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Ammonia nitrogen

Ammonia nitrogen, Total:192 items.

In the international standard classification, Ammonia nitrogen involves: Fertilizers, Analytical chemistry, Water quality, Products of the chemical industry, Sterilization and disinfection, Vocabularies, Organic chemicals, Test conditions and procedures in general, Inorganic chemicals, Medical sciences and health care facilities in general, Wind turbine systems and other alternative sources of energy, Spices and condiments. Food additives, Sugar. Sugar products. Starch, Non-ferrous metals, General methods of tests and analysis for food products, Air quality, Meat, meat products and other animal produce, Animal feeding stuffs, Materials for aerospace construction, Wastes, Photography, Farming and forestry, Products of the textile industry.

CEN - European Committee for Standardization, Ammonia nitrogen

PD CEN/TS 15475:2006 Fertilizers - Determination of ammoniacal nitrogen
PD CEN/TS 15476:2006 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
PD CEN/TS 15558:2007 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
PD CEN/TS 15559:2007 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd

Danish Standards Foundation, Ammonia nitrogen

DS/EN 15475:2009 Fertilizers - Determination of ammoniacal nitrogen
DS 224:1975 Water analysis. Determination of ammonia-nitrogen
DS 241:1988 Water quality. Ammonium-nitrogen. Distillation and titration method
DS/EN 15476:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
DS/EN 15558:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
DS/EN 15559:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
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 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

Lithuanian Standards Office , Ammonia nitrogen

LST EN 15475-2009 Fertilizers - Determination of ammoniacal nitrogen
LST EN 15476-2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
LST EN 15558-2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
LST EN 15559-2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
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 15750-2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

Group Standards of the People's Republic of China, Ammonia nitrogen

T/CIMA 0041-2021 Ammonia Nitrogen Rapid Tester
T/NAIA 0169-2022 Water Quality Determination of Ammonia Nitrogen by Ion Chromatography
T/SCSX 0104-2020 "Ammonia nitrogen remover for water treatment agent" group standard
T/CIEP 0036-2023 Technical specifications for chemical treatment of high ammonia nitrogen wastewater
T/CHES 12-2017 Water Quality Determination of Ammonia Nitrogen Gas Phase Molecular Absorption Spectrometry
T/CPMA 021-2020 Method of on-site detection of ammonia nitrogen in drinking water - Salicylic Acid Method
T/CPCIF 0168-2021 Rapid detection kits for nitrite，nitrate and ammonia nitrogen in water
T/CHES 27-2019 Water Quality Determination of Ammonia Nitrogen Automatic Analysis Nessler's Reagent Spectrophotometry
T/NAIA 001-2020 Determination of ammoniacal nitrogen in fermented feed Kjeldahl method

AENOR, Ammonia nitrogen

UNE-EN 15475:2009 Fertilizers - Determination of ammoniacal nitrogen
UNE-EN 15476:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
UNE-EN 15558:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
UNE-EN 15559:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
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 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

Association Francaise de Normalisation, Ammonia nitrogen

NF EN 15475:2009 Engrais - Détermination de l'azote ammoniacal
NF T90-015:1975 TESTING WATER-DETERMINATION OF NITROGEN (AMMONIA)
NF EN 15558:2009 Engrais - Dosage de l'azote nitrique et ammoniacal selon Ulsch
NF U42-145*NF EN 15559:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
NF U42-144*NF EN 15558:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
NF EN 15559:2009 Engrais - Dosage de l'azote nitrique et ammoniacal selon Arnd
NF U42-149*NF EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
NF T20-286:1982 Nitric acid for industrial use. Determination of ammoniacal nitrogen content. Spectrophotometric method.
NF EN 15476:2009 Engrais - Détermination de l'azote nitrique et ammoniacal selon Devarda
NF U42-121*NF EN 15475:2009 Fertilizers - Determination of ammoniacal nitrogen
NF U42-142*NF EN 15476:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
NF U42-148*NF EN 15562:2009 Fertilizers - Determination of cyanamide nitrogen.
NF EN ISO 11732:2005 Qualité de l'eau - Dosage de l'azote ammoniacal - Méthode par analyse en flux (CFA et FIA) et détection spectrométrique
NF T90-080*NF EN ISO 11732:2005 Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection.
NF T20-297:1971 Chemical analysis of sulphuric acid and oleum. Determination of ammoniacal nitrogen. Spectrophotometric method.
NF T90-080:1997 Water quality - Determination of ammonium nitrogen by flow analysis (CFA and FIA) and spectrometric detection.
NF EN 14671:2006 Caractérisation des boues - Prétraitement pour le dosage de l'azote ammoniacal extractible par une solution de chlorure de potassium à 2 mol/l
XP CEN/TS 16177:2012 Boues, biodéchets traités et sols - Extraction pour la détermination de l'azote nitrique et ammoniacal extractible
NF U42-147*NF EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrate

