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Several Methods of Testing Total Nitrogen

Several Methods of Testing Total Nitrogen, Total:500 items.

In the international standard classification, Several Methods of Testing Total Nitrogen involves: Analytical chemistry, Fertilizers, Air quality, Water quality, Soil quality. Pedology, External water conveyance systems, Organic chemicals, Fuels, Textile fibres, Lubricants, industrial oils and related products, Spices and condiments. Food additives, Inorganic chemicals, Milk and milk products, General methods of tests and analysis for food products, Paints and varnishes, Meat, meat products and other animal produce, Raw materials for rubber and plastics, Products of the chemical industry, Leather technology, Crude petroleum, Mining and quarrying, Construction materials, Animal feeding stuffs, Natural gas, Road engineering, Bearings, Road vehicles in general, Powder metallurgy, Ceramics, Coals, Plastics, Optics and optical measurements, Technical product documentation, Farming and forestry, Pipeline components and pipelines, Semiconductor devices, Standardization. General rules, Farm buildings, structures and installations, Insulating materials, Wastes, Petroleum products in general, Kitchen equipment, Cereals, pulses and derived products, Fibre optic communications, Measurement of volume, mass, density, viscosity, Linear and angular measurements, Testing of metals, Paper and board, Particle size analysis. Sieving, Rubber and plastics products, Mechanical testing, Packaging materials and accessories, Optoelectronics. Laser equipment, Thermodynamics and temperature measurements, Medical equipment, Protection against fire, Interface and interconnection equipment, Telecommunication terminal equipment, Electrical engineering in general.

German Institute for Standardization, Several Methods of Testing Total Nitrogen

DIN EN 15750:2010-02 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version EN 15750:2009
DIN CEN/TS 15750:2008 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version CEN/TS 15750:2008
DIN 51732:2014 Testing of solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
DIN 51732:2007 Testing of solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
DIN 51732:2014-07 Testing of solid mineral fuels - Determination of total carbon, hydrogen and nitrogen - Instrumental methods
DIN EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version EN 15750:2009
DIN EN 13373:2020-03 Natural stone test methods - Determination of geometric characteristics on units; German version EN 13373:2020
DIN EN 13373:2020 Natural stone test methods - Determination of geometric characteristics on units
DIN EN 13373:2003 Natural stone test methods - Determination of geometric characteristics on units; German version EN 13373:2003
DIN 51639-1:2014-11 Testing of lubricants - Test methods - Part 1: Determination of total base number
DIN EN 15104:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods; German version EN 15104:2011
DIN EN ISO 9697:2020-12 Water quality - Gross beta activity - Test method using thick source (ISO 9697:2018); German version EN ISO 9697:2019
DIN EN ISO 9696:2018-04 Water quality - Gross alpha activity - Test method using thick source (ISO 9696:2017); German version EN ISO 9696:2017
DIN EN ISO 10704:2020-12 Water quality - Gross alpha and gross beta activity - Test method using thin source deposit (ISO 10704:2019); German version EN ISO 10704:2019
DIN ISO 14238:2011 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO/DIS 14238:2011)
DIN EN ISO 11704:2017-10 Water quality - Gross alpha and gross beta activity - Test method using liquid scintillation counting (ISO/DIS 11704:2017); German and English version prEN ISO 11704:2017 / Note: Date of issue 2017-09-01*Intended as replacement for DIN EN ISO 11704 (20...
DIN EN 1121:2000-09 Doors - Behaviour between two different climates - Test method; German version EN 1121:2000
DIN 51639-1:2014 Testing of lubricants - Test methods - Part 1: Determination of total base number
DIN EN ISO 9696:2018 Water quality - Gross alpha activity - Test method using thick source (ISO 9696:2017)
DIN EN ISO 13696:2022-11 Optics and photonics - Test method for total scattering by optical components (ISO 13696:2022); German version EN ISO 13696:2022
DIN EN ISO 14238:2014 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO 14238:2012); German version EN ISO 14238:2013
DIN EN ISO 11704:2017 Water quality - Gross alpha and gross beta activity - Test method using liquid scintillation counting (ISO/DIS 11704:2017); German and English version prEN ISO 11704:2017

RU-GOST R, Several Methods of Testing Total Nitrogen

GOST 10671.4-2016 Reagents. Methods for determination of total nitrogen impurity
GOST EN 15750-2016 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
GOST 26107-1984 Soils. Methods for determination of total nitrogen
GOST 32985-2014 Solid biofuels. Determination of carbon, hydrogen and nitrogen by instrumental methods
GOST R 54216-2010 Solid biofuels. Determination of total content of carbon, hydrogen and nitrogen by instrumental methods
GOST 30181.4-1994 Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers and nitrale fertilizers in ammonium and nitrate forms (Deward Method)
GOST 10671.4-1974 Reagents. Methods for determination of nitrogen compaunds impurity general content
GOST 30181.9-1994 Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers (distillation method using the chromium reduction of nitrate nitrogen and mineralization of organic nitrogen)
GOST ISO 14238-2014 Soil quality. Biological methods. Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
GOST 23327-1998 Milk and milk products. Determination of mass part of total nitrogen by Kjeldahl method and determination of mass part of protein
GOST 23327-1978 Milk. Methods for determination of the total protein content
GOST R 50837.6-1995 Residual fuel oils. Test for straight-run. Method for determination of total sediment
GOST 33360-2015 Residual fuel oils. Test for straight-run. Method for determination of total sediment
GOST 17444-1976 Reagents. Methods for determination of parent substance of organic nitrogen bearing compounds and salts of organic acids
GOST 28738-2016 Reagents. Methods for determination of total sulphur impurity in organic solvents
GOST R ISO 17234-2-2015 Leather. Chemical tests for the determination of certain azo colorants in dyed leathers. Part 2. Method for determination of 4-aminoazobenzene
GOST 28738-1990 Reagents. Methods for the determination of sulfur compounds in organic solvents
GOST 17444-2016 Reagents. Methods for determination of main substance of nitrogen containing organic compounds and salts of organic acids
GOST ISO 605-2013 Pulses. Determination of impurities, size, foreign, odours, insects, and species and variety. Test methods
GOST R 52074-2003 Bus serial interface of electronic modules system. Test-plan for interface modules, functioning as bus controller. General requirements for test methods
GOST R 52073-2003 Bus serial interface of electronic modules system. Test-plan of interface modules, functioning as bus monitor. General requirements for test methods

Danish Standards Foundation, Several Methods of Testing Total Nitrogen

DS/EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
DS/EN 13373:2003 Natural stone test methods - Determination of geometric characteristics on units
DS/ISO 29441:2010 Water quality - Determination of total nitrogen after UV digestion - Method using flow analysis (CFA and FIA) and spectrometric detection
DS/EN ISO 14880-4:2006 Optics and photonics - Microlens arrays - Part 4: Test methods for geometrical properties
DS/EN 60695-6-2:2012 Fire hazard testing - Part 6-2: Smoke obscuration - Summary and relevance of test methods

