total nitrogen in food

total nitrogen in food, Total:244 items.

The international standard classification for "total nitrogen in food" includes: Food microbiology , General methods of tests and analysis for food products , food products in general , Inorganic chemicals in general , Fertilizers , Vegetables and derived products .

The Chinese standard classification for "total nitrogen in food" includes: Food sanitation , Basic standards and general methods , Hygiene, safety and labor protection , Inorganic chemicals in general , Basic standards and general methods on chemical fertilizers , Vegetable processing and products , Economic forest and byproduct , Tobacco .

Professional Standard - Commodity Inspection

SN/T 3847-2014 Determination of benzodiazepines in foods for export - Liquid chromatogram-Mass spectrum or mass-spectrography
SN/T 1897-2007 Aerobic plate count in foods - Petrifilm TM aerobic count plate method
SN/T 0168-2015 The aerobic plate counts in foods for import and export
SN/T 3097-2012 Determination of total nitrogen in fertilizers-Combustion
SN/T 2115-2008 Determination of the total nitrogen content and calculation of the crude protein content in food and feed for import and export - Combustion according to the Dumas principle
SN/T 3878-2014 Food contact material - High polymer material - Determinatin of azodicarbonamide in food simulant - High performance liquid chromatography

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

SN/T 4592-2016 Determination of total flavonoids in export food
GB/T 17767.1-1999 Determination of total nitrogen content for organic-inorganic compound fertilizers
GB/T 12456-1990 Method for determination of total acid in foods
GB/T 15672-2009 Determination of total saccharide in edible mushroom
GB 1886.350-2021/XG1-2025 GB 1886.350-2021 "National Food Safety Standard Food Additive Nitrous Oxide" Amendment No. 1
GB 14883.1-2016 National Food Safety Standard - General rules for the examination of radioactive substances in foods
GB/T 5009.11-1996 Method for determination of total arsenic in food
GB/T 5009.17-1996 Method for determination of total mercury in foods
GB 12456-2021 National food safety standard - Determination of total acid in foods
GB 31658.18-2022 National food safety standard— Determination of diminazene residue in animal derived food by high performance liquid chromatography method
GB 8572-1988 Determination of total nitrogen content in compound fertilizer
GB/T 42955-2023 Determination of total nitrogen content for fertilizers—Dumas combustion method
GB 29709-2013 National Food Safety Standard - Determination of Azaperone and its Metabolite in Animal Food - High Performance Liquid Chromatography
SN/T 4677-2016 Determination of azodicarbonamide in foods for export―HPLC method
GB/T 5009.17-2003 Determination of Total Mercury and Organic-mercury in Foods
GB 29202-2012 National Food Safety Standard - Food Additive - Nitrogen
GB 4789.1-2010 Food Microbiological Examination: General Guidelines
GB 28309-2012 National Food Safety Standard - Food Additive - Acid Red (Azorubine)
GB/T 12456-2008 Determination of total acid in foods
GB 29202-2012(XG1-2016) National Food Safety Standard Food Additive Nitrogen Amendment No. 1
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 5009.11-2003 Determination of total arsenic and abio-arsenic in food
GB 14883.1-1994 Examination of radioactive materials for foods- General principle
GB 5009.11-2024 National food safety standard-Determination of total arsenic and inorganic arsenic contents in food
GB 12456-2021/XG1-2025 GB 12456-2021 "National Food Safety Standard Determination of Total Acidity in Foods" Amendment No. 1

National Health Commission of the People's Republic of China

GB 5009.11-2014 National Food Safety Standard-Determination of total arsenic and abio-arsenic in food
GB 5009.228-2016 National Food Safety Standard - Determination of Volatile Basic Nitrogen in Food
GB 4789.1-2016 National Food Safety Standard—Food Microbiological Examination—General
GB 5009.17-2021 Determination of Total Mercury and Organic-mercury in Foods
GB 1886.108-2015 National Food Safety Standard — Food Additives — Azodicarbonamide
GB 5009.283-2021 National food safety standard - Determination of azodicarbonamide in foods
GB 5009.235-2016 National Food Safety Standard - Determination of amino acid nitrogen in food
GB 1886.350-2021 National food safety standard - Food additive - Nitrous oxide
GB 5009.17-2014 National Food Safety Standard-Determination of total mercury and organic-mercury in food

