 5901:1978 True relative density of refractory materials (Pycnometer method)
SANS 5072:2005 Brown coals and lignites - Determination of true relative density and apparent relative density
SANS 1014:1985 Coke - Determination of true relative density, apparent relative density and porosity
SANS 2814:1973 Paints and varnishes - Comparison of contrast ratio (hiding power) of paints of the same type and colour
SANS 5844:2006 Particle and relative densities of aggregates

VN-TCVN, relative abundance ratio

TCVN 6594-2007 Crude petroleum and liquid petroleum products.Determination of density, relative density (specific gravity), or API gravity.Hydrometer method
TCVN 7501-2005 Bitumen.Test method for determination of density (Pycnometer method)

International Organization for Standardization (ISO), relative abundance ratio

ISO 279:1998 Essential oils - Determination of relative density at 20 °C - Reference method
ISO/R 1183:1970 Plastics — Methods for determining the density and relative density (specific gravity) of plastics excluding cellular plastics
ISO 3675:1976 Crude petroleum and liquid petroleum products — Laboratory determination of density or relative density — Hydrometer method
ISO 3993:1984 Liquefied petroleum gas and light hydrocarbons; Determination of density or relative density; Pressure hydrometer method
ISO 1183:1987 Plastics; Methods for determining the density and relative density of non-cellular plastics
ISO 3838:2004 Crude petroleum and liquid or solid petroleum products - Determination of density or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods
ISO 3838:1983 Crude petroleum and liquid or solid petroleum products; Determination of density or relative density; Capillary-stoppered pyknometer and graduated bicapillary pycnometer methods
ISO 5072:2021 Brown coals and lignites — Determination of true relative density and apparent relative density
ISO 5072:2013 Brown coals and lignites.Determination of true relative density and apparent relative density
ISO 1014:1985 Coke; Determination of true relative density, apparent relative density and porosity
ISO 1014:1975 Coke — Determination of true relative density, apparent relative density and porosity
ISO 1014:2021 Coke — Determination of true relative density, apparent relative density and porosity
ISO 3838:2004/DAmd 1 Crude petroleum and liquid or solid petroleum products — Determination of density or relative density — Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods — Amendment 1
ISO 3838:2004/PRF Amd 1:2023 Crude petroleum and liquid or solid petroleum products — Determination of density or relative density — Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods — Amendment 1
ISO 2814:1973 Paints and varnishes; Comparison of contrast ratio (hiding power) of paints of the same type and colour
ISO 1014:1985/Cor 1:1994 Coke - Determination of true relative density, apparent relative density and porosity; Technical Corrigendum 1
ISO 24502:2010 Ergonomics - Accessible design - Specification of age-related luminance contrast for coloured light
ISO 650:1977 Relative density 60/60 degrees F hydrometers for general purposes
ISO 12232:2019 Photography — Digital still cameras — Determination of exposure index, ISO speed ratings, standard output sensitivity, and recommended exposure index — Amendment 1: Determination of encoding-relative
ISO 12232:2019/Amd 1:2020 Photography — Digital still cameras — Determination of exposure index, ISO speed ratings, standard output sensitivity, and recommended exposure index — Amendment 1: Determination of encoding-relative
ISO 6976:1983 Natural gas; Calculation of calorific value, density and relative density

Korean Agency for Technology and Standards (KATS), relative abundance ratio

KS H ISO 279:2011 Essential oils-Determination of relative density at 20 ℃-Reference method
KS H ISO 279:2014 Essential oils — Determination of relative density at 20 degrees C — Reference method
KS R 5039-1972(2011) Dimmer Switches for Automobiles
KS A ISO 24502:2011 Ergonomics-Accessible design-Specification of age-related luminance contrast for coloured light
KS A ISO 24502:2014 Ergonomics — Accessible design — Specification of age-related luminance contrast for coloured light
KS A ISO 24502-2014(2019) Ergonomics — Accessible design — Specification of age-related luminance contrast for coloured light
KS E ISO 5072:2009 Brown coals and lignites－Determination of true relative density and apparent relative density
KS M ISO 1183:2006 Plastics-Methods for determining the density and relative density of non-cellular plastics
KS M ISO 3838:2011 Crude petroleum and liquid or solid petroleum products－Determination of density or relative density－Capillary-stopped pyknometer and graduated bicapillary pyknometer methods
KS M ISO 3838-2011(2021) Crude petroleum and liquid or solid petroleum products —Determination of density or relative density — Capillary stopped pyknometer and graduated bicapillary pyknometer methods
KS E ISO 1014-2002(2017) Metallic and other non-organic coatings－Measurement of coating thicknesses－Fizeau multiple-beam interferometry method
KS E ISO 5072-2009(2019) Brown coals and lignites－Determination of true relative density and apparent relative density
KS M ISO 3993:2003 Liquefied petroleum products gas and light hydrocarbons－Determination of density or relative density－Pressure hydrometer method
KS E ISO 1014:2002 Coke-Determination of true relative density, apparent relative density and porosity
KS E ISO 1014:2022 Coke — Determination of true relative density, apparent relative density and porosity
KS M ISO 2814-2002(2017) Paints and varnishes－Comparison of contrast ratio(hiding power) of paints of the same type and colour
KS A ISO/IEC GUIDE 46:2003 Comparative testing of consumer products and related service－General principles
KS M ISO 3838-2011(2016) Crude petroleum and liquid or solid petroleum products —Determination of density or relative density — Capillary stopped pyknometer and graduated bicapillary pyknometer methods
KS M ISO 3993-2003(2018)
KS M ISO 2814:2022 Paints and varnishes — Comparison of contrast ratio(hiding power) of paints of the same type and colour
KS M 0004-2017 Test methods for density and relative density of chemical products
KS M 0004-2019 Test methods for density and relative density of chemical products
KS F 2345-2004 Testing method for relative density of cohesionless soils
KS M 1071-8-2007 Guide for determination of the relative density of chemical substances
KS M 1071-8-2017 Guide for determination of the relative density of chemical substances
KS M 1071-8-2017(2022) Guide for determination of the relative density of chemical substances
KS B ISO 9847:2003 Solar energy－Calibration of field pyranometers by comparison to a reference pyranometer
KS F 2345-1995 Testing methods for relative density of cohesionless soils
KS M 7043-2000(2005) TESTING METHOD FOR RELATIVE VISCOSITY OF PULP ( CUPRAMMONIUM METHOD )
KS M 7043-1985 TESTING METHOD FOR RELATIVE VISCOSITY OF PULP ( CUPRAMMONIUM METHOD )
KS H ISO 279-2014(2019) Essential oils — Determination of relative density at 20 degrees C — Reference method
KS I ISO 17994:2021 Water quality — Requirements for the comparison of the relative recovery of microorganisms by two quantitative methods
KS M ISO 901:2003 Aluminium oxide primarily used for the production of aluminium－Determination of absolute density－Pyknometer method
KS M ISO 1183-2006(2011) Plastics－Methods for determining the density and relative density of non-cellular plastics
KS Q ISO 11843-4:2009 Capability of detection－Part 4：Methodology for comparing the minimum detectable value with a given value