Lithuanian Standards Office , Several Methods of Testing Total Nitrogen

LST EN 15750-2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
LST EN 13373-2004 Natural stone test methods - Determination of geometric characteristics on units
LST 1402-2-1995/1K-2004 International rules for seed testing. Sampling, definitions, methods
LST 1402-2-1995 International rules for seed testing. Sampling, definitions, methods
LST ISO 605:2003 Pulses. Determination of impurities, size, foreign odours, insects, and species and variety. Test methods (idt ISO 605:1991)

AENOR, Several Methods of Testing Total Nitrogen

UNE-EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
UNE 34080:1974 ANALYSIS METHODS FOR CHOCOLATES. DETERMINATION OF TOTAL NITROGEN. (PROTEINS).
UNE 68097:1990 SOWING EQUIPMENT. SEED DRILLS FOR SOWING IN LINES. TEST METHODS
UNE-EN 13373:2003 Natural stone test methods - Determination of geometric characteristics on units
UNE 33106:1974 TEST METHODS OF ALCOHOLS FOR BEVERAGE MANUFACTURE. DETERMINATION OF TOTAL ACIDITY AND TOTAL EXTRACT.
UNE 33129:1982 TEST METHODS OF VINIC VINEGARS. DETERMINATION OF TOTAL SULPHUROUS ANHYDRIDE CONTENT.
UNE-EN 1121:2000 Doors - Behaviour between two different climates - Test methods
UNE-EN 16796-1:2017 Energy efficiency of Industrial trucks - Test methods - Part 1: General
UNE-EN 60695-8-2:2017 Fire hazard testing - Part 8-2: Heat release - Summary and relevance of test methods
UNE-EN 60695-6-2:2012 Fire hazard testing - Part 6-2: Smoke obscuration - Summary and relevance of test methods

GOSTR, Several Methods of Testing Total Nitrogen

GOST R 58596-2019 Soils. Methods for determination of total nitrogen

British Standards Institution (BSI), Several Methods of Testing Total Nitrogen

BS EN 15750:2010 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
BS EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
BS 7755-3.7:1995 Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl method
BS 5551-4.1.3:1986 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of total nitrogen content (titrimetric method after distillation)
BS DD CEN/TS 15750:2009 Fertilizers - Determination of different forms of nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
BS DD CEN/TS 15104:2006 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods
BS DD CEN/TS 15104:2005 Solid biofuels — Determination of total content of carbon, hydrogen and nitrogen — Instrumental methods
BS 4401-2:1980 Methods of test for meat and meat products. Determination of nitrogen content (reference method)
BS EN 13373:2003 Natural stone test methods - Determination of geometric characteristics on units
BS 4401-1:1998 Methods of test for meat and meat products. Determination of total ash
BS 1715-2.2:1989 Analysis of soaps. Quantitative test methods. Method for determination of total free alkali content
BS 4585-3:1998 Methods of test for spices and condiments. Determination of total ash
BS 3762-3.13:1983 Analysis of formulated detergents. Quantitative test methods. Method for determination of total boron content
18/30374175 DC BS EN 13373. Natural stone test methods. Determination of geometric characteristics on units
BS EN 13373:2020 Tracked Changes. Natural stone test methods. Determination of geometric characteristics on units
BS 3762-3.19:1983 Analysis of formulated detergents. Quantitative test methods. Method for determination of total phosphorus (V) oxide content
BS EN ISO 13696:2022 Optics and photonics. Test method for total scattering by optical components
BS 4317-4:1991 Methods of test for cereals and pulses. Determination of impurities, size, foreign odours, insects, and species and variety in pulses
BS 7164 Pt.21:1990 Chemical tests for raw and vulcanized rubber. Determination of nitrogen content
BS EN ISO 10704:2019 Tracked Changes. Water quality. Gross alpha and gross beta activity. Test method using thin source deposit
BS 3762-3.5:1986 Analysis of formulated detergents - Quantitative test methods - Methods for determination of total organic matter content
BS 3762-3.21:1986 Analysis of formulated detergents - Quantitative test methods - Method for determination of total silica content
BS EN ISO 11704:2018 Tracked Changes. Water quality. Gross alpha and gross beta activity. Test method using liquid scintillation counting
BS EN ISO 18589-6:2021 Measurement of radioactivity in the environment. Soil - Gross alpha and gross beta activities. Test method using gas-flow proportional counting
BS 3762-3.7:1986 Analysis of formulated detergents - Quantitative test methods - Method for determination of total non-ionic matter content
BS 3900-B16:1990 Methods of test for paints. Tests involving chemical examination of liquid paints and dried paint films. Determination of total mercury
BS ISO 22863-10:2021 Fireworks. Test methods for determination of specific chemical substances. Nitrogen content in nitrocellulose by iron(II) sulfate titration
BS 1016-102:2000 Methods for analysis and testing of coal and coke - Determination of total moisture of coke
BS EN ISO 9697:2019 Tracked Changes. Water quality. Gross beta activity. Test method using thick source

European Committee for Standardization (CEN), Several Methods of Testing Total Nitrogen

PD CEN/TS 15750:2008 Fertilizers - Determination of different forms of nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
CEN EN 13373-2003 Natural stone test methods Determination of geometric characteristics on units
EN 13373:2003 Natural stone test methods - Determination of geometric characteristics on units
EN 933-1:2012 Tests for geometrical properties of aggregates - Part 1: Determination of particle size distribution - Sieving method
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)

Indonesia Standards, Several Methods of Testing Total Nitrogen

SNI 19-1501-1989 Test methods for total nitrogen oxide in air
SNI 4146-2013
SNI ISO 1130:2010 Textile fibres-Some methods of sampling for testing
SNI 12-7181-2006 Test methods of total chromium content in leather by atomic absorption spectrophotometers (AAS)
SNI 2372.2-2011 Cara uji fisika - Bagian 2: Penentuan bobot tuntas pada produk perikanan
SNI 06-6858-2002 Test methods of total coli bacteria in water by membrane filters

Association Francaise de Normalisation, Several Methods of Testing Total Nitrogen

