What are the methods for calculating impurity content?

What are the methods for calculating impurity content?, Total:260 items.

The international standard classification for "What are the methods for calculating impurity content?" includes: Thermoplastic materials , Natural gas , Buses , Oilseeds , food products in general , Natural fibres , Semiconducting materials , Quality management and quality assurance , Aircraft and space vehicles in general , Latex and raw rubber , Abrasives , Cadmium, cobalt and their alloys , Copper and copper alloys , Nickel, chromium and their alloys , Lead, zinc, tin and their alloys , Other non-ferrous metals and their alloys , Extraction and processing of petroleum and natural gas , Buildings and installations for processing and storage of agricultural produce , Energy and heat transfer engineering in general .

The Chinese standard classification for "What are the methods for calculating impurity content?" includes: Synthetic resin and plastic , Heat supply, air supply, air conditioning and refrigerating engineering in general , Bus , Oil crop and product , Food processing and products in general , Wool textile in general , Elemental semiconductor material , Standardization and Quality Management , Spacecraft , Forestry chemical raw material , Grinding material and apparatus , Lubricating grease , Petrochemical and chemical industry engineering , Heavy metals and their alloys analysis method , Petroleum drilling , Materials , Agricultural products and feed processing machinery , Basic standards and general method .

Professional Standard - Chemical Industry

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

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB 12428-1990 Calculation Method of Loading Mass of Passenger Cars
GB/T 12428-1990 laden mass calculation of buses
GB/T 14488.2-1993 Method for determination of foreign matter in oilseeds
GB/T 12208-2008 Test methods of components and impurities of the manufactured gas
GB/T 12428-2005 Laden mass calculating method for buses
GB/T 29852-2013 Test Method for Measuring Phosphorus, Arsenic and Antimony in Silicon Materials Used for Photovoltaic Applications by Secondary Ion Mass Spectrometry
GB/T 29851-2013 Test method for measuring boron and aluminium in silicon materials used for photovoltaic applications by secondary ion mass spectrometry
GB/T 8086-1987 Raw natural rubber--Determination of dirt
GB/T 5511-2008 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
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 6977-1986 Standard test method for oil,ash and vegetable matter in scoured wool
GB/T 13340-1991 And calculation methods to determine product quality grading rate
GB/T 12428-2023 Laden mass calculating method for bus

Professional Standard - Aerospace

QJ 1080A-1997 Calculation Method of Mass, Center of Mass and Moment of Inertia of Liquid Rocket
QJ 1277-1987 Calculation Methods for Quality Characteristics of Satellite
QJ 2265-1992 Calculation Method of Mass, Center of Mass and Moment of Inertia of Aeronautical Missile

工业和信息化部/国家能源局

JB/T 13306-2017 Superabrasive一Testing method of impurity content in cubic boron nitride

Professional Standard - Agriculture

GB 8086-1987 Raw natural rubber; Determination of dirt

Shaanxi Provincial Standard of the People's Republic of China

DB61/T 572-2013 Calculation method of shale gas geological reserves

Guangdong Provincial Standard of the People's Republic of China

DB44/T 1561-2015 Cloud Computing Service Quality Evaluation Method

Professional Standard - Machinery

JB/T 10986-2023 Method for detecting impurity content in superabrasive artificial diamond
JB/T 10986-2010 Superabrasive-Testing method of impurity content in synthetic diamond

Professional Standard - Petrochemical Industry

SH/T 3117-2000 Calculation Method of Thermal Medium Consumption For Refinery Engineering Design
SH/T 0336-1994 SH/T 0336-1994
SH/T 3117-2013 Calculation method of thermal medium consumption for petrochemical industry design

Professional Standard - Non-ferrous Metal

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
YS/T 922-2013 Methods for Chemical Analysis of High Purity Copper Determination of Trace Impurity Elements Content Glow Discharge Mass Spectrometry
YS/T 1654-2023 Methods for chemical analysis of high purity gallium nitride —Determination of trace impurity elements contents —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 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 229.4-2013 Chemical Analysis Methods for High Purity Lead - Part 4: Determination of Trace Impurity Elements Content - 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 871-2023 Method for chemical analysis of pure aluminium- 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 1011-2014 Methods for chemical analysis of high purity cobalt—Determination of impurity elements content—Glow discharge mass spectrometry