German Institute for Standardization, Ammonia nitrogen

DIN EN 15475:2009-04 Fertilizers - Determination of ammoniacal nitrogen; German version EN 15475:2009 / Note: To be replaced by DIN EN ISO 25475 (2019-06).
DIN CEN/TS 15604:2008 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen; German version CEN/TS 15604:2007
DIN EN 15559:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd; English version of DIN EN 15559:2009-06
DIN EN 15558:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch; English version of DIN EN 15558:2009-06
DIN EN 15559:2009-06 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd; German version EN 15559:2009
DIN EN 15476:2009-04 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda; German version EN 15476:2009
DIN EN 15475:2009 Fertilizers - Determination of ammoniacal nitrogen; English version of DIN EN 15475:2009-04
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 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 CEN/TS 15562:2007 Fertilizers - Determination of cyanamide nitrogen; German version CEN/TS 15562:2007
DIN EN 15476:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda; English version of DIN EN 15476:2009-04
DIN EN 15558:2009-06 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch; German version EN 15558:2009
DIN CEN/TS 15558:2007 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch; German version CEN/TS 15558:2007
DIN CEN/TS 15559:2007 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd; German version CEN/TS 15559:2007
DIN 38406-5:1983-10 German standard methods for the examination of water, waste water and sludge; cations (group E); determination of ammonia-nitrogen (E 5)
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 15750:2010 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

GOSTR, Ammonia nitrogen

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

Professional Standard - Urban Construction, Ammonia nitrogen

CJ/T 75-1999 Municipal sewage.Determination of nitrogen(ammonia)
CJ 26.25-1991 Determination of Standard Ammonia Nitrogen in Municipal Sewage Water Quality Inspection Method

Taiwan Provincial Standard of the People's Republic of China, Ammonia nitrogen

CNS 3942-1976 Methods for Determination of Ammonia Nitrogen in Polluted and Waste Water

British Standards Institution (BSI), Ammonia nitrogen

14/30313907 DC BS ISO 25475. Fertilizers. Determination of ammoniacal nitrogen
BS ISO 6853:2001 Photography. Processing waste. Determination of ammoniacal nitrogen (microdiffusion method)
BS DD CEN/TS 15604:2007 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
DD CEN/TS 15604:2007 Fertilizers — Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
BS EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
BS DD CEN/TS 15475:2006 Fertilizers - Determination of ammoniacal nitrogen
BS DD CEN/TS 15559:2007 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
BS DD CEN/TS 15558:2007 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
DD CEN/TS 15559:2007 Fertilizers. Determination of nitric and ammoniacal nitrogen according to Arnd
BS EN 15475:2009 Fertilizers — Determination of ammoniacal nitrogen
BS 5551-4.1.2:1982 Fertilizers. Chemical analysis. Determination of nitrogen. Determination of ammoniacal nitrogen, titrimetric method after distillation
14/30313910 DC BS ISO 15604. Fertilizers. Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
BS EN 15476:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
BS DD CEN/TS 15476:2006 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
BS EN 15558:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
BS EN 15559:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
BS DD CEN/TS 15562:2007 Fertilizers - Determination of cyanamide nitrogen
BS 4267-1:1988 Ammonium nitrate - Method for determination of ammoniacal nitrogen content
BS 5551-4.1.4:1984 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide (titrimetric method)
BS ISO 6853:2002 Photography - Processing waste - Determination of ammoniacal nitrogen (microdiffusion method)
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