NF EN 15750:2010 Engrais - Détermination de la teneur en azote total des engrais ne contenant l'azote que sous forme nitrique, ammoniacale et uréique, selon deux méthodes différentes
NF U42-503*NF EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
NF B10-627:2004 Natural stone test methods - Determination of geometric characteristics on units.
NF EN ISO 180:2019 Méthodes d'essai pour pierres naturelles - Détermination des dimensions et autres caractéristiques géométriques
NF EN 13373:2020 Méthodes d'essai pour pierres naturelles - Détermination des dimensions et autres caractéristiques géométriques
NF X31-225*NF EN ISO 14238:2014 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
NF M60-816*NF EN ISO 9697:2019 Water quality - Gross beta activity - Test method using thick source
NF M60-815*NF EN ISO 9696:2017 Water quality - Gross alpha activity - Test method using thick source
NF M60-819*NF EN ISO 10704:2019 Water quality - Gross alpha and gross beta activity - Test method using thin source deposit
NF C26-210:1965 Testing methods for insulating materials. Measurement of total insulation resistance.
NF M60-820*NF EN ISO 11704:2018 Water quality - Gross alpha and gross beta activity - Test method using liquid scintillation counting
NF EN 1121:2000 Portes - Comportement entre deux climats différents - Méthode d'essai
NF EN ISO 14880-4:2006 Optique et phonotique - Réseau de microlentilles - Partie 4 : méthodes d'essai pour les propriétés géométriques
NF EN 16019:2014 Applications ferroviaires - Attelage automatique - Exigences concernant la performance, la géométrie des interfaces et les méthodes d'essai
NF EN 14617-16:2005 Pierre agglomérée - Méthodes d'essai - Partie 16 : détermination des dimensions, des caractéristiques géométriques et de l'aspect des carreaux modulaires
NF H96-501-1*NF EN 16796-1:2016 Energy efficiency of Industrial trucks - Test methods - Part 1 : general
NF C20-924-8-2*NF EN 60695-8-2:2017 Fire hazard testing - Part 8-2 : heat release - Summary and relevance of test methods
NF EN 15020:2022 Applications ferroviaires - Attelage de secours - Exigences concernant la performance, la géométrie des interfaces et les méthodes d'essai
NF ISO 605:1991 Légumineuses - Détermination des impuretés, des dimensions, des odeurs étrangères, des insectes et des espèces et variétés - Méthodes d'examen
NF C20-924-6-2*NF EN IEC 60695-6-2:2018 Fire hazard testing - Part 6-2 : smoke obscuration - Summary and relevance of test methods

American Society for Testing and Materials (ASTM), Several Methods of Testing Total Nitrogen