Professional Standard - Petroleum

SY/T 5088-2002 Wellbore quality evaluation items and calculation methods
SY/T 5464-1992 Labour quota of petroleum communication equipments installation
SY/T 6258-1996 Practice for Design Calculations for Sucker Rod Pumping Systems (Conventional Units)
SY/T 5464-2009 Computational method for logging and perforating quality index

Group Standards of the People's Republic of China

T/SASJL 0014-2023 Calculation method for loading mass of autonomous buses
T/SDAS 4-2016 Methods for chemical analysis of high purity gold—Determination of impurity elements contents—Glow discharge mass spectrometry
T/CNFPIA 2003-2023 Calculation of the carbon storage in wood and wood-based products
T/CQAE 11016-2021 Calculation Method of Software Quality Index Weight

工业和信息化部

YS/T 1505-2021 Chemical analysis method of high purity ruthenium 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 1494-2021 Chemical analysis method for high purity gold 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 1497-2021 Analysis method for platinum compounds Determination of impurity anion content Ion chromatography
YS/T 1347-2020 Method for chemical analysis of high purity hafnium-Determination of trace impurity elements content-Glow discharge mass spectrometry
YS/T 1496-2021 Analysis method for palladium compounds Determination of impurity anion content Ion chromatography
YS/T 1530-2022 Method for chemical analysis of high purity tin—Determination of impurity elements contents—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 1506-2021 Chemical analysis method of high-purity iridium Determination of impurity element content Glow discharge mass spectrometry
YS/T 870-2020 Method for chemical analysis of aluminium - Determination of trace impurities contents - Inductively coupled plasma mass spectrometry

Sichuan Provincial Standard of the People's Republic of China

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

Professional Standard - Railway

TB/T 2328.17-1992 Test Method for the Content of Railway Ballast Clay and other Impurities

未注明发布机构

DIN EN ISO 8968-4 E:2013-09 Determination of nitrogen content of milk and milk products Part 4: Determination of protein and non-protein nitrogen content and calculation of pure protein content (Reference Method) (Draft)

Professional Standard - Press and Publication

CY/T 266-2023 Book editing and proofreading quality error determination and calculation methods

Professional Standard - Ferrous Metallurgy

YB/T 6158-2023 Determination of trace impurity element content of metallic chromium by glow discharge mass spectrometry

Fujian Provincial Standard of the People's Republic of China

DB35/T 1625-2016 Determination of impurity content in carbon monoxide by gas chromatography
DB35/T 1146-2011 Determination of Impurity Element Content in Silicon Materials by Glow Discharge Mass Spectrometry

Taiwan Provincial Standard of the People's Republic of China

CNS 10829-1984 Method for Calculation of Oxygen Content of Coal and Coke

中华全国供销合作总社

GH/T 1337-2021 Rapid determination of impurity content of seed cotton. Near infrared spectroscopy

Professional Standard - Commodity Inspection

SN/T 4020-2013 Determination of impurity elements content in pure iron-X-ray fluorescence spectrometry

国家能源局

NB/T 25097-2018 Determination for metal content of ion exchange resins for water treatment in nuclear power plants
SY/T 6258-2017 Practice for design calculations for sucker rod pumping systems (conventional units)

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

GB/T 34060-2017 Steam heat calculation method

SE-SIS

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
SIS SS 02 71 05-1990 Geotechnical tests — Organic content — Ignition loss method
SIS 11 11 11-1974 Methods for assessing the slag inclusion content in steel. Microscopic methods

CZ-CSN

CSN 64 0622-1989 Polyolefins. Testing methods of impu- ities content.
CSN 27 7022-1996 Wheele excavators - Method of capacity computation
CSN 80 0075-1974 Delerniination of inipurities coiitenl iii s?oiir?il wool by cliemicíil jirocess
CSN 68 4130-1981 Colorimetric methods of the etermination of iron contents s an impurity

The American Road & Transportation Builders Association

AASHTO T 21-2005 Standard Method of Test for Organic Impurities in Fine Aggregates for Concrete
AASHTO T21-2000 Standard Method of Test for Organic Impurities in Fine Aggregates for Concrete Twentieth Edition; ASTM C40-98 R(1996)

HU-MSZT

MSZ 3227/6-1982 Wool detection method impurity content detection
MSZ 3240/6.lap-1961 Judgment of problematic impurity content in cotton thread quality inspection
MSZ 7641-1966 Methods for calculating and measuring harmful effects
MSZ 13200/2-1975 Methods for calculating and measuring harmful effects