RO-ASRO, Ammonia nitrogen

STAS 8683-1970 SURFACE AND WASTE WATERS Determination of ainm nia nitrogen
STAS 10287-1975 Refrigerating equipment TUBE-TYPE ELEMENTS AMMONIACAL CONDENSERS Basic parameters
SR ISO 5314:1981 Fertilizers. Determination of ammoniaca! nitrogen content Titrimetric method after distillation
SR 184-25-1998 Ethyl alcohol. Determination of ammonia and azotic bases nitrogen content

National Metrological Verification Regulations of the People's Republic of China, Ammonia nitrogen

JJG 631-2013 Verification Regulation of Ammonia-Nitrogen Automatic Analyzers

American Society for Testing and Materials (ASTM), Ammonia nitrogen

ASTM D1426-15(2021)e1 Standard Test Methods for Ammonia Nitrogen In Water
ASTM D1426-98 Standard Test Methods for Ammonia Nitrogen In Water
ASTM D1426-03 Standard Test Methods for Ammonia Nitrogen In Water
ASTM D1426-15 Standard Test Methods for Ammonia Nitrogen In Water
ASTM D1426-08 Standard Test Methods for Ammonia Nitrogen In Water

工业和信息化部, Ammonia nitrogen

HG/T 5251-2017 Determination of ammonia nitrogen in textile dyeing and finishing auxiliaries

VN-TCVN, Ammonia nitrogen

TCVN 3706-1990 Aquatic products.Method for the determination of nitrogen ammonia content
TCVN 3707-1990 Aquatic products.Method for the determination of amine ammonia nitrogen content

RU-GOST R, Ammonia nitrogen

GOST 30181.6-1994 Mineral fertilizers. Method for determination of mass fraction of nitrogen in ammonium salts (in ammonium form, using the formaldehyde method)
GOST EN 15604-2013 Fertilizers. Determination of different forms of nitrogen in the same sample: nitric, ammoniacal, cyanamide and urea nitrogen
GOST EN 15476-2013 Fertilizers. Determination of nitric and ammoniacal nitrogen according to Devarda
GOST EN 15559-2013 Fertilizers. Determination of nitric and ammoniacal nitrogen according to Arnd
GOST EN 15475-2013 Fertilizers. Determination of ammoniacal nitrogen
GOST EN 15558-2013 Fertilizers. Determination of nitric and ammoniacal nitrogen according to Ulsch selon
GOST EN 15562-2013 Fertilizers. Determination of cyanamide nitrogen
GOST 30181.8-1994 Mineral fertilizers. Method for determination of mass fraction of ammonium nitrogen in compound fertilizers (chloramine method)
GOST 26716-1985 Organic fertilizers. Methods for determination of ammonium nitrogen
GOST 30181.7-1994 Mineral fertilizers. Method for determination of total mass fraction of nitrogen in compound fertilizers (in ammonium and amide forms, using hypochlorite method)
GOST R 55479-2013 Meat and meat products. Method for determination of amino-ammonia nitrogen
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 EN 15750-2016 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