ASTM D3590-11 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D3590-02 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D3590-17 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D8001-16e1 Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
ASTM D8001-16 Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
ASTM E258-67(2002) Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
ASTM D2973-71(2004) Standard Test Method for Total Nitrogen in Peat Materials
ASTM D2973-10e1 Standard Test Method for Total Nitrogen in Peat Materials
ASTM D2973-71(1998) Standard Test Method for Total Nitrogen in Peat Materials
ASTM D2973-10 Standard Test Method for Total Nitrogen in Peat Materials
ASTM D2973-22 Standard Test Method for Total Nitrogen in Peat Materials
ASTM D2973-16 Standard Test Method for Total Nitrogen in Peat Materials
ASTM D3228-22 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D6556-00a Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-01a Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-01 Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM E258-67(1996)e1 Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
ASTM D6556-10 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-04 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
ASTM D8083-16 Standard Test Method for Total Nitrogen, and Total Kjeldahl Nitrogen (TKN) by Calculation, in Water by High Temperature Catalytic Combustion and Chemiluminescence Detection
ASTM D3590-02(2006) Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D3590-89(1994)e1 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D6556-07 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-17 Standard Test Method for Carbon Black&x2014;Total and External Surface Area by Nitrogen Adsorption
ASTM D8083-16(2023) Standard Test Method for Total Nitrogen, and Total Kjeldahl Nitrogen (TKN) by Calculation, in Water by High Temperature Catalytic Combustion and Chemiluminescence Detection
ASTM D1426-98 Standard Test Methods for Ammonia Nitrogen In Water
ASTM D3228-20 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D6556-02 Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-02a Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM D3228-19 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D3228-08(2019) Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM E258-07 Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
ASTM D6556-03 Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM D3228-96 Standard Test Method for Total Nitrogen In Lubricating Oils and Fuel Oils By Modified Kjeldahl Method
ASTM D3228-01 Standard Test Method for Total Nitrogen In Lubricating Oils and Fuel Oils By Modified Kjeldahl Method
ASTM D3228-05 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D322-97(2002)e1 Standard Test Method for Gasoline Diluent in Used Gasoline Engine Oils by Distillation
ASTM D3228-03 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D3228-08 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D322-97(2016) Standard Test Method for Gasoline Diluent in Used Gasoline Engine Oils by Distillation
ASTM D6556-09 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-21 Standard Test Method for Carbon Black—Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-14 Standard Test Method for Carbon Blackmdash;Total and External Surface Area by Nitrogen Adsorption
ASTM D1426-03 Standard Test Methods for Ammonia Nitrogen In Water
ASTM D3228-08(2014) Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D5176-91(2003) Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
ASTM D5176-91(1995) Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
ASTM D5176-08 Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
ASTM D5176-20 Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
ASTM D5176-08(2015) Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
ASTM E1651-94(2004) Standard Test Method for Total Luminous Reflectance Factor by Use of 30/t Integrating-Sphere Geometry (Withdrawn 2004)
ASTM D6556-16 Standard Test Method for Carbon Black&x2014;Total and External Surface Area by Nitrogen Adsorption
ASTM E1651-94(1999) Standard Test Method for Total Luminous Reflectance Factor by Use of 30/t Integrating-Sphere Geometry
ASTM D6556-19a Standard Test Method for Carbon Black—Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-19 Standard Test Method for Carbon Black—Total and External Surface Area by Nitrogen Adsorption
ASTM C1494-01 Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM D5475-93(1997) Standard Test Method for Nitrogen- and Phosphorus-Containing Pesticides in Water by Gas Chromatography with a Nitrogen-Phosphorus Detector
ASTM D3223-91 Standard Test Method for Total Mercury in Water
ASTM D3223-17 Standard Test Method for Total Mercury in Water
ASTM C1494-13(2018) Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM D6016-17(2023) Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
ASTM D3179-89(2002) Standard Test Methods for Nitrogen in the Analysis Sample of Coal and Coke
ASTM D3179-89(1997) Standard Test Methods for Nitrogen in the Analysis Sample of Coal and Coke
ASTM D3179-89(1997)e1 Standard Test Methods for Nitrogen in the Analysis Sample of Coal and Coke
ASTM D3179-02 Standard Test Methods for Nitrogen in the Analysis Sample of Coal and Coke
ASTM E3351-22 Standard Test Method for Detection of Nitric Oxide Production In Vitro
ASTM D3179-02e1 Standard Test Methods for Nitrogen in the Analysis Sample of Coal and Coke
ASTM D3744/D3744M-18 Standard Test Method for Aggregate Durability Index
ASTM E778-87(2004) Standard Test Methods for Nitrogen in the Analysis Sample of Refuse-Derived Fuel
ASTM E778-87(1996) Standard Test Methods for Nitrogen in the Analysis Sample of Refuse-Derived Fuel
ASTM D6016-06(2012) Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
ASTM D6016-17 Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
ASTM D4954-89(2003) Standard Test Method for Determination of Nitrilotriacetates in Detergents
ASTM D6016-96 Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
ASTM D6016-96(2001) Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
ASTM D6016-06 Standard Test Method for Determination of Nitrogen, Water Extractable in Leather
ASTM B966-10 Standard Test Method for Permeability of Powder Metallurgy (PM) Bearings Using Nitrogen Gas
ASTM D5353-95(2019) Standard Test Method for Determination of Total Desulfated Fatty Matter
ASTM E778-15(2021) Standard Test Methods for Nitrogen in Refuse-Derived Fuel Analysis Samples
ASTM B923-10 Standard Test Method for Metal Powder Skeletal Density by Helium or Nitrogen Pycnometry
ASTM D1608-98 Standard Test Method for Oxides of Nitrogen in Gaseous Combustion Products (Phenol-Disulfonic Acid Procedures)
ASTM D1608-98(2003) Standard Test Method for Oxides of Nitrogen in Gaseous Combustion Products (Phenol-Disulfonic Acid Procedures)
ASTM C1069-86(2004)e1 Standard Test Method for Specific Surface Area of Alumina or Quartz by Nitrogen Adsorption
ASTM D5865-02 Standard Test Method for Gross Calorific Value of Coal and Coke
ASTM D5865-04 Standard Test Method for Gross Calorific Value of Coal and Coke
ASTM D5865-10a Standard Test Method for Gross Calorific Value of Coal and Coke
ASTM D5865-98a Standard Test Method for Gross Calorific Value of Coal and Coke
ASTM D5865-10 Standard Test Method for Gross Calorific Value of Coal and Coke
ASTM D5865/D5865M-19 Standard Test Method for Gross Calorific Value of Coal and Coke
ASTM D5373-08 Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Laboratory Samples of Coal
ASTM D4954-89(2009) Standard Test Method for Determination of Nitrilotriacetates in Detergents
ASTM D1607-91(2018)e1 Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
ASTM E810-94(2000) Standard Test Method for Coefficient of Retroreflection of Retroreflective Sheeting Utilizing the Coplanar Geometry
ASTM E810-01 Standard Test Method for Coefficient of Retroreflection of Retroreflective Sheeting Utilizing the Coplanar Geometry
ASTM E810-03(2013) Standard Test Method for Coefficient of Retroreflection of Retroreflective Sheeting Utilizing the Coplanar Geometry
ASTM E810-03 Standard Test Method for Coefficient of Retroreflection of Retroreflective Sheeting Utilizing the Coplanar Geometry
ASTM E810-03(2008) Standard Test Method for Coefficient of Retroreflection of Retroreflective Sheeting Utilizing the Coplanar Geometry
ASTM E1348-02(2007) Standard Test Method for Transmittance and Color by Spectrophotometry Using Hemispherical Geometry
ASTM E1348-02 Standard Test Method for Transmittance and Color by Spectrophotometry Using Hemispherical Geometry
ASTM E810-20 Standard Test Method for Coefficient of Retroreflection of Retroreflective Sheeting Utilizing the Coplanar Geometry
ASTM B923-20 Standard Test Method for Metal Powder Skeletal Density by Helium or Nitrogen Pycnometry
ASTM B923-21 Standard Test Method for Metal Powder Skeletal Density by Helium or Nitrogen Pycnometry
ASTM F1398-93(2005) Standard Test Method for Determination of Total Hydrocarbon Contribution by Gas Distribution System Components
ASTM D2868-17 Standard Test Method for Nitrogen Content (Kjeldahl) and Hide Substance Content of Leather, Wet Blue and Wet White
ASTM E1331-96 Standard Test Method for Reflectance Factor and Color by Spectrophotometry Using Hemispherical Geometry
ASTM E1756-95 Standard Test Method for Determination of Total Solids in Biomass
ASTM D5468-02 Standard Test Method for Gross Calorific and Ash Value of Waste Materials
ASTM D6716-08(2020) Standard Test Method for Total Ash in Wet Blue or Wet White
ASTM D3444-00(2020) Standard Test Method for Total Acid Number of Trichlorotrifluoroethane
ASTM E1756-01 Standard Test Method for Determination of Total Solids in Biomass
ASTM D3444-00(2015) Standard Test Method for Total Acid Number of Trichlorotrifluoroethane
ASTM D5291-92 Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Petroleum Products and Lubricants
ASTM D5291-96 Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Petroleum Products and Lubricants
ASTM D5291-16 Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Petroleum Products and Lubricants
ASTM D5291-10(2015) Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Petroleum Products and Lubricants
ASTM D5291-09 Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Petroleum Products and Lubricants
ASTM E2036-01 Standard Test Method for Nitrogen Trichloride in Liquid Chlorine by High Performance Liquid Chromatography (HPLC)
ASTM E2036-99 Standard Test Method for Nitrogen Trichloride in Liquid Chlorine by High Performance Liquid Chromatography (HPLC)
ASTM C1069-09 Standard Test Method for Specific Surface Area of Alumina or Quartz by Nitrogen Adsorption