International Commission on Illumination (CIE), relative abundance ratio

CIE 95-1992 Contrast and Visibility (1st Edition) (E)

British Standards Institution (BSI), relative abundance ratio

BS ISO 279:1998 Essential oils - Determination of relative density at 20 °C - Reference method
BS ISO 279:2001 Essential oils - Determination of relative density at 20 °C - Reference method
BS ISO 1014:2021 Coke. Determination of true relative density, apparent relative density and porosity
BS 6169-2:1984 Methods for volumetric measurement of liquid hydrocarbons - Turbine meter systems
BS EN ISO 24502:2011 Ergonomics. Accessible design. Specification of age-related luminance contrast for coloured light
BS EN ISO 24502:2010 Ergonomics. Accessible design. Specification of age-related luminance contrast for coloured light
BS ISO 5072:2013 Brown coals and lignites. Determination of true relative density and apparent relative density
21/30423448 DC BS ISO 1014. Coke. Determination of true relative density, apparent relative density and porosity
BS ISO 5072:2021 Tracked Changes. Brown coals and lignites. Determination of true relative density and apparent relative density
BS PD ISO/IEC GUIDE 46:2017 Comparative testing of consumer products and related services. General principles
BS EN ISO 2814:2006 Paints and varnishes. Comparison of contrast ratio (hiding power) of paints of the same type and colour
BS ISO 17155:2012 Soil quality. Determination of abundance and activity of soil microflora using respiration curves
BS 6354:1983 Method for measuring the screen luminance, contrast and reflectance of microform readers
BS ISO 11843-4:2003 Capability of detection - Methodology for comparing the minimum detectable value with a given value
BS IEC 62906-5-2:2016 Laser display devices. Optical measuring methods of speckle contrast
BS IEC 62977-3-9:2023 Electronic displays. Evaluation of optical performance. Display sparkle contrast
BS 4140-8:1986 Methods of test for aluminium oxide. Determination of absolute density using a pyknometer
BS 2782-6 Methods 620A to 620D:1991 Methods of testing plastics. Dimensional properties. Determination of density and relative density of non-cellular plastics. Methods 620A to 620D:Determination of density and relative density of non-cellular plastics
BS 2634-1:1987 Roughness comparison specimens. Specification for turned, ground, bored, milled, shaped and planed specimens
BS 2634-1:2010 Roughness comparison specimens. Part 1: Specification for turned, ground, bored, milled, shaped and planed specimens

TR-TSE, relative abundance ratio

TS 1818-1975 METHODS FOR DETERMINING THE DENSITY AND RELAT?VE DENSITY (SPECIFIC GRAVITY) OF PLASTICS EXCLUDING CEL?. Ul.AR PLASTICS
TS 768-1969 DETERMINATION OF THE DENSITY AND RELATTVE DENSITY OF ESSENTIAL OILS
TS 3625-1981 METHODS FOR THE ANALYSIS OF WATER DETERMINATION OF RELATIVE DENSITY

RU-GOST R, relative abundance ratio

GOST 33364-2015 Crude petroleum and liquid petroleum products. Determination of density, relative density and API gravity by hydrometer
GOST R 51069-1997 Crude petroleum and petroleum products. Determination of density, relative density and API gravity. Hydrometer method
GOST R 57037-2016 Petroleum products. Determination of density, relative density and API gravity of liquids by digital density meter
GOST 1532-1981 Viscosimeters of relative viscosity. Specifications
GOST 18571-1973 Kinescopes for color television. Method of contrast measurement
GOST 18862-1973 Kinescopes for black-and-white television. Method of contrast measurement
GOST 21815.7-1986 Image intensifier and image converter tubes. Method of measuring the contrast of the image
GOST 28658-1990 Iron ores. Determination of relative reducibility
GOST 27700-1988 Alumina. Absolute density determination pycnometer method
GOST 6258-1985 Petroleum products. Method for determination of assumed viscosity
GOST 18720.14-1977 Television camera tubes. Methods of plotting for contrast sensitivity
GOST R ISO 105-J02-1999 Textiles. Tests for colour fastness. Part J02. Instrumental assessment of relative whiteness
GOST 26378.3-1984 Used petroleum products. Method for determination of relative viscosity
GOST 33276-2015 Juice products. Methods for determination of relative density
GOST 8420-1974 Paint and lacquer materials. Method for determination of relative viscosity
GOST 8420-1974(1989) Paint and lacquer materials. Method for determination of relative viscosity
GOST 10555-1975 Reagents and high-purity matters. Colorimetric methods for determination of iron
GOST 9070-1975 Viscosimeters for determination of relative viscosity of paint and lacquer materials. Specifications