Professional Standard - Environmental Protection, Ammonia nitrogen

HJ/T 101-2003 The technical requirement for water quality automatic analyzer of ammonia
HJ 537-2009 Water quality.Determination of ammonia nitrogen.Distillation-neutralization titration
HJ 536-2009 Water quality.Determination of ammonia nitrogen.Salicylic acid spectrophotometry
HJ/T 195-2005 Water quality - Determination of ammonia-nitrogen Gas-phase molecular absorption spectrometry
HJ 535-2009 Water quality.Determination of ammonia nitrogen.Nessler's reagent spectrophotometry
HJ 665-2013 Water quality.Determination of ammonium nitrogen by continuous flow analysis (CFA) and Salicylic acid spectrophotometry
HJ 666-2013 Water quality.Determination of ammonium nitrogen by flow injection analysis (FIA) and Salicylic acid spectrophotometry
HJ 101-2019 Ammonia nitrogen water quality online automatic monitor technical requirements and detection methods
HJ 634-2012 Soil.Determination of ammonium, nitrite and nitrate by extraction with potassium chloride solution-spectrophotometric methods
HJ/T 64.3-2001 stationary source emission.Determination of cadmium.p-Azobenzenediazoaminazobenzene sulfonic acid spectrophotometric method

National Metrological Technical Specifications of the People's Republic of China, Ammonia nitrogen

JJF 1424-2013 Program of Pattern Evaluation of Ammonia-Nitrogen Automatic Analyzers

CZ-CSN, Ammonia nitrogen

CSN 65 4835-1983 Minerál fertilizers. Determination of ammoniacal nitrogen content by distillating method
CSN 58 0703-8-1999 Testing methods of dehydrated products and seasonings - Part 8: Determination of ammoniacal nitrogen
CSN 83 4728 Cast.1-1984 Air quality. Emission measurement of ammonia from stationary sources of air pollution. General part

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Ammonia nitrogen

GB/T 34532-2017 Coking wastewater—Determination of ammonia nitrogen content—Formaldehyde method
GB/T 34500.5-2017 Chemical analysis methods for rare earth residue and waste water—Part 5：Determination of ammonia nitrogen content

Professional Standard - Business, Ammonia nitrogen

SB/T 10318-1999 Analysis of ammoniacal nitrogen

HU-MSZT, Ammonia nitrogen

未注明发布机构, Ammonia nitrogen

BS 4267-1:1988(1999) Ammonium nitrate — Part 1 : Method for determination of ammoniacal nitrogen content

European Committee for Standardization (CEN), Ammonia nitrogen

EN 15558:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
EN 15475:2009 Fertilizers - Determination of ammoniacal nitrogen
EN 15604:2009 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
EN 15476:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
EN 15559:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
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

Hunan Provincial Standard of the People's Republic of China, Ammonia nitrogen

DB43/T 1403-2018 Water Quality Determination of Ammonia Nitrogen-Gas-liquid Separation and Collection Spectrophotometry

International Organization for Standardization (ISO), Ammonia nitrogen

ISO 25475:2016 Fertilizers - Determination of ammoniacal nitrogen
ISO 11732:2005 Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection
ISO 5314:1981 Fertilizers; Determination of ammoniacal nitrogen content; Titrimetric method after distillation
ISO 6853:2001 Photography - Processing waste - Determination of ammoniacal nitrogen (microdiffusion method)
ISO 2991:1974 Nitric acid for industrial use; Determination of ammoniacal nitrogen content; Spectrophotometric method

Professional Standard - Machinery, Ammonia nitrogen

JB/T 11938-2014 Ammonia-nitrogen automatic analyzers for laboratory.Nessler's reagent spectrophotometry

KR-KS, Ammonia nitrogen

KS M ISO 3332-2017 Ammonium sulphate for industrial use — Determination of ammoniacal nitrogen content — Titrimetric method after distillation

European Committee for Electrotechnical Standardization（CENELEC）, Ammonia nitrogen

EN 61400-25-1:2007 Fertilizers - Determination of cyanamide nitrogen
EN 61400-25-1:2017 Wind energy generation systems - Part 25-1: Communications for monitoring and control of wind power plants - Overall description of principles and models

Korean Agency for Technology and Standards (KATS), Ammonia nitrogen

KS I ISO 11732-2008(2018) Water quality－Determination of ammonium nitrogen－Method by flow analysis(CFA and FIA) and spectrometric detection
KS I ISO 11732:2008 Water quality－Determination of ammonium nitrogen－Method by flow analysis(CFA and FIA) and spectrometric detection
KS M ISO 5314:2007 Fertilizers-Determination of ammoniacal nitrogen content-Titrimetric method after distillation
KS M ISO 5314:2013 Fertilizers－Determination of ammoniacal nitrogen content－Titrimetric method after distillation
KS M ISO 5314-2007(2012) Fertilizers－Determination of ammoniacal nitrogen content－Titrimetric method after distillation
KS M ISO 6851-2002(2022) Photography－Processing waste－Determination of total amino nitrogen－Microdiffusion Kjeldahl method