ASTM C1069-09(2022) Standard Test Method for Specific Surface Area of Alumina or Quartz by Nitrogen Adsorption
ASTM E1019-08 Standard Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel, Iron, Nickel, and Cobalt Alloys by Various Combustion and Fusion Techniques
ASTM D7675-22 Standard Test Method for Determination of Total Hydrocarbons in Hydrogen by FID-Based Total Hydrocarbon (THC) Analyzer
ASTM B923-02 Standard Test Method for Metal Powder Skeletal Density by Helium or Nitrogen Pycnometry
ASTM C566-97 Standard Test Method for Total Evaporable Moisture Content of Aggregate by Drying
ASTM C566-97(2004) Standard Test Method for Total Evaporable Moisture Content of Aggregate by Drying
ASTM C1069-86(1997)e1 Standard Test Method for Specific Surface Area of Alumina or Quartz by Nitrogen Adsorption
ASTM D1993-03(2013)e1 Standard Test Method for Precipitated Silica-Surface Area by Multipoint BET Nitrogen Adsorption
ASTM C1733-17a Standard Test Method for Distribution Coefficients of Inorganic Species by the Batch Method
ASTM E1348-22 Standard Test Method for Transmittance and Color by Spectrophotometry Using Hemispherical Geometry
ASTM D3608-95(2005) Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
ASTM D4839-94 Standard Test Method for Total Carbon and Organic Carbon in Water by Ultraviolet, or Persulfate Oxidation, or Both, and Infrared Detection
ASTM D4839-03 Standard Test Method for Total Carbon and Organic Carbon in Water by Ultraviolet, or Persulfate Oxidation, or Both, and Infrared Detection
ASTM D4222-03 Standard Test Method for Determination of Nitrogen Adsorption and Desorption Isotherms of Catalysts By Static Volumetric Measurements
ASTM D4222-98 Standard Test Method for Determination of Nitrogen Adsorption and Desorption Isotherms of Catalysts By Static Volumetric Measurements
ASTM D4359-90(2006) Standard Test Method for Determining Whether a Material Is a Liquid or a Solid
ASTM C1494-01(2007) Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM D5373-93(2002) Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Laboratory Samples of Coal and Coke
ASTM D5373-93(1997) Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Laboratory Samples of Coal and Coke
ASTM D5373-16 Standard Test Methods for Determination of Carbon, Hydrogen and Nitrogen in Analysis Samples of Coal and Carbon in Analysis Samples of Coal and Coke
ASTM C1494-13 Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM D5373-02 Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Laboratory Samples of Coal and Coke
ASTM D5373-02(2007) Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Laboratory Samples of Coal and Coke
ASTM E408-71(1996)e1 Standard Test Methods for Total Normal Emittance of Surfaces Using Inspection-Meter Techniques
ASTM E408-71(2002) Standard Test Methods for Total Normal Emittance of Surfaces Using Inspection-Meter Techniques
ASTM E2050-17 Standard Test Method for Determination of Total Carbon in Mold Powders by Combustion
ASTM D1607-91(2005) Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
ASTM E1019-00 Standard Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel and in Iron, Nickel, and Cobalt Alloys
ASTM E1019-18 Standard Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel and in Iron, Nickel, and Cobalt Alloys
ASTM D1993-91(1997) Standard Test Method for Precipitated Silica-Surface Area by Multipoint BET Nitrogen Adsorption
ASTM E2036-07 Standard Test Method for Nitrogen Trichloride in Liquid Chlorine by High Performance Liquid Chromatography (HPLC)
ASTM D1993-18 Standard Test Method for Precipitated Silica-Surface Area by Multipoint BET Nitrogen Adsorption
ASTM D5604-21 Standard Test Methods for Precipitated Silica—Surface Area by Single Point B.E.T. Nitrogen Adsorption
ASTM D1993-22 Standard Test Method for Precipitated Silica-Surface Area by Multipoint BET Nitrogen Adsorption
ASTM E775-87(2004) Standard Test Methods for Total Sulfur in the Analysis Sample of Refuse-Derived Fuel
ASTM D4655-95 Standard Test Methods for Sulfates in Leather (Total, Neutral, and Combined Acid)
ASTM D4655-95(2001) Standard Test Methods for Sulfates in Leather (Total, Neutral, and Combined Acid)
ASTM E1756-08(2020) Standard Test Method for Determination of Total Solids in Biomass
ASTM E1756-08(2015) Standard Test Method for Determination of Total Solids in Biomass
ASTM D4870-18 Standard Test Method for Determination of Total Sediment in Residual Fuels
ASTM D4655-95(2017) Standard Test Methods for Sulfates in Leather (Total, Neutral, and Combined Acid)
ASTM D4870-22 Standard Test Method for Determination of Total Sediment in Residual Fuels
ASTM E1756-08 Standard Test Method for Determination of Total Solids in Biomass
ASTM E408-13(2019) Standard Test Methods for Total Normal Emittance of Surfaces Using Inspection-Meter Techniques
ASTM D5291-21 Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Petroleum Products and Lubricants
ASTM D8247-19 Standard Test Method for Determination of Total Fluorine and Total Chlorine in Coal by Oxidative Pyrohydrolytic Combustion Followed by Ion Chromatography Detection
ASTM D5604-96(2012) Standard Test Methods for Precipitated Silicamdash;Surface Area by Single Point B.E.T. Nitrogen Adsorption
ASTM D4096-91(1997)e1 Standard Test Method for Determination of Total Suspended Particulate Matter in the Atmosphere (High-Volume Sampler Method)
ASTM E776-87(2004) Standard Test Method for Forms of Chlorine in Refuse-Derived Fuel
ASTM F2096-11 Standard Test Method for Detecting Gross Leaks in Packaging by Internal Pressurization (Bubble Test)
ASTM E1348-90 Standard Test Method for Transmittance and Color by Spectrophotometry Using Hemispherical Geometry
ASTM E1019-03 Standard Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel and in Iron, Nickel, and Cobalt Alloys
ASTM E1019-02 Standard Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel and in Iron, Nickel, and Cobalt Alloys
ASTM D5291-01 Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Petroleum Products and Lubricants
ASTM B923-02(2008) Standard Test Method for Metal Powder Skeletal Density by Helium or Nitrogen Pycnometry
ASTM B923-22 Standard Test Method for Metal Powder Skeletal Density by Helium or Nitrogen Pycnometry
ASTM B923-16 Standard Test Method for Metal Powder Skeletal Density by Helium or Nitrogen Pycnometry
ASTM D5291-10 Standard Test Methods for Instrumental Determination of Carbon, Hydrogen, and Nitrogen in Petroleum Products and Lubricants
ASTM E1349-06 Standard Test Method for Reflectance Factor and Color by Spectrophotometry Using Bidirectional (45:0 or 0:45) Geometry
ASTM D1993-03(2008) Standard Test Method for Precipitated Silica-Surface Area by Multipoint BET Nitrogen Adsorption
ASTM D5762-12 Standard Test Method for Nitrogen in Petroleum and Petroleum Products by Boat-Inlet Chemiluminescence
ASTM E639-78(1996)e1 Standard Test Method for Measuring Total-Radiance Temperature of Heated Surfaces Using a Radiation Pyrometer
ASTM E639-78(2002) Standard Test Method for Measuring Total-Radiance Temperature of Heated Surfaces Using a Radiation Pyrometer
ASTM D4870-07a Standard Test Method for Determination of Total Sediment in Residual Fuels
ASTM D4870-07 Standard Test Method for Determination of Total Sediment in Residual Fuels
ASTM D4870-99 Standard Test Method for Determination of Total Sediment in Residual Fuels
ASTM D4870-04 Standard Test Method for Determination of Total Sediment in Residual Fuels
ASTM D3943-21 Standard Test Method for Total Molybdenum in Fresh Alumina-Base Catalysts
ASTM F1223-20 Standard Test Method for Determination of Total Knee Replacement Constraint
ASTM D4870-09(2014) Standard Test Method for Determination of Total Sediment in Residual Fuels
ASTM D4870-09 Standard Test Method for Determination of Total Sediment in Residual Fuels
ASTM D4359-90(2012) Standard Test Method for Determining Whether a Material Is a Liquid or a Solid
ASTM D5530-94(1998) Standard Test Method for Total Moisture of Hazardous Waste Fuel by Karl Fischer Titrimetry
ASTM D5530-94(2003) Standard Test Method for Total Moisture of Hazardous Waste Fuel by Karl Fischer Titrimetry
ASTM D5530-94(2009) Standard Test Method for Total Moisture of Hazardous Waste Fuel by Karl Fischer Titrimetry
ASTM D5530-22 Standard Test Method for Total Moisture of Hazardous Waste Fuel by Karl Fischer Titrimetry
ASTM D4272-08 Standard Test Method for Total Energy Impact of Plastic Films By Dart Drop
ASTM D4272-08a Standard Test Method for Total Energy Impact of Plastic Films By Dart Drop
ASTM D4272-14 Standard Test Method for Total Energy Impact of Plastic Films By Dart Drop
ASTM D4272/D4272M-15 Standard Test Method for Total Energy Impact of Plastic Films by Dart Drop
ASTM E408-71(2008) Standard Test Methods for Total Normal Emittance of Surfaces Using Inspection-Meter Techniques
ASTM E408-13 Standard Test Methods for Total Normal Emittance of Surfaces Using Inspection-Meter Techniques
ASTM D7184-12 Standard Test Method for Ultra Low Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure Chemiluminescence Detection
ASTM D7184-13 Standard Test Method for Ultra Low Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure Chemiluminescence Detection
ASTM D4272-09 Standard Test Method for Total Energy Impact of Plastic Films By Dart Drop
ASTM D3608-95(2000)e1 Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
ASTM E2036-15 Standard Test Method for Nitrogen Trichloride in Liquid Chlorine by High Performance Liquid Chromatography (HPLC)
ASTM D3608-95(2011) Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
ASTM D3608-19 Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
ASTM E1331-04 Standard Test Method for Reflectance Factor and Color by Spectrophotometry Using Hemispherical Geometry
ASTM E1331-09 Standard Test Method for Reflectance Factor and Color by Spectrophotometry Using Hemispherical Geometry
ASTM E1348-15 Standard Test Method for Transmittance and Color by Spectrophotometry Using Hemispherical Geometry
ASTM D4129-05(2020) Standard Test Method for Total and Organic Carbon in Water by High Temperature Oxidation and by Coulometric Detection
ASTM D5376-93(2002) Standard Test Method for Rubber Chemicals8212;Determination of the Percent Nitrogen in Rubber Antioxidant : Polymerized TMQ
ASTM D5376-93(1998) Standard Test Method for Rubber Chemicals-Determination of the Percent Nitrogen in Rubber Antioxidant Polymerized TMQ
ASTM E775-15(2021) Standard Test Methods for Total Sulfur in the Analysis Sample of Refuse-Derived Fuel
ASTM D1072-06 Standard Test Method for Total Sulfur in Fuel Gases by Combustion and Barium Chloride Titration
ASTM D7183-16 Standard Test Method for Determination of Total Sulfur in Aromatic Hydrocarbons and Related Chemicals by Ultraviolet Fluorescence