PL-PKN

PN C45400-1991 Chemical organic products. Test methods. Determination of impurities in butyl acetate by gas chromatography and calculation of butyl acetate content
PN A74855-04-1987 Sugar Test methods Determinution of moisturc content and dry substance by calculation
PN A75101-17-1990 Fruit and vegetable products Preparation of samples and testing methods Determination of organie impurities content
PN A74855-10-1987 Sugar Test methoils Determinulion of ferrous loreignmatters
PN P04692-1974 Testing methods of textile produks Beaten felts Determination of plant impurities content

SCC

BS 4289-2:1989 Methods for analysis of oilseeds-Determination of impurities content
BS 4289-2:1981 Methods for the analysis of oilseeds-Determination of impurities content
NS-EN 14272:2011 Plywood — Calculation method for some mechanical properties
UNE-ENV 14272:2003 Plywood - Calculation method for some mechanical properties.
DANSK DS/EN ISO 8968-4:2016 Milk and milk products – Determination of nitrogen content – Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
DIN EN 14272 E:2010 Draft Document - Plywood - Calculation method for some mechanical properties; German version prEN 14272:2009
BS 5766-4:1981 Methods for analysis of animal feeding stuffs-Determination of nitrogen content and calculation of crude protein content
09/30211230 DC BS EN 14272. Plywood. Calculation method for some mechanical properties
BS 5766-4:1998 Methods for analysis of animal feeding stuffs-Determination of nitrogen content and calculation of crude protein content
DANSK DS/EN 12938:2000 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry
BS 4784-1:1988 Methods for determination of commercial mass of consignments of textiles-Mass determination and calculations
BS 684-2-2.3:1993 Methods of analysis of fats and fatty oils. Other methods-Determination of insoluble impurities content
BS 684-2.3:1976 Methods of analysis of fats and fatty oils. Other methods. Determination of insoluble impurities content
NS-EN ISO 8968-4:2016 Milk and milk products — Determination of nitrogen content — Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method) (ISO 8968-4:2016)
BS 684-2.3:1983 Methods of analysis of fats and fatty oils. Other methods. Determination of insoluble impurities content
VDI/VDE 3513 BLATT 1-2014 Variable area flowmeter — calculation method
NS-EN 12938:1999 Methods for the analysis of pewter — Determination of alloying and impurity element contents by atomic spectrometry
AS A24:1934 Method of test for organic impurities in sand for concrete
AENOR UNE-EN ISO 8968-4:2016 Milk and dairy products. Determination of nitrogen content. Part 4: Determination of protein and non-protein nitrogen content and calculation of true protein content (Reference method). (ISO 8968-4:2016)
VDI/VDE 3513 BLATT 1-2014 Variable area flowmeter — calculation method
NS-EN 13615:2001 Methods for the analysis of ingot tin — Determination of impurity element contents in tin grades 99,90 % and 99,85 % by atomic spectrometry
CAN/CGSB 4.2 No.14.7-M88-1988 Textile testing methods - Quantitative analysis of fiber mixtures - Binary mixtures containing acetate fibers - Acetone method
DIN V ENV 14272:2002 Plywood - Calculation method for some mechanical properties; German version ENV 14272:2002
DIN EN ISO 8968-4 E:2013 Draft Document - Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non protein nitrogen content and true protein content calculation (Reference method) (ISO/DIS 8968-4:2013); German version prEN ISO 8968-...

American Society for Testing and Materials (ASTM)

ASTM C40-04 Standard Test Method for Organic Impurities in Fine Aggregates for Concrete
ASTM C40-99 Standard Test Method for Organic Impurities in Fine Aggregates for Concrete
ASTM E45-10 Standard Test Methods for Determining the Inclusion Content of Steel
ASTM E45-10e1 Standard Test Methods for Determining the Inclusion Content of Steel
ASTM E45-05e3 Standard Test Methods for Determining the Inclusion Content of Steel
ASTM E45-05 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 E45-13 Standard Test Methods for Determining the Inclusion Content of Steel
ASTM E45-05e1 Standard Test Methods for Determining the Inclusion Content of Steel
ASTM E45-97(2002) Standard Test Methods for Determining the Inclusion Content of Steel
ASTM F24-04 Standard Method for Measuring and Counting Particulate Contamination on Surfaces
ASTM D2812-95(2002) Standard Test Method for Non-Lint Content of Cotton
ASTM D2812-95 Standard Test Method for Non-Lint Content of Cotton
ASTM F1647-11 Standard Test Methods for Organic Matter Content of Athletic Field Rootzone Mixes
ASTM D2812-07 Standard Test Method for Non-Lint Content of Cotton
ASTM F1366-92(1997)e1 Standard Test Method for Measuring Oxygen Concentration in Heavily Doped Silicon Substrates by Secondary Ion Mass Spectrometry