American National Standards Institute （ANSI), relative abundance ratio

ANSI/ASTM D792:2000 Test Methods for Density and Specific Gravity (Relative Density) of Plastics by Displacement (08.01)
ANSI/ASTM D6777:2002 Test Method for Relative Rigidity of Poly(Vinyl Chloride) (PVC) Siding

ECIA - Electronic Components Industry Association, relative abundance ratio

TEP105-10-1987 Contrast Measurement of CRT?s

AASHTO - American Association of State Highway and Transportation Officials, relative abundance ratio

T 227-2002 Standard Method of Test for Density@ Relative Density (Specific Gravity)@ or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method
T227-1993 Standard Specification for Density@ Relative Density (Specific Gravity)@ or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method (Nineteenth Edition; ASTM D1298-85(1990))

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, relative abundance ratio

GB/T 29617-2013 Determination of density,relative density,and API gravity of liquids by digital density meter
GB/T 13377-1992 Crude petroleum and liquid or solid petroleum products--Determination of density or relative density--Capillary stoppered pyknometer and graduated bicapillary pyknometer method
GB/T 13377-2010 Crude petroleum and liquid or solid petroleum products.Determination of density or relative density.Capillary stoppered pyknometer and graduated bicapillary pyknometer methods
GB/T 4511.1-2008 Coke.Determination of true relative density apparent relative density and porosity
GB/T 12682-1990 Test method for comparing colour stabilities of colour photographic images
GB/T 14455.4-1993 Essential oils. Determination of relative density
GB/T 11540-2008 Fragrance/flavor substances.Determination of relative density
GB/T 31231-2014 Determination of zinc and lead isotopic ratios in aqueous solution.Multiple-collectors inductively coupled plasma mass spectrometry
GB/T 42488-2023 Soil Quality Determination of Inorganic Nitrogen 15N Abundance in Soil Stable Isotope Ratio Mass Spectrometry
GB/T 1033-1986 Test method for density and relative density of plastics
GB/T 4472-2011 Detemination of density and relative density for chemical products
GB/T 5009.2-2003 Determination of relative density of foods
GB/T 4472-1984 General rule for determination of density and relative density for chemical products
GB/T 6949-1998 Determination of apparent relative density of coal
GB/T 217-1996 Determination of true relative density of coal
GB/T 217-2008 Determination of true relative density of coal
GB/T 6949-2010 Determination of apparent relative density of coal
GB/T 19224-2003 Determining the relative degree of oxidation in bituminous coal
GB/T 4511.4-1984 Coke--Determination of true relative density
GB/T 6099.1-1985 Test method for maturity of cotton fibres--Lumen and wall thickness constract method
GB/T 699-1999(XG1-2001) Relative humidity tables for environmental test
GB/T 6999-2010 Relative humidity tables for environmental test
GB/T 6999-1986 Relative humidity tables for environmental test
GB/T 12207-1990 Method of testing for relative density of gas in urban area
GB/T 6692-2006 Resin finishing agent.Determination of relative density
GB/T 6688-1986 Determination of relative strength of dyes(Instrumental method)
GB/T 5211.19-1988 Determination of relative tinting strength and colour on reduction of coloured pigments--Visual comparison method
GB/T 1463-1988 Test methods for density and relative density of fiber reinforced plastics
GB/T 1463-2005 Test methods for density and relative density of fiber reinforced plastics
GB/T 13451.2-1992 Determination of relative tinting stregth of colored pigments and relative scattering power of white pigments-photometric methods
GB 5211.19-1988 Determination of relative tinting strength and wash-down color of coloring pigments Visual comparison method
GB/T 11540-1989 Isolate and synthetic aroma chemicals--Determination of relative density
GB/T 27594-2011 Disperse dyestuffs.Determination of relative strength of presscakes.Spectrophotometer method
GB/T 8424.2-2001 Textiles-Tests for colour fastness-Instrumental assessment of relative whiteness

Inner Mongolia Provincial Standard of the People's Republic of China, relative abundance ratio

DB15/T 975-2016 Detection method of carbon and nitrogen isotope abundance ratio in beef and mutton of livestock products

Lithuanian Standards Office , relative abundance ratio

LST EN ISO 2814:2006 Paints and varnishes - Comparison of contrast ratio (hiding power) of paints of the same type and colour (ISO 2814:1973)
LST EN ISO 3993:2001 Liquefied petroleum gas and light hydrocarbons - Determination of density or relative density - Pressure hydrometer method (ISO 3993:1984)
LST EN ISO 24502:2011 Ergonomics - Accessible design - Specification of age-related luminance contrast for coloured light (ISO 24502:2010)
LST EN ISO 3838:2004 Crude petroleum and liquid or solid petroleum products - Determination of density or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods (ISO 3838:2004)
LST EN 1131-1998 Fruit and vegetable juices - Determination of the relative density
LST EN 318-2003 Wood based panels - Determination of dimensional changes associated with changes in relative humidity