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Several Methods of Testing Total Nitrogen

GB/T 609-1988 Chemical reagent--General method for the determination of total nitrogen
GB/T 609-2006 Chemical reagent General method for the determination of total nitrogen
GB/T 609-2018 Chemical reagent.General method for the determination of total nitrogen
GB/T 2441.1-2001 Determination of urea-Determination of total nitrogen content
GB/T 2441.1-2008 Determination of urea.Part 1:Total nitrogen content
GB/T 23772-2009 Inorganic chemicals for industrial use.General method for the determination of total nitrogen content.Nessler's reagent colorimetric method
GB/T 10209.1-2008 Determination of monoammonium phosphate and diammonium phosphate.Part 1:Total nitrogen content
GB/T 17767.1-2008 Determination of organic-inorganic compound fertilizers.Part 1:Total nitrogen content
GB/T 23952-2009 Inorganic chemicals for industrial use.General method for the determination of total nitrogen content.Distillation-acid-base titrations method
GB/T 11446.8-2013 Test method for total organic carbon in electronic grade water
GB/T 11446.8-1997 Test method for total organic carbon in electronic grade water
GB/T 30797-2014 The test method of food detergents.Determination of total arsenic
GB/T 16760-1997 Preparation of standard methods of measuring performance (SMMP) of consumer goods
GB/T 15972.20-2008 Specifications for optical fibre test methods.Part 20:Measurement methods and test procedures for dimensions.Fiber geometry
GB/T 15972.21-2008 Specifications for optical fibre test methods.Part 21:Measurement methods and test procedures for dimensions.Coating geometry
GB/T 11446.10-1997 Test method for total bacterial count in electronic grade water by membrane filters
GB/T 11446.10-2013 Test method for total bacterial count in electronic grade water by membrane filters

Professional Standard - Agriculture, Several Methods of Testing Total Nitrogen

GB 609-1988 General method for the determination of total nitrogen content of chemical reagents
GB 13025.10-1991 Determination of Ferrous Potassium Nitride General Test Method for Salt Industry

PH-BPS, Several Methods of Testing Total Nitrogen

PTS 98-1970 Standardization of the Method of Test for the Determination of Total Nitrogen Content.Devarda Method
PTS 86-1970 Method of Test for the Determination of Armoniacal Nitrogen
PTS 83-1970 Method of Test for the Determination of Nitrogen Content of Nitrate-Free Fertilizers

Hebei Provincial Standard of the People's Republic of China, Several Methods of Testing Total Nitrogen

DB13/T 1224-2010 Determination method of total nitrogen in organic chemical products

CZ-CSN, Several Methods of Testing Total Nitrogen

CSN 65 4836-1983 Minerál fertilizers Methode for determination of total nitrogen content
CSN 58 0703-7-1999 Testing methods of dehydrated products and seasonings - Part 7: Determinaton of total nitrogen
CSN 65 0176 Cast.7-1979 Testing methods for tarch. Determination of nitrogen
CSN 46 7092-24-1998 Testing methods for feeding stuffs - Part 24: Determination of the non-nitrogen extract substances
CSN 66 8102 Cast.17-1997
CSN 46 7092-29-1998 Testing methods for feeding stuffs - Part 29: Determination of amonia content in the fish meals
CSN 58 0703-8-1999 Testing methods of dehydrated products and seasonings - Part 8: Determination of ammoniacal nitrogen
CSN 48 1211-1997 Collection, Quality and Methods for Testing Forest Tree Seeds
CSN 46 7092-17-1998 Testing methods for feeding stuffs - Part 17: Determination of total sulphur content
CSN 46 7092-11-1998 Testing methods for feeding stuffs - Part 11: Determination of total phosphorus content
CSN 66 8102 Cast.28-1978 Smokeless powders. Methods of testing. Determination of nitrocellulose-nitrogen in double-base powders
CSN 46 7092-26-1998 Testing methods for feeding stuffs - Part 26: Determination of total carbonate content
CSN 68 1155-1994 Testing methods for surfactants and detergents. Determination of total phosphorus oxide content
CSN 68 1145-1994 Testing methods for surfactans and detergents. Analysis of soaps — Determination of total alkali content and total fatty atter content
CSN 20 0300 Cast.16-1984 Measurements of geometrical accuracy of machine tools. Measuring methods. Di-mensional stability of cylindrical test workpieces of the samé series
CSN 46 7092-19-1998 Testing methods for feeding stuffs - Part 19: Determination of free, binded and total acidity in water extract
CSN 68 1154-1994 Testing methods for surfactans and detergents. Determination of total silica content

International Organization for Standardization (ISO), Several Methods of Testing Total Nitrogen

