Standard method for the determination of total nitrogen

Standard method for the determination of total nitrogen, Total:116 items.

The international standard classification for "Standard method for the determination of total nitrogen" includes: Chemical reagents , Fertilizers .

The Chinese standard classification for "Standard method for the determination of total nitrogen" includes: Chemical reagent in general , Chemical fertilizer and chemical soil conditioner , Basic standards and general methods on chemical fertilizers , Tobacco .

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

GB/T 609-2018(XG1-2024) Chemical Reagents General Method for Determination of Total Nitrogen
GB/T 8572-2001 Determination of total nitrogen content for compound fertilizers--Titrimetric method after distillation
GB/T 17767.1-1999 Determination of total nitrogen content for organic-inorganic compound fertilizers
GB 609-1988 General method for the determination of total nitrogen content of chemical reagents
GB/T 2441.1-2008 Determination of urea - Part 1: Total nitrogen content
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 609-2006 Chemical Reagent - General Method for the Determination of Total Nitrogen
GB/T 8572-2010 Determination of total nitrogen content for compound fertilizers titrimetric method after distillation
GB/T 609-1988 Chemical reagent-General method for the determination of total nitrogen

Hebei Provincial Standard of the People's Republic of China

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

Jilin Provincial Standard of the People's Republic of China

DB22/T 1932-2013 Determination method of total nitrogen content in peat (Kjeldahl method)

Professional Standard - Urban Construction

CJ 26.25-1991 Determination of Standard Ammonia Nitrogen in Municipal Sewage Water Quality Inspection Method
CJ 26.27-1991 Municipal sewage water quality inspection method standard Determination of total nitrogen Titration method after distillation

Professional Standard - Tobacco

YC/T 33-1996 Tobacco and tobacco products -- Determination of total nitrogen -- Kendal method

Henan Provincial Standard of the People's Republic of China

DB41/T 1704-2018 Determination of total nitrogen content in compound fertilizers Dumas combustion method

Group Standards of the People's Republic of China

T/CMA 031-2021 Calibration method for basic nitrogen meters
T/NAIA 044-2021 Urine Total Nitrogen Determination in Livestock Kjeldahl Method
T/QAS 071-2021 Determination of total nitrogen in brine Kjeldahl method

Professional Standard - Commodity Inspection

SN/T 0541.5-2009 Inspecting method of import and export standard rubber - Determination of nitrogen content

American Society for Testing and Materials (ASTM)

ASTM D3590-02 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D3590-17(2025) Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D3590-11 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D3590-17 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D1013-93(1998) Standard Test Method for Determining Total Nitrogen in Resins and Plastics
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 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(2024) Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
ASTM D3228-22 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM E258-67(2002) 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 E258-67(1996)e1 Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
ASTM D6556-04 Standard Test Method for Carbon Black-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 D6556-00a Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM D6556-17 Standard Test Method for Carbon Black&x2014Total 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 D2973-71(1998) Standard Test Method for Total Nitrogen in Peat Materials
ASTM D2973-71(2004) Standard Test Method for Total Nitrogen in Peat Materials
ASTM D2973-22 Standard Test Method for Total Nitrogen in Peat Materials
ASTM D6556-07 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
ASTM E147-61(2017) Standard Specification for Apparatus for Microdetermination of Nitrogen by Kjeldahl Method
ASTM D2973-10 Standard Test Method for Total Nitrogen in Peat Materials
ASTM D2973-16 Standard Test Method for Total Nitrogen in Peat Materials
ASTM D2973-10e1 Standard Test Method for Total Nitrogen in Peat Materials
ASTM D6556-03 Standard Test Method for Carbon Black8212;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 D8083-24 Standard Test Method for Total Nitrogen, and Total Kjeldahl Nitrogen (TKN) by Calculation, in Water by High Temperature Catalytic Combustion and Chemiluminescence Detection
ASTM D2973-23 Standard Test Method for Total Nitrogen in Peat Materials
ASTM D6556-02 Standard Test Method for Carbon Black8212;Total and External Surface Area by Nitrogen Adsorption
ASTM D3228-08(2019) Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D3228-19 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D6556-02a Standard Test Method for Carbon Black8212;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 D6556-21 Standard Test Method for Carbon Black—Total and External Surface Area by Nitrogen Adsorption
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 D3590-89(1994)e1 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D3590-02(2006) Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D3228-20 Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
ASTM D6556-09 Standard Test Method for Carbon Black-Total and External Surface Area by Nitrogen Adsorption
ASTM D3228-01 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 D3228-96 Standard Test Method for Total Nitrogen In Lubricating Oils and Fuel Oils By Modified Kjeldahl Method
ASTM D5176-91(1995) Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
ASTM D5176-91(2003) 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 D3228-05 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 D6556-16 Standard Test Method for Carbon Black&x2014Total and External Surface Area by Nitrogen Adsorption
ASTM D5176-08(2015) Standard Test Method for Total Chemically Bound Nitrogen in Water by Pyrolysis and Chemiluminescence Detection
ASTM D3228-08(2014) Standard Test Method for Total Nitrogen in Lubricating Oils and Fuel Oils by Modified Kjeldahl Method
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 D5475-93(1997) Standard Test Method for Nitrogen- and Phosphorus-Containing Pesticides in Water by Gas Chromatography with a Nitrogen-Phosphorus Detector
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 D1426-03 Standard Test Methods for Ammonia Nitrogen In Water