Professional Standard - Public Safety Standards, relative abundance ratio

GA/T 1171-2014 Examination methods for similarity comparison of integrated circuit chips

NL-NEN, relative abundance ratio

NEN 6311-1983 Vegetable and animal oils and fats Determination of the conventional mass by volume and of the relative density
NEN 6311-1993 Vegetable and animal oils and fats. Determination of the conventional mass by volume and of the relative density

ES-AENOR, relative abundance ratio

UNE 21-320 Pt.4-1989
UNE 48-081-1984
UNE 103-302-1994 Determination of the relative density of the particles of a soil
UNE 72-321-1985
UNE 72-322-1985

Danish Standards Foundation, relative abundance ratio

DS/EN ISO 3993:1996 Liquefied petroleum gas and light hydrocarbons - Determination of density or relative density - Pressure hydrometer method
DS/ISO/R 1183:1985 Plastics for determining the density and relative density (Specific gravity) of plastics excluding cellular plastics
DS/EN ISO 24502:2011 Ergonomics – Accessible design – Specification of age-related luminance contrast for coloured light
DS/ISO 5072:2013 Brown coals and lignites - Determination of true relative density and apparent relative density
DS/EN ISO 3838:2004 Crude petroleum and liquid or solid petroleum products - Determination of density or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods
DS/ISO 2632/3:1981 Roughness comparison specimens. Part 3: Cast surfaces
DS/EN ISO 2814:2006 Paints and varnishes - Comparison of contrast ratio (hiding power) of paints of the same type and colour
DS/EN 1131:1995 Fruit and vegetable juices - Determination of the relative density
DS/EN 318:1993 Fibreboards. Determination of dimensional changes associated with changes in relative humidity
DS/EN 318:2002 Wood based panels - Determination of dimensional changes associated with changes in relative humidity

国家质量监督检验检疫总局, relative abundance ratio

SN/T 4432-2016 Determination of Density, Relative Density and API Gravity of Crude Oil and Liquid Petroleum Products Thermohydrometer Method

Association Francaise de Normalisation, relative abundance ratio

NF M03-039*NF ISO 1014:2004 Coke - Determination of true relative density, apparent relative density and porosity.
NF T51-063:1971 Methods for determining the density and relative density (specific gravity) of plastics excluding cellular plastics.
NF EN ISO 3993:1995 Gaz de pétrole liquéfiés et hydrocarbures légers - Détermination de la masse volumique ou de la densité relative - Méthode de l'aréomètre sous pression.
NF EN ISO 24502:2011 Ergonomie - Conception accessible - Spécification du contraste de luminance lié à l'âge pour la lumière colorée
NF ISO 1014:2004 Coke - Détermination de la densité relative vraie, de la densité relative apparente et de la porosité
NF T60-180*NF EN ISO 3838:2004 Crude petroleum and liquid or solid petroleum products - Determination of density or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods
NF M03-039:1982 SOLID FUELS. COKE. DETERMINATION OF TRUE RELATIVE DENSITY,APPARENT RELATIVE DENSITY AND POROSITY.
NF X35-403*NF EN ISO 24502:2011 Ergonomics - Accessible design - Specification of age-related luminance contrast for coloured light
NF M01-018*NF ISO 5072:2013 Brown coals and lignites - Determination of true relative density and apparent relative density
NF T60-180:1996 Crude petroleum and liquid or solid petroleum products. Determination of density or relative density. Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods.
NF T30-054:2006 Paints and varnishes - Comparison of contrast ratio (hiding power) of paints of the same type and colour.
NF EN ISO 17994:2014 Qualité de l'eau - Exigences pour la comparaison du rendement relatif des microorganismes par deux méthodes quantitatives
NF V76-121*NF EN 1131:1994 Fruit and vegetable juices. Determinationof the relative density.
NF T90-462*NF EN ISO 17994:2014 Water quality - Requirements for the comparison of the relative recovery of microorganisms by two quantitative methods
NF EN 1131:1994 Jus de fruits et de légumes - Détermination de la densité relative
NF ISO 279:1999 Huiles essentielles - Détermination de la densité relative à 20 degrés Celsius - Méthode de référence.
NF T20-220:1973 Aluminium oxide primarily used for the production of aluminium. Determination of absolute density. Pyknometer method.
NF EN ISO 18753:2017 Céramiques techniques - Détermination de la masse volumique absolue des poudres céramiques à l'aide d'un pycnomètre

未注明发布机构, relative abundance ratio

BS EN ISO 3993:1996(1999) Liquefied petroleum gas and light hydrocarbons — Determination of density or relative density — Pressure hydrometer method
BS EN 1131:1995(1999) Method for Determination of the relative density of fruit and vegetable juices
BS ISO 279:1998(2001) Essential oils — Determination of relative density at 20 ºC — Reference method

ES-UNE, relative abundance ratio

UNE-EN ISO 3993:1996 ERRATUM:2011 Liquefied petroleum gas and light hydrocarbons. Determination of density or relative density. Pressure hydrometer method. (ISO 3993:1984).
UNE-EN ISO 24502:2010 Ergonomics - Accessible design - Specification of age-related luminance contrast for coloured light (ISO 24502:2010) (Endorsed by AENOR in February of 2011.)
UNE-EN 1131:1995 FRUIT AND VEGETABLE JUICES. DETERMINATION OF THE RELATIVE DENSITY.
UNE 135213:2018 Road signalization equipment. Horizontal signalization. Paints. Contrast ratio of the dried film.