ISO 1130:1975/Amd 1:1976 Textile fibres; Some methods of sampling for testing
ISO 1130:1975 Textile fibres; Some methods of sampling for testing
ISO/DIS 14880-4 Optics and photonics — Microlens arrays — Part 4: Test methods for geometrical properties
ISO 731-2:1977 Formic acid for industrial use; Methods of test; Part II : Determination of total acidity; Titrimetric method

Korean Agency for Technology and Standards (KATS), Several Methods of Testing Total Nitrogen

KS K ISO 1130:2007 Textile fibres－Some methods of sampling for testing
KS H ISO 1871-2013(2018) Agricultural food products ― General directions for the determination of nitrogen by the Kjeldahl method
KS I 3202-2007(2017) Testing methods for total organic carbon in highly purified water
KS K 0160-2019 Test method for total alkali content in wet processed textiles
KS H ISO 605-2009(2019) Pulses－Determination of impurities, size, foreign odours,insects, and species and variety－Test methods
KS M 3820-2016 General rules for testing methods of epoxide resins and hardeners
KS M 3829-2003(2018)
KS M 2418-2006(2021) Standard test method for instrumental determination of carbon, hydrogen, and nitrogen in petroleum products and lubricants
KS M 2418-2006(2016) Standard test method for instrumental determination of carbon, hydrogen, and nitrogen in petroleum products and lubricants
KS E 3077-2006 Testing method for hydraulic activity of limestone used to precipitated calcium carbonate

IN-BIS, Several Methods of Testing Total Nitrogen

YU-JUS, Several Methods of Testing Total Nitrogen

JUS H.G8.104-1984 Reagents. Potassium chloride. Determination of total nitrogen content. Colorimetric method
JUS H.G8.343-1988 Reagents. Zine chloride. Determination of total nitrogen content. Colorinetcic metbod
JUS H.G8.489-1991 Reagents. Potassium permanganate. Determination of total nitrogen content. Colorimetric method
JUS H.G8.514-1991 Reagents. Potassium hydroxide. Determination of total nitrogen content. Colorimetric method
JUS H.G8.298-1987 Reagents. Oxaiic acid dihydrate. Determination of total nitrogen content. Colorimetric metbod
JUS H.G8.158-1984 Reagents. Sodium carbonate anhydrous and sodium carbonate decahydrate. Determination of total ni-trogen contont. Colorimetric method

VN-TCVN, Several Methods of Testing Total Nitrogen

TCVN 3705-1990 Aquatic products.Method for the determination of total nitrogen and protein content
TCVN 6653-2000 Soil quality.Biological methods.Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
TCVN 6129-1996 Pulses.Determination of impurities, size, foreign odours, insects, and species and variety.Test methods

PT-IPQ, Several Methods of Testing Total Nitrogen

NP 1612-2002 Meat and meat products Determination of nitrogen content Reference method
NP 2621-1984

未注明发布机构, Several Methods of Testing Total Nitrogen

BS 4267-2:1988(1999) Ammonium nitrate — Part 2 : Method for determination of total nitrogen content
BS 812-112:1990(1998) Testing aggregates — Part 112 : Methods for determination of aggregate impact value (AIV)

Standard Association of Australia （SAA）, Several Methods of Testing Total Nitrogen

AS 2300.1.2.2:1988 Methods of chemical and physical testing for the dairying industry - General methods and principles - Determination of nitrogen - Nitrogen fractions from milk
AS 2300.1.2.2:2008 Methods of chemical and physical testing for the dairying industry Method 1.2.2: General methods and principles- Determination of nitrogen—Nitrogen fractions from milk
AS 1141.15:1999 Methods for sampling and testing aggregates - Flakiness index
AS/NZS 4695.2.10:1996 Fire hazard testing of electrotechnical products Part 2.10:Test methods - Glow-wire test methods - General
AS 2300.1.2.1:1991 Methods of chemical and physical testing for the dairying industry - General methods and principles - Determination of nitrogen - Reference Kjeldahl method
AS 1289.2.2.1:1998 Methods of testing soils for engineering purposes - Soil moisture content tests - Determination of the total suction of a soil - Standard method
AS/NZS 1301.455s:1993 Methods of test for pulp and paper - Colour measurement with a diff/0 degrees geometry tristimulus reflectometer
AS 1180.13B:1987 Methods of test for hose made from elastomeric materials - Determination of electrical resistance of hose assembly
AS 1289.2.2.1:1998(R2013)
AS 2300.1.1:2008

Association of German Mechanical Engineers, Several Methods of Testing Total Nitrogen

VDI 2456-2004 Stationary source emissions - Reference method for determination of the sum of nitrogen monoxide and nitrogen dioxide - Ion chromatography method

CU-NC, Several Methods of Testing Total Nitrogen

NC 26-124-1985 Drugs, Deterrnination of Nitrogen by Kjejdah!. Testing Method

Japanese Industrial Standards Committee (JISC), Several Methods of Testing Total Nitrogen

JIS K 0170-3:2011 Testing methods for water quality by flow analysis -- Part 3: Total nitrogen
JIS K 0170-3:2019 Testing methods for water quality by flow analysis -- Part 3: Total nitrogen
JIS K 7231:1986 General rules for testing methods of epoxide resins and hardeners
JIS A 1103:2003 Method of test for amount of material passing test sieve 75 mum in aggregates
JIS A 1103:2014 Method of test for amount of material passing test sieve 75 mum in aggregates
JIS A 1125:2001 Methods of test for total moisture content of aggregate and surface moisture in aggregate by drying

Professional Standard - Urban Construction, Several Methods of Testing Total Nitrogen

CJ 26.27-1991 Municipal sewage water quality inspection method standard Determination of total nitrogen Titration method after distillation

TN-INNORPI, Several Methods of Testing Total Nitrogen

NT AB 019-1970 Algemene beproevings-en verificatiemethoden

ES-UNE, Several Methods of Testing Total Nitrogen

UNE-EN 13373:2020 Natural stone test methods - Determination of geometric characteristics on units
UNE-EN ISO 9696:2018 Water quality - Gross alpha activity - Test method using thick source (ISO 9696:2017)
UNE-EN ISO 9697:2019 Water quality - Gross beta activity - Test method using thick source (ISO 9697:2018) (Endorsed by Asociación Española de Normalización in August of 2019.)
UNE-EN ISO 10704:2019 Water quality - Gross alpha and gross beta activity - Test method using thin source deposit (ISO 10704:2019) (Endorsed by Asociación Española de Normalización in May of 2019.)
UNE-EN ISO 11704:2018 Water quality - Gross alpha and gross beta activity - Test method using liquid scintillation counting (ISO 11704:2018) (Endorsed by Asociación Española de Normalización in February of 2019.)
UNE-EN ISO 13696:2022 Optics and photonics - Test method for total scattering by optical components (ISO 13696:2022) (Endorsed by Asociación Española de Normalización in July of 2022.)