VE-FONDONORMA

NORVEN 76-19-1965 Quantitative measurement of organic impurities in concrete sand (calorimetric method)

IN-BIS

IS 2386 Pt.2-1963 Test Methods for Concrete Aggregates Part II Estimation of Hazardous Substances and Organic Impurities
IS 4163-1982 Method for microscopic determination of inclusion content in steel
IS 4871-1968 Method for determination of lint and impurity content of cotton by mechanical-pneumatic machine

Korean Agency for Technology and Standards (KATS)

KS F 2576-2010 Standard test method for impurity contents of recycled aggregate
KS F 2510-2002 Testing method of organic impurities in sands aggregate for concrete
KS F 2576-2020 Standard test method for impurity contents of recycled aggregate
KS D 3695-1993(2018) Method of mass calculation for stainless steel plates and sheets
KS I ISO 11461-2005(2015) Soil quality－Determination of soil water content calculatedon a volume basis(Gravimetric method)
KS D 0204-1982 Steel-Determination of content of nonmetallic inclusions-Micrographic method using standard diagrams
KS D 0204-2007 Steel-Determination of content of nonmetallic inclusions-Micrographic method using standard diagrams
KS D 3695-2023 Method of mass calculation for stainless steel plates and sheets,
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 D 3695-1993 Method of mass calculation for stainless steel plates and sheets, and heat-resisting steel plates and sheets

RU-GOST R

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 10671.4-1974 Reagents. Methods for determination of nitrogen compaunds impurity general content
GOST 25559-1982 Liquid petroleum paraffins. Method for determination of impurities content and calculation of n-alkanes content
GOST 1036-2014 Plastic lubricants. Method of determination of mechanical impurities content
GOST 10671.5-1974 Reagents. Methods for the determination of sulfates
GOST 6479-1973 Lubricating greases. Method for determination of mechanical impurities content by hydrochloric acid decomposition
GOST 24977.2-1981 Tellurium high purity. Spectral method for the determination of impurities
GOST 21216.4-1993 Clay raw materials. Method for determination of coarse-grained inclusions
GOST 17.5.4.02-1984 Nature protection. Recultivation of lands. Method of measurement and sum calculation of toxie salts in overburden and enclossing rocks
GOST 11130-2013 Peat and products of its processing. Metods for determination of smalls content and impurittes
GOST 24027.1-1980 Methods for determination of authenticity, granary pest infestation, crushing and admixtures content
GOST R 52857.10-2007 Vessels and apparatus. Norms and methods of strength calculation. Vessels and apparatus involving hydrogen sulphide media
GOST 24977.1-1981 Tellurium high purity. Method of chemical and spectral for the ditermination of impurities
GOST 8756.4-1970 Canned food products. Methods for determination of mineral impurities (sand)
GOST 30483-1997 Grain. Methods for determination of general and fractional content of extraneous matter and damaged grains; content of small grains and grain size; content of grains attacked by pests; content of metallic particles
GOST R 57532-2017 Dusts of non-ferrous metallurgy enterprises. Methods of zinc mass content measuring
GOST R 57533-2017 Dusts of non-ferrous metallurgy enterprises. Methods of copper mass content measuring
GOST R 57652-2017 Dusts of non-ferrous mttallurgy enterprises. Methods of cadmium mass content measuring
GOST R 57531-2017 Dusts of nonferrous metallurgy enterprises. Method of lead mass content measuring
GOST R 57655-2017 Dusts of non-ferrous metallurgy enterprises. Methods of antimony mass content measuring
GOST R 57672-2017 Dusts of non-ferrous metallurgy enterprises. Methods of iron mass content measuring
GOST R 57654-2017 Dusts of non-ferrous metallurgy enterprises. Method of arsenic mass content measuring
GOST 22518.1-1977 Lead of high purity. Chemical spectral method for the determination of additions
GOST R 53363-2009 Digital radio-relay links. Quality parameters. Calculation methods
GOST 28738-2016 Reagents. Methods for determination of total sulphur impurity in organic solvents
GOST 20461-1975 Gaseous helium. Method for determination of impurities volume fraction by emission spectral analysis