European Committee for Standardization (CEN), relative abundance ratio

EN ISO 2814:2006 Paints and varnishes - Comparison of contrast ratio (hiding power) of paints of the same type and colour
EN ISO 24502:2010 Ergonomics - Accessible design - Specification of age-related luminance contrast for coloured light (ISO 24502:2010)
EN ISO 3993:1995 Liquefied Petroleum Gas and Light Hydrocarbons - Determination of Density or Relative Density - Pressure Hydrometer Method; (ISO 3993 : 1984)
EN ISO 3838:2004 Crude petroleum and liquid or solid petroleum products - Determination of desity or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods (ISO 3838:2004)
EN 1370:1996 Founding - Surface Roughness Inspection by Visual Tactile Comparators
EN 1131:1994 Fruit and vegetable juices - Determination of the relative density
HD 98 S1-1977 Test enclosures of non-injection type constant relative humidity

SAE - SAE International, relative abundance ratio

SAE AS167B-2018 Chart – Humidity Indicator@ Color Comparison
SAE ARP1153A-1991 Method for Determining Relative Specific Gravity Polytetrafluoroethylene Tubing

Standard Association of Australia （SAA）, relative abundance ratio

AS 2382:1981 Surface roughness comparison specimens
ASRM 015-2005 Reference material - Coal - Relative density
AS 1580.213.2:2004 Paints and related materials - Methods of test - Dry hiding power - Contrast ratio

AR-IRAM, relative abundance ratio

German Institute for Standardization, relative abundance ratio

DIN 55981:1979 Determination of relative hue of near white specimens
DIN EN ISO 24502:2011-04 Ergonomics - Accessible design - Specification of age-related luminance contrast for coloured light (ISO 24502:2010); German version EN ISO 24502:2010
DIN EN ISO 3838:2004 Crude petroleum and liquid or solid petroleum products - Determination of density or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods (ISO 3838:2004); German version EN ISO 3838:2004
DIN EN ISO 3993:1995-11 Liquefied petroleum gas and light hydrocarbons - Determination of density or relative density - Pressure hydrometer method (ISO 3993:1984); German version EN ISO 3993:1995
DIN EN ISO 2814:2006 Paints and varnishes - Comparison of contrast ratio (hiding power) of paints of the same type and colour (ISO 2814:1973); English version of DIN EN ISO 2814:2006-04
DIN 55986:1981 Testing of pigments; determination of relative tinting strength and colour difference after colour reduction; colorimetric method
DIN EN ISO 3838:2004-09 Crude petroleum and liquid or solid petroleum products - Determination of density or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods (ISO 3838:2004); German version EN ISO 3838:2004
DIN EN ISO 3838/A1:2023-07 Crude petroleum and liquid or solid petroleum products - Determination of density or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods - Amendment 1 (ISO 3838:2004/DAM 1:2023); German and English version EN ...
DIN EN 60674 Bb.1:1999 Plastic films for electrical purposes - List of relevant standards, comparison of types (status of 1999)
DIN 53778-3:1983 Emulsion paints; determination of contrast ratio and lightness of coatings
DIN EN ISO 17994:2014-06 Water quality - Requirements for the comparison of the relative recovery of microorganisms by two quantitative methods (ISO 17994:2014); German version EN ISO 17994:2014
DIN 18124:2011 Soil, investigation and testing - Determination of density of solid particles - Capillary pyknometer, wide mouth pycnometer, gas pycnometer
DIN EN 1131:1994-12 Fruit and vegetable juices - Determination of the relative density; German version EN 1131:1994
DIN 51563:2011 Testing of Mineral Oils and Related Materials - Determination of Viscosity Temperature Relation - Slope m
DIN 51563:1976 Testing of Mineral Oils and Related Materials; Determination of Viscosity Temperature Relation; Slope m
DIN EN ISO 3993:1995 Liquefied petroleum gas and light hydrocarbons - Determination of density or relative density - Pressure hydrometer method (ISO 3993:1984); German version EN ISO 3993:1995
DIN EN 318:2002-06 Wood-based panels - Determination of dimensional changes associated with changes in relative humidity; German version EN 318:2002
DIN EN ISO 24502:2011 Ergonomics - Accessible design - Specification of age-related luminance contrast for coloured light (ISO 24502:2010); German version EN ISO 24502:2010

Institute of Electrical and Electronics Engineers (IEEE), relative abundance ratio

IEEE 167A.2-1996 Standard facsimile test chart: High contrast (gray scale)
IEEE Std 167A.2-1996 IEEE Standard Facsimile Test Chart: High Contrast (Gray Scale)

TH-TISI, relative abundance ratio

TIS 1182.3-1994 Standard test methods for petroleum and petroleum products.part 3: determination of density, relative density or api gravity.hydrometer method
TIS 1182 Pt.3-1994 STANDARD TEST METHODS FOR PETROLEUM AND PETROLEUM PRODUCTS.PART 3 DETERMINATION OF DENSITY,RELATIVE DENSITY OR API GRAVITY-HYDROMETER METHOD