Military Standard of the People's Republic of China-General Armament Department, Several Methods of Testing Total Nitrogen

GJB 533.5-1988 Detection method for 45 components of submarine cabin air. Determination of nitrogen oxide content. Calibration tube method
GJB 533.22-1988 Detection method for 45 components of submarine cabin air. Determination of hydrogen, oxygen, nitrogen and methane content by gas chromatography.
GJB 533.23-1988 Detection method for 45 components of submarine cabin air. Determination of total hydrocarbon content by gas chromatography.

ES-AENOR, Several Methods of Testing Total Nitrogen

Professional Standard - Commodity Inspection, Several Methods of Testing Total Nitrogen

SN/T 2115-2008 Determination of the hotel nitrogen content and calculation of the crude protein content in food and feed for import and export.Combustion according to the Dumas principle

Professional Standard - Non-ferrous Metal, Several Methods of Testing Total Nitrogen

YS/T 587.15-2023 Calcined coke for prebaked blocks— Part 15: Determination of total carbon,hydrogen and nitrogen contents
YS/T 575.14-2007 Methods for chemical analysis of bauxite.Part 14:Determination the total content of rare earth oxide.Tribromo-arsenazo photometric method

Group Standards of the People's Republic of China, Several Methods of Testing Total Nitrogen

T/GRM 049-2022 Determination of Mercury in Crude Oil
T/GRM 046-2022 Determination of Mercury in Gas Field Water
T/CASAS 031-2023 est method of Sub-6GHz GaN power amplifier for 5G base station application
T/CBMF 72-2019 Test method for air-purification performance of photocatalytic materials and products Removal of nitric oxides

BELST, Several Methods of Testing Total Nitrogen

STB 1457-2004 Windows, doors and gates. Test methods of measurements geometrical characteristics

CEN - European Committee for Standardization, Several Methods of Testing Total Nitrogen

PREN 13373-2018 Natural stone test methods - Determination of geometric characteristics on units
EN ISO 8968-4:2001 Milk - Determination of Nitrogen Content - Part 4: Determination of Non-Protein Nitrogen Content

PL-PKN, Several Methods of Testing Total Nitrogen

PN A79528-17-1993 Spirit (ethyl alcohol). Methods of tests. Determination of voltile nitrogen basen content
PN Z04092 Arkusz 01-1974 Air purity protectlon Tests tor nitric acid and nitrogen oxides Determination of nitric acid and total amount of nitric acid and nitrogen oxides in the work station by the colorimetric method with phenoldisulphonic acid
PN C89085-22-1988 Epoxy resins Methods of testing Determination of total volume shrinkage
PN C82055-20-1992 Test methods of pressed carbon products Determination of total sulphur content
PN C89085-17-1986 Epoxy resins Methods of testing Determination of total chlorine and bromine content

BR-ABNT, Several Methods of Testing Total Nitrogen

ABNT NBR 9939-2011 Coarse aggregate - Determination of total moisture - Test method

Malaysia Standards, Several Methods of Testing Total Nitrogen

The American Road & Transportation Builders Association, Several Methods of Testing Total Nitrogen

AASHTO T 255-2000 Standard Method of Test for Total Evaporable Moisture Content of Aggregate by Drying
AASHTO T 307-1999 Standard Method of Test for Determining the Resilient Modulus of Soils and Aggregate Materials

CENELEC - European Committee for Electrotechnical Standardization, Several Methods of Testing Total Nitrogen

HD 490.1-1987 Methods of Test Winding Wires Part 1: General
EN IEC 60695-6-2:2018 Fire hazard testing - Part 6-2: Smoke obscuration - Summary and relevance of test methods

ETSI - European Telecommunications Standards Institute, Several Methods of Testing Total Nitrogen

ES 202 553-2007 Methods for Testing and Specification (MTS); TPLan: A notation for expressing Test Purposes (V1.1.1)
ES 202 553-2008 Methods for Testing and Specification (MTS); TPLan: A notation for expressing Test Purposes (V1.1.1)
ES 202 553-2009 Methods for Testing and Specification (MTS); TPLan: A notation for expressing Test Purposes (V1.2.1)

Professional Standard - Light Industry, Several Methods of Testing Total Nitrogen

QB/T 2623.3-2003 Test methods of soaps Determination of total alkali content and total fatty matter content in soaps
QB/T 2623.2-2003 Test methods of soaps Determination of free alkali content in soaps

SA-SASO, Several Methods of Testing Total Nitrogen

SASO SSA 372-1983 METHODS OF TEST FOR BREAD PREPARED FROM THE VARIOUS KINDS OF WHEAT FLOUR

American National Standards Institute （ANSI), Several Methods of Testing Total Nitrogen

ANSI/ASTM F2861:2010 TEST METHOD FOR ENHANCED PERFORMANCE OF COMBINATION OVEN IN VARIOUS MODES1

工业和信息化部, Several Methods of Testing Total Nitrogen

HG/T 6105-2022 Test method for hygroscopicity (moisture) of flame retardant chemicals phosphorus and nitrogen based flame retardant chemicals
QB/T 2623.9-2020 Soap test methods Determination of total active substance content in soap
QB/T 2623.2-2020 Soap test methods Determination of total free alkali content in soap

RO-ASRO, Several Methods of Testing Total Nitrogen

STAS 12326/2-1985 STORAGE OSCILLOSCOPES General requirements and particular test methods

国家市场监督管理总局、中国国家标准化管理委员会, Several Methods of Testing Total Nitrogen

GB/T 15972.20-2021 Specifications for optical fibre test methods—Part 20: Measurement methods and test procedures for dimensions—Fibre geometry
GB/T 39716-2020 Test method for air-purification performance of photocatalytic materials and products—Removal of nitric oxide

Professional Standard - Geology, Several Methods of Testing Total Nitrogen

DZ/T 0064.57-2021 Analytical Methods of Groundwater Quality Part 57: Determination of Ammonia Nitrogen by Nessler's Reagent Spectrophotometry

BE-NBN, Several Methods of Testing Total Nitrogen

NBN-EN 60945 ADD 1-1994
NBN X 03-009-1988 Precision of tests methods - Détermination of repeatabi1ity and reproductibi1ity for a standard test method by inter-laboratory tests

GM Global, Several Methods of Testing Total Nitrogen

GMW 16037-2012 Test Method to Quantify Cleanliness of Powertrain Components Issue 2; English

European Committee for Electrotechnical Standardization（CENELEC）, Several Methods of Testing Total Nitrogen

EN 60695-8-2:2017 Fire hazard testing - Part 8-2: Heat release - Summary and relevance of test methods

Society of Automotive Engineers (SAE), Several Methods of Testing Total Nitrogen

SAE ARP715-1963 A MEANS OF TESTING TURBOJET ENGINE STARTER PERFORMANCE

Professional Standard - Post and Telecommunication, Several Methods of Testing Total Nitrogen

YD/T 1362-2005 Testing methods of the supplementary specification 1 to Store Program Control (SPC)