Group Standards of the People's Republic of China

T/GDFDTAEC 05-2022 Determination of total flavonoids in propolis health food by Spectrophotometry
T/NAIA 044-2021 Urine Total Nitrogen Determination in Livestock Kjeldahl Method
T/GXAS 477-2023 Determination of total nitrogen content in sugarcane juice —sulphuric acid titrimetric method
T/CITS 0004-2021 Fast determination of total mercury in food—Direct mercury analyzer
T/CCGA 50001-2021 Food grade nitrogen
T/GDFDTAEC 06-2022 Determination of total triterpenoids in Ganoderma lucidum health food by Spectrophoto
T/SSFS 0008-2023 Rapid determination of aerobic plate count in food — Dry rehydratable film method
T/CGCC 58-2021 Rapid determination of aerobic plate count in food—Dry rehydratable film method
T/GDFDTAEC 03-2022 Determination of total ginsenosides in health food by Spectrophotometry
T/QAS 071-2021 Determination of total nitrogen in brine Kjeldahl method

Professional Standard - Agriculture

T/CCGA 50001-2019 Food grade nitrogen
卫计委公告无公告号 List of non-edible substances and easily abused food additives that may be added illegally in food (summary of batches 1-5)

Hebei Provincial Standard of the People's Republic of China

DB13/T 430-1999 Determination of total ginsenosides in health food
DB13/T 385-1998 Determination of total flavonoids (rutin) in food
DB13/T 1224-2010 Determination method of total nitrogen in organic chemical products

未注明发布机构

GB 1886.350-2021(XG1-2025) National Food Safety Standard Food Additive Nitrous Oxide

Professional Standard - Forestry

LY/T 1684-2007 General principles of forest food

Taiwan Provincial Standard of the People's Republic of China

CNS 967-1996 Method of Test for Canned Food-General Rules
CNS 13312-1993 Method of Test for Pesticide Residues in Foods - Test of Dicloran, an Organonitrogen Pesticide
CNS 2574-1975 Glass Containers for Food (General)
CNS 13313-1993 Method of Test for Pesticide Residues in Foods - Test of Dithianon, an Organonitrogen Pesticide

Jilin Provincial Standard of the People's Republic of China

DB22/T 1668-2012 Spectrophotometric Determination of Total Ginsenosides in Ginseng Food

Jiangxi Provincial Standard of the People's Republic of China

DB36/T 1857-2023 Campus Food Safety Director (Food Safety Officer) Training Management Standards

National Metrological Verification Regulations of the People's Republic of China

JJG 1094-2013 Water Quality On-line Analyzers of Total Phosphorus and Total Nitrogen

Professional Standard - Tobacco

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

Magyar Szabványügyi Testület

MSZ 3612/8.lap-1961 Detection of nitrogen content in canned food tomato products
MNOSZ 448-27.lap-1955 Determination of total nitrogen water

Korean Agency for Technology and Standards (KATS)

KS H ISO 1871-2013(2018) Agricultural food products ― General directions for the determination of nitrogen by the Kjeldahl method
KS H ISO 1871-2023 Agricultural food products ― General directions for the determination of nitrogen by the Kjeldahl method
KS I ISO 14255-2023 Soil quality－Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant

Ente Nazionale Italiano di Unificazione

UNI CEN/TS 15478:2006 Fertilizers - Determination of total nitrogen in urea
UNI EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
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 EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
UNI CEN/TS 15560:2007 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
UNI CEN/TS 15750:2008 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
UNI CEN/TS 15561:2007 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
UNI CEN/TS 15604:2008 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
UNI CEN/TS 13130-12:2006 Materials and articles in contact with foodstuffs - Plastics substances subject to limitation - Part 12: Determination of 1,3- benzenedimethanamine in food simulants
UNI EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
UNI EN 15560:2023 Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
UNI 10274:1993 Durum and soft wheat, semolina, wheat flour and pasta. Determination of nitrogen content. Reference method.