AENOR, relative abundance ratio

UNE-EN ISO 3993:1996 LIQUEFIED PETROLEUM GAS AND LIGHT HYDROCARBONS. DETERMINATION OF DENSITY OR RELATIVE DENSITY. PRESSURE HYDROMETER METHOD. (ISO 3993:1984).
UNE-EN ISO 3838:2004 Crude petroleum and liquid or solid petroleum products - Determination of density or relative density - Capillary-stoppered pyknometer and graduated bicapillary pyknometer methods (ISO 3838:2004)
UNE 48259:1992 PAINTS AND VARNISHES. DETERMINATION OF CONTRAST RATIO CHART METHOD.
UNE 72322:1985 EVALUATION OF RELATIVE WHITENESS (FOR FIELD GREATER THAN 4o)
UNE 72321:1985 EVALUATION OF RELATIVE WHITENESS (FOR FIELD SMALLER THAN 4o)
UNE 84174:1995 ESSENTIAL OILS. EVALUATION OF THE ABSOLUTE AND RELATIVE DENSITY OF ESSENTIAL OILS. (ELECTRONIC DENSITYMETER METHOD).
UNE 103302:1994 DETERMINATION OF THE RELATIVE DENSITY OF THE PARTICLES OF A SOIL.
UNE 135214-1:2010 Road signalization equipment. Horizontal signalization. Road markings. Daylight visibility of road markings against the pavement that supports them. Part 1: Static determination of contrast ratio (RC) by means of luminance factor of road markings against
UNE-EN 318:2002 Wood based panels - Determination of dimensional changes associated with changes in relative humidity.
UNE-EN ISO 17994:2014 Water quality - Requirements for the comparison of the relative recovery of microorganisms by two quantitative methods (ISO 17994:2014)

Society of Automotive Engineers (SAE), relative abundance ratio

SAE AS167A-1945 Chart - Humidity Indicator, Color Comparison
SAE ARP1153A-2014 Method for Determining Relative Specific Gravity Polytetrafluoroethylene Tubing
SAE ARP1153-1970 METHOD FOR DETERMINING RELATIVE SPECIFIC GRAVITY POLYTETRAFLUOROETHYLENE TUBING
SAE ARP1974-1986 Clamps, Support, Comparative Fatigue Strengths, Test Method
SAE ARP1153A-1970 Method for Determining Relative Specific Gravity Polytetrafluoroethylene Tubing R(2001)
SAE AS4851-1994 Relative Thermal Life and Temperature Index R(1998)
SAE AS210-2014 Definition of Commonly Used Day Types (Atmospheric Ambient Temperature Characteristics Versus Pressure Altitude)

SE-SIS, relative abundance ratio

SIS SS-ISO 3838:1987 Crude petroleum and liquid or solid petroleum products - Determination of density or relative density - Capillary- stoppered pyknometer and graduated bicapillary pyknometer methods

PL-PKN, relative abundance ratio

PN C04404-15-1987 Pigments for paints General testing methods Comparison of relative tinting strength and shade of the chromatic pigments
PN C89035-1992 Plastics. Methods for determining the density and relative density of non-cellular plastics
PN P04726-1971 Ropes Determination of ?he relative length change ofter wetting

Professional Standard - Agriculture, relative abundance ratio

NY/T 82.5-1988 Determination of Relative Density
GB 1033-1986 Test methods for density and relative density of plastics
1770药典一部-2010 APPENDIX VII A DETERMINATION OF RELATIVE DENSITY
2312药典二部-2010 Appendix Ⅵ A Determination of Relative Density
NY 146.5-1988 Method for Determination of Fruit Juice Determination of Relative Density

KR-KS, relative abundance ratio

KS E ISO 1014-2022 Coke — Determination of true relative density, apparent relative density and porosity
KS M ISO 2814-2022 Paints and varnishes — Comparison of contrast ratio(hiding power) of paints of the same type and colour
KS I ISO 17994-2021 Water quality — Requirements for the comparison of the relative recovery of microorganisms by two quantitative methods

PT-IPQ, relative abundance ratio

NP 2940-1991 Cold potable water meters Reference calibrated devices. General characteristics
NP 2402-1984
NP 3757-1989 SOLID FUELS Cokes Determination of true relative density, apparent relative density and porosity
NP EN 10056-1-2000 Structural steel equal and unequal leg angles Part 1:Dimensions

International Telecommunication Union (ITU), relative abundance ratio

ITU-R BT.815-1-1994 Specification of a signal for measurement of the contrast ratio of displays
ITU-R BT.815-1 SPANISH-1994 Specification of a signal for measurement of the contrast ratio of displays
ITU-R BT.815-1 FRENCH-1994 Specification of a signal for measurement of the contrast ratio of displays
ITU-R BT.815-1994 Specification of a signal for measurement of the contrast ratio of displays
ITU-R BT.814-1-1994 Specifications and Alignment Procedures for Setting of Brightness and Contrast of Displays
ITU-R BT.814-2007 Specifications and alignment procedures for setting of brightness and contrast of displays
ITU-R BT.814-2-2007 Specifications and alignment procedures for setting of brightness and contrast of displays
ITU-R BT.814-2 SPANISH-2007 Specifications and alignment procedures for setting of brightness and contrast of displays
ITU-R BT.814-2 FRENCH-2007 Specifications and alignment procedures for setting of brightness and contrast of displays
ITU-R P.1148-1-1997 Standardized Procedure for Comparing Predicted and Observed HF Sky-Wave Signal Intensities and the Presentation of Such Comparisons
ITU-R P.1148-1 FRENCH-1997 STANDARDIZED PROCEDURE FOR COMPARING PREDICTED AND OBSERVED HF SKY-WAVE SIGNAL INTENSITIES AND THE PRESENTATION OF SUCH COMPARISONS
ITU-R P.1148-1 SPANISH-1997 STANDARDIZED PROCEDURE FOR COMPARING PREDICTED AND OBSERVED HF SKY-WAVE SIGNAL INTENSITIES AND THE PRESENTATION OF SUCH COMPARISONS