Gosstandart of Russia

GOST R 58596-2019 Soils. Methods for determination of total nitrogen
GOST 10671.4-2016 Reagents. Methods for determination of total nitrogen impurity
GOST 26715-1985 Organic fertilizers. Methods for determination of total nitrogen

Indonesia Standards

SNI 4146-2013 Method for determination of total nitrogen content in sediment by Kjeldahl titration method

British Standards Institution (BSI)

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 15750:2008 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
BS 4267-2:1988 Ammonium nitrate - Method for determination of total nitrogen content
BS 4267-2:1988(1999) Ammonium nitrate — Part 2 : Method for determination of total nitrogen content

Standard Association of Australia （SAA）

AS 1871.11:1976 List of methods for examination of waters Nitrogen (total Kjeldahl incl. ammoniacal)

Association Francaise de Normalisation

NF V04-211:1971 MILK. DETERMINATION OF TOTAL NITROGEN CONTENT. (KJELDAHL METHOD).
NF A06-555:2010 Steel - Determination of nitrogen content - Spectrophotometric method.

PL-PKN

PN C04576 ArkusZ12-1973 Water and waste water Tests for nitrogenDetermination of total nitrogen of Kjeldahl

VN-TCVN

TCVN 6498-1999 Soil quality.Determination of total nitrogen.Modifierd Kejldahl method
TCVN 3705-1990 Aquatic products.Method for the determination of total nitrogen and protein content

Standards Norway

NS-EN 15750:2009 Fertilizers — Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
SN-CEN/TS 15750:2008 Fertilizers — Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

CZ-CSN

CSN 65 4836-1983 Minerál fertilizers Methode for determination of total nitrogen content

Association of Official Analytical Chemists (AOAC)

AOAC 991.20 AOAC Official Method 991.20 Nitrogen (Total) in Milk Kjeldahl Methods

Danish Standards Foundation

DANSK DS/EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

Swedish Institute for Standards

SS-ISO 11261:1996 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
SS-EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

Spanish Association for Standardization (UNE)

AENOR 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 77318:2001 Soil quality. Determination of total nitrogen. Modified Kjeldahl method.
UNE-EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

Korean Agency for Technology and Standards (KATS)

KS I ISO 11261-2008(2021) Soil quality－Determination of total nitrogen－Modified Kjeldahl method
KS I ISO 11261-2008(2018) Soil quality－Determination of total nitrogen－Modified Kjeldahl method
KS H ISO 1871-2013(2018) Agricultural food products ― General directions for the determination of nitrogen by the Kjeldahl method
KS I ISO 11261:2008 Soil quality-Determination of total nitrogen-Modified Kjeldahl method

Magyar Szabványügyi Testület

MNOSZ 448-27.lap-1955 Determination of total nitrogen water

German Institute for Standardization

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 EN 15750 E:2009 Draft Document - Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version prEN 15750:2009

PH-BPS

PTS 98-1970 Standardization of the Method of Test for the Determination of Total Nitrogen Content.Devarda Method

IN-BIS

IS 5194-1969 Determination method of nitrogen-Kjeldahl method

International Organization for Standardization (ISO)

ISO 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method

Ente Nazionale Italiano di Unificazione

UNI EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
UNI CEN/TS 15478:2006 Fertilizers - Determination of total nitrogen in urea

YU-JUS

JUS H.B8.288-1983 Fertilizers. Determination of content total-nitrogen. Volumetric method

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