GSO

GSO ASTM E45:2009 Standard Test Methods for Determining the Inclusion Content of Steel
GSO ISO 8968-4:2021 Milk and milk products — Determination of nitrogen content — Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
BH GSO ISO 8968-4:2022 Milk and milk products — Determination of nitrogen content — Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
GSO ISO/TS 18083:2015 Processed cheese products -- Calculation of content of added phosphate expressed as phosphorus
GSO ISO 4967:2015 Steel -- Determination of content of non-metallic inclusions -- Micrographic method using standard diagrams

European Committee for Standardization (CEN)

EN 14272:2011 Plywood - Calculation method for some mechanical properties
EN ISO 20483:2013 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
EN ISO 20483:2006 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
EN 14346:2006 Characterization of waste - Calculation of dry matter by determination of dry residue or water content

Japanese Industrial Standards Committee (JISC)

JIS A 1142:2001 Method of test for fine aggregate containing organic impurities by compressive strength of mortar
JIS A 1142:2007 Method of test for fine aggregate containing organic impurities by compressive strength of mortar
JIS A 1105:2015 Method of test for organic impurities in fine aggregate
JIS A 1105:2007 Method of test for organic impurities in fine aggregate
JIS A 1105:1993 Method of test for organic impurities in fine aggregates
JIS A 1105:2001 Method of test for organic impurities in fine aggregate
JIS A 1142:2018 Method of test for fine aggregate containing organic impurities by compressive strength of mortar
JIS B 8392-7:2008 Compressed air -- Part 7: Test method for viable microbiological contaminant content

YU-JUS

JUS C.A1.650-1987 Methodes of chemical analysis of silver. Determination of impurities contents. Spectrographic metod".

Lithuanian Standards Office

LST EN 14272-2012 Plywood - Calculation method for some mechanical properties
LST EN 12938-2000 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry
LST EN 12938-2000/AC-2003 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry

German Institute for Standardization

DIN EN 14272:2012 Plywood - Calculation method for some mechanical properties; German version EN 14272:2011
DIN EN 14272:2012-03 Plywood - Calculation method for some mechanical properties; German version EN 14272:2011
DIN EN ISO 8968-4:2016-09 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method) (ISO 8968-4:2016); German version EN ISO 8968-4:2016
DIN EN ISO 20483:2007 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method (ISO 20483:2006); German version EN ISO 20483:2006
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

AENOR

UNE-EN 14272:2012 Plywood - Calculation method for some mechanical properties

Association Francaise de Normalisation

NF B51-266*NF EN 14272:2012 Plywood - Calculation method for some mechanical properties
NF EN 14272:2012 Plywood - Calculation method for certain mechanical characteristics
NF X31-109:1993 SOIL QUALITY. CHEMICAL METHODS. DETERMINATION OF ORGANIC CARBON BY SULFOCHROMIC OXYDATION.
NF V04-221-4*NF EN ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4 : determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
NF V03-750*NF EN ISO 20483:2014 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
NF ISO 8851-3:2004 Butter - Determination of water, non-fat dry matter and fat contents (routine methods) - Part 3: calculation of fat content
NF EN 13615:2002 Methods for the analysis of tin ingots - Determination of impurity contents in 99.90% and 99.85% quality tin by atomic spectrometry
NF V03-750:2007 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method.
NF A04-105:1986 Iron and steel. Methods of determination of the non metallic inclusion content of wrought steels. Part 1 : macroscopic methods.
NF V04-407:2002 Meat, meat product and fishery products - Determination of nitrogen content and calculation of the protein content - Kjeldahl method.
NF V18-100-1*NF EN ISO 5983-1:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1 : Kjeldahl method
NF EN ISO 8968-4:2016 Milk and dairy products - Determination of nitrogen content - Part 4: determination of protein and non-protein nitrogen content and calculation of true protein content (Reference method)
NF X30-427:2007 Characterization of waste - Calculation of dry matter by determination of dry residue and water content.