CZ-CSN, relative abundance ratio

CSN 35 8574-1966 Methods of measurement of television picture tubes contrast
CSN 40 4010-1971 Relative measurements of activity and partical emission of radioactive products. Speciíic activity relative measurements in liquid saturated layer.
CSN 38 5572-1988 Natural gas. Calculation of calorific value, density and relative density
CSN 38 5522-1983 Caseous fuels. Deteranination of density and relative density
CSN 40 4012-1971 Measurement of ionizing radiation and particle emission of radionuclides. Relative activity measurement with internal proporlional counters.
CSN ON 73 5111-1967
CSN 65 9705-1987 Organic pigments. Method of relative strength and stradě determination
CSN 64 0111-1993 Plastics. Determination of Density and Relative Density of Non-cellular Plastic
CSN 44 1322-1993 Solid minerál fuels. Determination of true relatíve density
CSN 72 1018-1970 Laboratory determination of relative mature of cohesionless soils

United States Navy, relative abundance ratio

NAVY MS3398 NOTICE 1-1996 CARD - HUMIDITY - INDICATING COLOR COMPARISON
NAVY MS3398-1969 CARD - HUMIDITY - INDICATING COLOR COMPARISON
NAVY MIL-C-85019 NOTICE 1-1997 COMPUTER, AIR NAVIGATION, TRUE AIRSPEED, MACH NUMBER, WIND COMPONENTS, SUPERSONIC, TYPE MB-9
NAVY MIL-C-85019-1976 COMPUTER, AIR NAVIGATION, TRUE AIRSPEED, MACH NUMBER, WIND COMPONENTS, SUPERSONIC, TYPE MB-9

ITU-R - International Telecommunication Union/ITU Radiocommunication Sector, relative abundance ratio

ITU-R BT.815-1992 Specification of a Signal for Measurement of the Contrast Ratio of Displays
ITU-R BT.814-1992 Specifications and Alignment Procedures for Setting of Brightness and Contrast of Displays
ITU-R BT.814-4-2018 Specifications of PLUGE test signals and alignment procedures for setting of brightness and contrast of displays
ITU-R BT.814-3-2017 Specifications of PLUGE test signals and alignment procedures for setting of brightness and contrast of displays

National Metrological Verification Regulations of the People's Republic of China, relative abundance ratio

JJG 171-2016 Ralative Density Balance for Liquid
JJG 171-2004 Ralative Density Balance for Liquid
JJG(地质) 1021-1994 Verification Regulations for Relative Density Meter

Professional Standard - Chemical Industry, relative abundance ratio

HG/T 4951-2016 Optical functional films.Determination of contrast ratio

API - American Petroleum Institute, relative abundance ratio

API MPMS 9.1-1981 Manual of Petroleum Measurement Standards Chapter 9 - Density Determination Section 1 - Hydrometer Test Method for Density@ Relative Density (Specific Gravity)@ or API Gravity of Crude Petroleum and Liquid Petroleum Products (ASTM D1298)(R 1992)
API MPMS 9.1-2002 Manual of Petroleum Measurement Standards Chapter 9 - Density Determination Section 1 - Standard Test Method for Density@ Relative Density (Specific Gravity)@ or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method (Second Edi
API MPMS 9.2-1982 Manual of Petroleum Measurement Standards Chapter 9 - Density Determination Section 2 - Pressure Hydrometer Test Method for Density or Relative Density (First Edition)
API MPMS 9.1-2012 Manual of Petroleum Measurement Standards Chapter 9.1 - Standard Test Method for Density@ Relative Density@ or API Gravity of Crude Petroleum and Liquid Petroleum Products by Hydrometer Method (Third Edition)
API MPMS 9.3-2012 Manual of Petroleum Measurement Standards Chapter 9.3 Standard Test Method for Density@ Relative Density@ and API Gravity of Crude Petroleum and Liquid Petroleum Products by Thermohydrometer Method (Third Edition)
API MPMS 9.3-2002 Manual of Petroleum Measurement Standards Chapter 9—Density Determination Section 3—Standard Test Method for Density@ Relative Density@ and API Gravity of Crude Petroleum and Liquid Petroleum Products by Thermohydrometer Method (Second Edition)
API MPMS 9.2-2003 Manual of Petroleum Measurement Standards Chapter 9—Density Determination Section 2—Standard Test Method for Density or Relative Density of Light Hydrocarbons by Pressure Hydrometer (Second Edition)
API 4378-1984 An Intercomparison of Plume Visibility Models with VISTTA Observations at the Navajo Generating Station

Professional Standard - Commodity Inspection, relative abundance ratio

SN/T 0482-1995 High-speed determination of true relative density,apparentrelative density and porosity of coke for export

Professional Standard - Light Industry, relative abundance ratio

QB 974-1984 Determination of Relative Density of Essential Oils
QB/T 1545-2015 Test method for relative viscosity, relative liquidity and thixotropy of ceramic slurry
QB/T 1545-1992 Method for determination of relative viscosity, relative fluidity and thixotropy of ceramic slurry

YU-JUS, relative abundance ratio

JUS B.H8.618-1981 Testing of bitumen. Relative density and density
JUS H.G8.012-1980 Reagents. Hydrochloric acid. Determirmtion ofabsolute demity. Hydrometer method
JUS B.H8.351-1987 Methods of analysis of coal andcoke. Determination of the true relative density, the apparent relative densi-ty and the p orosity of coke
JUS H.F8.304-1988 Hatural gas. Calculation of calorific valne, dtmsitjr and relative density
JUS H.B8.015-1981 Sulphuric acid for industrial u se. Determination ofabsolute density. Hydrometer method
JUS U.J6.009-1982 Scales and sizes ofgraphsfor plotting acoustic quantities against frequency