Professional Standard - Agriculture, Ammonia nitrogen

SC/T 9444-2023 Determination of ammonia nitrogen in aquaculture water by gas phase molecular absorption spectrometry
ZB X 66038-1987 Amino nitrogen determination method
JAP-031 Azaphenanthridine detection method
水和废水监测分析方法 3.3.12-2003 Part 3 Comprehensive Index and Inorganic Pollutants Chapter 3 Comprehensive Index of Nutrients and Organic Pollution Dodecammonia Nitrogen
GB 3595-1983 Determination of ammonia nitrogen content in fertilizers Titration method after distillation

Professional Standard - Light Industry, Ammonia nitrogen

QB/T 5015-2016 The determination of α-amino nitrogen in sugar beet

PH-BPS, Ammonia nitrogen

PTS 86-1970 Method of Test for the Determination of Armoniacal Nitrogen

Professional Standard - Chemical Industry, Ammonia nitrogen

HGB 3470-1962 p-aminoazobenzene
HGB 3085-1959 Dimethyl Yellow (Dimethylaminoazobenzene)

国家质量监督检验检疫总局, Ammonia nitrogen

SN/T 4675.23-2016 Determination of ammonia nitrogen in exported wine and grape juice using continuous flow analyzer method

Professional Standard - Geology, Ammonia nitrogen

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

YU-JUS, Ammonia nitrogen

JUS H.B8.285-1983 Fertilizers. Determination of content amoniac-nitrogen. Volumetric method
JUS H.B8.637-1981 Sulphuric acid for industrial use. Determination of ammoniacal nitrogen content. Spectrophotometric method
JUS E.Z8.017-1993 Soups,broaths,sauces and seasonings -Determination of the α-amino nitrogen content

BR-ABNT, Ammonia nitrogen

ABNT MB-1146-1979

BE-NBN, Ammonia nitrogen

NBN T 91-252-1976 Water analysis methods - Determination of the ammoniacal nitro-gen after preliminary distillation
NBN T 91-255-1976 Water analysis methods - Determination of the ammoniacal and organic nitrogen - (Kjeldahl nitrogen)
NBN T 03-055-1979 Ammonium nitrate for industrial use - Determination of ammoniacal nitrogen content - Titrimetric method after distillation

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Ammonia nitrogen

GB/T 3600-2000 Fertilizers-Determination of ammoniacal nitrogen content-Formaldehyde method
GB/T 3595-2000 Fertilizers-Determination of ammoniacal nitrogen content-Titrimetric method after distillation
GB/T 41964-2022 Photography—Processing waste—Determination of ammoniacal nitrogen (microdiffusion method)
GB/T 23344-2009 Textiles.Determination of 4-aminoazobenzene
GB/T 23344-2009(英文版) Textiles-Determination of 4 aminoazobenzene

IN-BIS, Ammonia nitrogen

IS 7661-1975

Military Standards (MIL-STD), Ammonia nitrogen

DOD A-A-53202-1987 CHLORDIAZEPOXIDE HYDROCHLORIDE CAPSULES, USP
DOD A-A-53305 A-1988 CARBAMAZEPINE TABLETS, USP [Use In Lieu Of: DOD A-A-0053305]

Inner Mongolia Provincial Standard of the People's Republic of China, Ammonia nitrogen

DB15/T 1458-2018 Method for Determination of pH Value, Organic Acid and Ammonia Nitrogen in Silage

TR-TSE, Ammonia nitrogen

TS 2466-1976 Nitric Acit For Industrial Use Determination of Ammoniacal Nitrogen Content Spectrophotoraetric Method