IN-BIS

IS 11062-1984 Methods for estimating total dietary fiber in foods
IS 6120-1971 Test method for total dye content in food colorants

Association of Official Analytical Chemists (AOAC)

AOAC Official Method 2001.14 Determination of total nitrogen in cheese
AOAC 991.20 AOAC Official Method 991.20 Nitrogen (Total) in Milk Kjeldahl Methods
AOAC 962.16 AOAC Official Method 962.16 Sulfurous Acid (Total) in Food Modified Monier-Williams Method

Association Francaise de Normalisation

NF U42-147*NF EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrate
NF EN ISO 16634-2:2016 Food products - Determination of total nitrogen content by combustion according to the Dumas principle and calculation of crude protein content - Part 2: cereals, legumes and milling cereal products
NF EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
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 EN 13806-3:2025 Foodstuffs - Determination of trace elements - Part 3: Determination of total mercury in foodstuffs with atomic absorption directly from the foodstuff (elemental mercury analysis)
NF U42-416*NF EN 15478:2009 Fertilizers - Determination of total nitrogen in urea.
NF V03-032:2024 Foodstuffs - Determination of the nitrogen content by the Kjeldahl method and calculation of the protein content
NF EN 15561:2009 Fertilizers - Determination of total nitrogen in nitrated calcium cyanamide
NF ISO 1871:2009 Food and feed products - General guidelines for the determination of nitrogen using the Kjeldahl method
NF EN 15560:2023 Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
NF EN 15560:2009 Fertilizers - Determination of total nitrogen in nitrate-free calcium cyanamide
NF V04-211:1971 MILK. DETERMINATION OF TOTAL NITROGEN CONTENT. (KJELDAHL METHOD).
NF V03-426:2024 Foodstuffs - Determination of total fat content

GCC Standardization Organization

BH GSO ISO 1871:2024 Food and feed products — General guidelines for the determination of nitrogen by the Kjeldahl method
GSO ISO 1871:2008 Agricultural food products — General directions for the determination of nitrogen by the Kjeldahl method
GSO ISO 14255:2013 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant

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 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 D2973-16 Standard Test Method for Total Nitrogen in Peat Materials
ASTM D2973-10e1 Standard Test Method for Total Nitrogen in Peat Materials
ASTM D2973-10 Standard Test Method for Total Nitrogen in Peat Materials
ASTM D2973-23 Standard Test Method for Total Nitrogen in Peat Materials
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 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 D1013-93(1998) Standard Test Method for Determining Total Nitrogen in Resins and Plastics
ASTM RR-D19-1194 2016 D8083-Test Method for Total Nitrogen, and Total Kjeldahl Nitrogen (TKN) by Calculation, in Water by High Temperature Catalytic Combustion and Chemiluminescence Detection

Danish Standards Foundation

DANSK DS/EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
DS/EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
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
DANSK DS/ISO 1871:2009 Food and feed products - General guidelines for the determination of nitrogen by the Kjeldahl method
DS/ISO 1871:2009 Food and feed products - General guidelines for the determination of nitrogen by the Kjeldahl method
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 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
DS/EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
DANSK DS/EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
DANSK DS/ISO 15604:2020 Fertilizers – Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
DS/EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
DANSK DS/EN 15561:2009 Fertilizers – Determination of total nitrogen in calcium cyanamide containing nitrates

Swedish Institute for Standards

SS-EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
SS-EN 13806-3:2025 Foodstuffs — Determination of trace elements — Part 3: Determination of total mercury in foodstuffs with atomic absorption directly from the foodstuff (elemental mercury analysis)
SS 28133:1991 Determination of the sum of the nitrite and nitrate nitrogen content of water
SS-EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
SS-EN 15560:2023 Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
SS-EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen

Standards Norway

SN-CEN/TS 15478:2006 Fertilizers — Determination of total nitrogen in urea
NS-EN 15478:2009 Fertilizers — Determination of total nitrogen in urea
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
SN-CEN/TS 15560:2007 Fertilizers — Determination of total nitrogen in calcium cyanamide nitrate free
NS-EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
NS 4865:1983 Air quality — Determination of the sum of nitrite- and nitrate-nitrogen in precipitation
SN-CEN/TS 15604:2007 Fertilizers — Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
NS-EN 15560:2023 Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
NS-EN 15604:2009 Fertilizers — Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
SN-CEN/TS 15561:2007 Fertilizers — Determination of total nitrogen in calcium cyanamide containing nitrates

British Standards Institution (BSI)