RO-ASRO, relative abundance ratio

STAS 5886-1968
STAS 7948/10-1970 INORGANIC PIGMENTS Determination of relative density
STAS 8125/2-1985 BARYTA HYDRATE Determination of relative density
STAS 145 Pt.3-1967
STAS SR ISO 1183:1994 Plastics - Methods for determining the density and relative density of non-cellular plastics

Indonesia Standards, relative abundance ratio

SNI 19-4956-1998 Test method for relative density, specific gravity and density (of homogeneous liquid)

Taiwan Provincial Standard of the People's Republic of China, relative abundance ratio

CNS 6571-2006 Essential oils - Determination of relative density at 20 ℃ - Reference method
CNS 11365-1985 Method of Test for Relative Zeolite Diffraction Intensities
CNS 13393-1994 Method of Test for Relative Viscosity of Pulp (Oken Viscometer Method)

Guangdong Provincial Standard of the People's Republic of China, relative abundance ratio

DB44/T 1356-2014 Testing method for relative density of sand filling

AT-ON, relative abundance ratio

ONORM C 9211-1979 Bituminous base materials; density and relative density; testing

HU-MSZT, relative abundance ratio

Professional Standard - Tobacco, relative abundance ratio

YC/T 145.2-1998 Tobacco flavor.Determination of relative density
YC/T 145.2-2012 Tobacco flavor.Determination of relative density

Professional Standard - Coal, relative abundance ratio

MT/T 1027-2006 Determination of apparent relative density of coal core sample

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, relative abundance ratio

GB/T 19224-2017 Determination of the relative degree of oxidation in bituminous coal

ET-QSAE, relative abundance ratio

ES B.K8.003-1973

IPC - Association Connecting Electronics Industries, relative abundance ratio

IPC TM-650 2.3.31-1988 Relative Degree of Cure in U.V. Curable Materials

Canadian General Standards Board （CGSB), relative abundance ratio

CGSB 1-GP-71 METH 14.7-1982 Methodes D'Essai Des Peintures Et Pigments Pouvoir Couvrant Methode Du Rapport De Contraste

Group Standards of the People's Republic of China, relative abundance ratio

T/CVIA 113-2023 Dynamic Test Method of Laser Display Speckle Contrast
T/GXAS 010-2018 Determination of Density and Relative Density of Gum Turpentine by Densitometer Method
T/GDAQI 84-2022 Methodological comparison and evaluation of the accuracy of in vitro diagnostic reagents

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., relative abundance ratio

ASHRAE 4492-2001 Relative Humidity and Temperature Measurements and Predictions in Supermarkets
ASHRAE 3686-1993 Effects of Store Relative Humidity on Refrigerated Display Case Performance
ASHRAE 4431-2001 Effect of 1997 Handbook Summer Design Temperature Specifications on Enthalpy and Humidity Ratio
ASHRAE 3908-1995 Experimental Comparison on Performance of Rotary Compressors with Different HFC-134A Compatible Lubricants

AGMA - American Gear Manufacturers Association, relative abundance ratio

93FTM11-1993 The Relative Noise Levels of Parallel Axis Gear Sets with Various Contact Ratios and Gear Tooth Forms
14FTM21-2014 On the Correlation of Specific Film Thickness and Gear Pitting Life

American Gear Manufacturers Association, relative abundance ratio

AGMA 14FTM21-2014 On the Correlation of Specific Film Thickness and Gear Pitting Life
AGMA 93FTM11-1993 The Relative Noise Levels of Parallel Axis Gear Sets with Various Contact Ratios and Gear Tooth Forms

Professional Standard - Non-ferrous Metal, relative abundance ratio

YS/T 3023-2014 Test method of relative grindability of gold ore

Professional Standard - Water Conservancy, relative abundance ratio

SL 237-010-1999 Code for test of soil - relative density test

Professional Standard - Military and Civilian Products, relative abundance ratio

WJ 1625-1985 Determination of Relative Density of Explosives and Agents

(U.S.) Ford Automotive Standards, relative abundance ratio

FORD FLTM BI 101-2-2001 MEASUREMENT OF CONTRAST RATIO OF PAINT DRY HIDING POWER (Replaces FLTM BI 001-02)

工业和信息化部, relative abundance ratio

JC/T 2528-2019 Method for determination of absolute density of fine ceramic powder: Pycnometer method

International Electrotechnical Commission (IEC), relative abundance ratio

IEC 60260:1968 Test enclosures of non-injection type constant relative humidity

European Committee for Electrotechnical Standardization（CENELEC）, relative abundance ratio

HD 98 S1-1988 Test Enclosures of Non-Injection Type Constant Relative Humidity

Professional Standard - Electron, relative abundance ratio

SJ/Z 9003-1987 Test enclosures of non-injection type for constant relative humidity

American Society of Mechanical Engineers (ASME), relative abundance ratio

ASME STP-PT-075-2015 Effect of Thickness on the Transformation Behavior of Grade 91 Steel

国家广播电视总局, relative abundance ratio

GY/T 326-2019 PLUGE test signal specifications and calibration steps for monitor brightness and contrast calibration

Professional Standard - Traffic, relative abundance ratio

JT/T 834-2012 Test apparatus for theoretical maximum specific gravity of asphalt mixtures

American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE), relative abundance ratio

ASHRAE QC-06-037-2006 A Comparison of DOE-2.1E Daylighting and HVAC System Ineractions to Actual Building Performance

Professional Standard - Petrochemical Industry, relative abundance ratio

SH/T 0221-1992 Liquefied Petroleum Gas Density or Relative Density Determination (Pressure Densitometer Method)