Danish Standards Foundation

DS/EN 14272:2012 Plywood - Calculation method for some mechanical properties
DS/EN 12938:2001 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry
DS/EN 12938/AC:2001 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry

GOST

GOST 27567-2022 Superpure substances. Method for determination of substances reducing potassium permanganate
GOST 17082.3-1988 Fruits of ethereal-oil crops. Industrial raw materials. The percentage method for determination of broken fruits, weed and ethereal-oil admixtures
GOST R 70248-2022 Poultry processing industry. Homogenous product groups definition and calculation method for meat part content in product

British Standards Institution (BSI)

BS EN 14272:2011 Plywood. Calculation method for some mechanical properties
BS DD ENV 14272:2002 Plywood. Calculation method for some mechanical properties
BS EN ISO 8968-4:2016 Milk and milk products. Determination of nitrogen content. Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
BS EN ISO 20483:2006 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
BS EN ISO 20483:2013 Cereals and pulses. Determination of the nitrogen content and calculation of the crude protein content. Kjeldahl method
BS EN 12938:2000(2001) Methods for the analysis of pewter. Determination of alloying and impurity element contents by atomic spectrometry
BS EN 12938:2000 Methods for the analysis of pewter. Determination of alloying and impurity element contents by atomic spectrometry
BS EN ISO 8968-4:2016(2017) Milk and milk products — Determination of nitrogen content Part 4 : Determination of protein and non - protein nitrogen content and true protein content calculation (Reference method)
BS EN 14346:2007 Characterization of waste - Calculation of dry matter by determination of dry residue or water content
BS EN 14346:2006 Characterization of waste — Calculation of dry matter by determination of dry residue or water content

International Organization for Standardization (ISO)

ISO 20483:2006 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
ISO 20483:2013 Cereals and pulses.Determination of the nitrogen content and calculation of the crude protein content.Kjeldahl method
ISO 5983:1979 Animal feeding stuffs; Determination of nitrogen content and calculation of crude protein content
ISO 8573-7:2003 Compressed air - Part 7: Test method for viable microbiological contaminant content
ISO 8968-4:2016 | IDF 20-4:2016 Milk and milk products — Determination of nitrogen content — Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
ISO 5983-1:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method
ISO 6578:2017 Refrigerated hydrocarbon liquids - Static measurement - Calculation procedure
ISO 6578:1991 Refrigerated hydrocarbon liquids; static measurement; calculation procedure

American National Standards Institute （ANSI)

ANSI/ASTM F1647:2011 Test Methods for Organic Matter Content of Athletic Field Rootzone Mixes

ES-UNE

UNE-EN ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method) (ISO 8968-4:2016)
UNE-EN 12938:1999 Methods for the analysis of pewter - Determination of alloying and impurity element contents by atomic spectrometry
UNE-EN 13615:2001 Methods for the analysis of ingot tin - Determination of impurity element contents in tin grades 99,90 % and 99,85 % by atomic spectrometry

Society of Automotive Engineers (SAE)

SAE J2417-2009 Lift Capacity Calculation Method Knuckle-Boom Log Loaders and Certain Forestry Equipment

SAE - SAE International

SAE J2417-1998 Lift Capacity Calculation Method Knuckle-Boom Log Loaders and Certain Forestry Equipment
SAE J2417-2014 Lift Capacity Calculation Method Knuckle-Boom Log Loaders and Certain Forestry Equipment
SAE J2417-2020 Lift Capacity Calculation Method Knuckle-Boom Log Loaders and Certain Forestry Equipment

Standard Association of Australia （SAA）

AS ISO 8968.4:2021 Milk and milk products — Determination of nitrogen content, Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
AS 2197:1978 Method for the micrographic assessment of the non-metallic inclusion content in wrought steel

KR-KS

KS D 3695-1993(2023) Method of mass calculation for stainless steel plates and sheets

AT-ON

ONORM DIN 10334-1994 Determination of nitrogen content of milk according to Kjeldahl and calculation of crude protein content

RO-ASRO

STAS 7691-1982 TEXTILES Determination of moisturc content and calculation of commercial mass
STAS 145/11-1987 VEGETABLE OILS AND FATS Delermination of insoluble impurities content in organic solvents

ESDU - Engineering Sciences Data Unit

ESDU 13015-2010 An introduction to some methods to calculate loads and stiffnesses in bolted assemblies

TR-TSE

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

CU-NC

NC 30-66-1987 Plastics Ináustry. Determination of the Number of Impurities and Strange Partióles in Poli (Polivinyl Chloride). Testing Methods

VN-TCVN

TCVN 4328-1-2007 Animal feeding stuffs.Determination of nitrogen content and calculation of crude protein content.Part 1: Kjeldahl method

Indonesia Standards

SNI 06-2481-1991 Water, Test method for boron content by spectrophotometer in a curcumium manuver
SNI 06-2510-1991 Water, Test methods for organic phosphate content by gas chromatography apparatus