PD CEN/TS 15478:2006 Fertilizers - Determination of total nitrogen in urea
BS EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
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 EN 13806-3:2025 Foodstuffs. Determination of trace elements - Determination of total mercury in foodstuffs with atomic absorption directly from the foodstuff (elemental mercury analysis)
23/30472844 DC BS EN 13806-3. Foodstuffs. Determination of trace elements - Part 3. Determination of total mercury in foodstuffs with atomic absorption directly from the foodstuff (elemental mercury analysis)
BS EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
08/30179310 DC BS EN 15478. Fertilizers. Determination of total nitrogen in urea
BS EN 15750:2010 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
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
BS EN 18054:2025 Food authenticity. Determination of C and/or N isotope ratios in food by Elemental Analyser. Isotope Ratio Mass Spectrometry (EA-IRMS)
DD CEN/TS 15560:2007 Fertilizers. Determination of total nitrogen in calcium cyanamide nitrate free
PD CEN/TS 15560:2007 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
BS EN 15560:2023 Inorganic fertilizers — Determination of total nitrogen in calcium cyanamide nitrate free
BS DD CEN ISO/TS 16634-2:2010 Food products - Determination of the total nitrogen content by combustion according to the Dumas principle and calculation of the crude protein content - Cereals, pulses and milled cereal products
21/30442087 DC BS EN 15560. Fertilizers. Determination of total nitrogen in calcium cyanamide nitrate free
08/30179332 DC BS EN 15604. Fertilizers. Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
BS ISO 1871:2009 Food and feed products - General guidelines for determination of nitrogen by Kjeldahl method
08/30179322 DC BS EN 15560. Fertilizers. Determination of total nitrogen in calcium cyanamide nitrate free
DD CEN/TS 15561:2007 Fertilizers. Determination of total nitrogen in calcium cyanamide containing nitrates

German Institute for Standardization

DIN EN 15478:2009-04 Fertilizers - Determination of total nitrogen in urea; German version EN 15478:2009
DIN EN 15478:2009 Fertilizers - Determination of total nitrogen in urea; English version of DIN EN 15478:2009-04
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 13806-3:2023 Foodstuffs - Determination of trace elements - Part 3: Determination of total mercury in foodstuffs with atomic absorption directly from the foodstuff (elemental mercury analysis); German and English version prEN 13806-3:2023
DIN EN 13806-3:2023-07 Foodstuffs - Determination of trace elements - Part 3: Determination of total mercury in foodstuffs with atomic absorption directly from the foodstuff (elemental mercury analysis); German and English version prEN 13806-3:2023 / Note: Date of issue 2023...
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
DIN SPEC 1138 DIN ISO TS 16634-2:2010-02 Food products - Determination of total nitrogen content and calculation of crude protein content according to the Dumas principle - Part 2: Cereals, pulses and ground cereals (ISO/TS 16634-2:2009)
DIN EN 13806-3 E:2023-07 Draft Document - Foodstuffs - Determination of trace elements - Part 3: Determination of total mercury in foodstuffs with atomic absorption directly from the foodstuff (elemental mercury analysis); German and English version prEN 13806-3:2023
DIN EN 13806-3 E:2023 Draft Document - Foodstuffs - Determination of trace elements - Part 3: Determination of total mercury in foodstuffs with atomic absorption directly from the foodstuff (elemental mercury analysis); German and English version prEN 13806-3:2023
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 EN 15750 E:2009-04 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
DIN EN 15604:2009-06 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen; German version EN 15604:2009 / Note: To be replaced by DIN EN ISO 15604 (2019-06).
DIN EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free; English version of DIN EN 15560:2009-06
DIN EN ISO 15604 E:2019 Draft Document - Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen (ISO 15604:2016); German and English version prEN ISO 15604:2019
DIN EN 15560:2023 Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
DIN EN 15560:2021 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free; German and English version prEN 15560:2021
DIN EN 15561:2021-12 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates; German and English version prEN 15561:2021 / Note: Date of issue 2021-11-05*Intended as replacement for DIN EN 15561 (2009-06).

Indonesia Standards

SNI 13-4721-1998 Methods for determination of total nitrogen content in soils
SNI 06-6323-2000 Determination of total nitrogen content in peat

Lithuanian Standards Office

LST EN 15478-2009 Fertilizers - Determination of total nitrogen in urea
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 15604-2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
LST EN 15560-2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
LST EN 15561-2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates

Spanish Association for Standardization (UNE)

UNE-EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
UNE-CEN/TS 15478:2007 EX Fertilizers - Determination of total nitrogen in urea
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-EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
AENOR UNE-EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
UNE-CEN/TS 15560:2007 EX Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
UNE-EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
UNE-EN 15560:2024 Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
UNE-CEN/TS 15604:2008 EX Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
UNE-EN 15560:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free
UNE-EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
UNE-CEN/TS 15561:2007 EX Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates
AENOR UNE-EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates

European Committee for Standardization (CEN)

EN 15478:2009 Fertilizers - Determination of total nitrogen in urea
EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
EN 15560:2023 Inorganic fertilizers - Determination of total nitrogen in calcium cyanamide nitrate free

RO-ASRO

STAS 8613/6-1980 CONCENTRATED FOODSTUFF Determination of nitrogen content
STAS SR 4895-5-1997 Tobacco and tobacco products. Determination of total nitrogen content
STAS 8613/7-1970 CONCENTRATED FOODSTUFF Determination of total creatinine

Gosstandart of Russia

GOST EN 15478-2013 Fertilizers. Determination of total nitrogen in urea
GOST R 55579-2013 Food additives. Azo colours. Specifications
GOST 26889-1986 Food-stuffs and food additives. General directions for the determinations of nitrogen content by the Kjeldahl method
GOST 34789-2021 Brewing products. Identification. Determination of mass concentration of total nitrogen by Kjeldahl method
GOST ISO 16634-2-2019 Food products. Determination of total nitrogen content by combustion according to the Dumas method and calculation of total protein content. Part 2. Cereals, pulses and milled cereal products..
GOST R 59564-2021 Trade. Guidelines for the audit of food production conditions in the food safety management system. Part 1. General provisions
GOST R ISO 15604-2019 Fertilizers. Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
GOST 33767-2016 Food additives. Methods for identification and determination of total coloring matter mass fraction in food colour anhocyanins E163
GOST 33293-2015 Food additives. Methods for identification and determination of total coloring matters percentage in food colour indigotine E132
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 30181.3-1994 Mineral fertilizers. Method for determination of mass fraction of nitrogen in fertilizers with nitrate nitrogen
GOST EN 15604-2013 Fertilizers. Determination of different forms of nitrogen in the same sample: nitric, ammoniacal, cyanamide and urea nitrogen
GOST 33292-2015 Food additives. Methods for identification and determination of total coloring matters percentage in food colour quinoline yellow E104

VN-TCVN

TCVN 5265-1990 Bee products.Determination of total nitrogen content
TCVN 7373-2004 Soils quality.Index values of total nitrogen content in the soils of Vietnam
TCVN 7252-2003 Tobacco and tobacco products.Determination of total nitrogen content
TCVN 4593-1988 Canned foods.Determination of total protein
TCVN 3705-1990 Aquatic products.Method for the determination of total nitrogen and protein content

Malaysia Standards

MS 1514-2001 General principles of food hygiene

Bureau of Indian Standards

IS 11062-2019 Method for Estimation of Total Dietary Fibre in Foodstuffs ( First Revision )

TH-TISI

TIS 34-1993 General principles of food hygiene
TIS 34-1993(en) GENERAL PRINCIPLES OF FOOD HYGIENE

The Directorate General of Specifications and Metrology (DGSM)

OS GSO ISO 1871:2008 Agricultural food products — General directions for the determination of nitrogen by the Kjeldahl method

International Organization for Standardization (ISO)

ISO 1871:2009 Food and feed products - General guidelines for the determination of nitrogen by the Kjeldahl method

TR-TSE

TS 974-1971 DETERMINATION OF NITROGEN, TOTAL SULPHUR CHLORINE AND PHOSPHORUS ?N COKE

Compressed Gas Association (U.S.)

CGA SA-25-2013 Hazards of liquid nitrogen in the food and beverage industry
CGA SA-25-2013(2014) Dangers of Liquid Nitrogen in the Food and Beverage Industry

SE-SIS

SIS SS 02 81 86-1985 Determination of total arsenic in water - Silver diethyldithiocarbamate spectrometric method

CO-ICONTEC

ICONTEC 1556-1980 Food industry, meat products, measuring nitrogen content

CZ-CSN

CSN ISO 1871:1994 Agricultural food products-General directions for the determination of nitrogen by the Kjeldahl method

Universal Oil Products Company (UOP)

UOP 432-65T Total nitrogen in liquefied petroleum gases by acid extraction-kjeldahl procedure

PL-PKN

PN C04576 ArkusZ14-1973 Water and w?sie water Tes?s for nitrogen Calcula?ion of to?al nitrogen