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Determination method of nitrite nitrogen

Determination method of nitrite nitrogen, Total:208 items.

In the international standard classification, Determination method of nitrite nitrogen involves: Soil quality. Pedology, Fertilizers, Farming and forestry, Water quality, Vocabularies, Meat, meat products and other animal produce, Analytical chemistry, Test conditions and procedures in general, Animal feeding stuffs, Inorganic chemicals, Biology. Botany. Zoology, Milk and milk products, Environmental testing, Products of the chemical industry, Footwear, Ferrous metals, Non-metalliferous minerals, Tobacco, tobacco products and related equipment, Geology. Meteorology. Hydrology, Metalliferous minerals, Rubber and plastics products, Beverages, Fruits. Vegetables, Non-ferrous metals, Food products in general, Chipless working equipment, Equipment for children, Rubber, Air quality, Spices and condiments. Food additives.

FI-SFS, Determination method of nitrite nitrogen

SFS 3029 E-1976 In the event of any differences in interpretation of this standard the Finnish version shall take precedence over this translation

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

GB/T 42487-2023 Soil quality Determination of soil nitrate nitrogen, nitrite nitrogen and ammonium nitrogen potassium chloride solution leaching flow analysis method
GB/T 42485-2023 Soil quality Determination of soil nitrate nitrogen, nitrite nitrogen and ammonium nitrogen
GB/T 7493-1987 Water quality--Determination of nitrogen (nitrite)--Spectrophotometric method
GB/T 3597-2002 Fertilizer--Determination of nitrate nitrogen content--Nitron gravimetric method
GB/T 32737-2016 Determination of nitrate nitrogen in soil - Ultraviolet spectrophotometry method
GB/T 13085-1991 Method for determination of nitrite in feeds
GB/T 6912.2-1986 Methods for analysis of water for boiler and for cooling--The determination of nitrates and nitrites--Ultraviolet spectrophotometry for nitrites
GB/T 223.58-1987 Methods for chemical analysis of iron,steel and alloy--The sodium arsenite-sodium nitrite titrimetric method for the determination of manganese content
GB 223.58-1987 Methods for chemical analysis of iron, steel and alloys Sodium arsenite-sodium nitrite titration for the determination of manganese content
GB/T 6912.1-1986 Methods for analysis of water for boiler and for cooling--The determination of nitrates and nitrites--Ultraviolet spectrophotometry for nitrates
GB/T 6912-2008 Analysis of water used in boiler and cooling system.Determination of nitrite
GB/T 6730.38-1986 Methods for chemical analysis of iron ores--The nitroso-R salt photometric method for the determination of cobalt content
GB 6730.3-1986 Method for chemical analysis of iron ore by nitroso-R salt photometric method for determination of cobalt content
GB 6730.38-1986 Method for chemical analysis of iron ore by nitroso-R salt photometric method for determination of cobalt content
GB 223.22-1982 Chemical analysis of iron,steel and alloy--The determination of cobalt by the nitroso-R salt photometric method
GB/T 10505.3-1989 Determination of static absorbed ethene and nitrogen for molecular sieve 3A
GB 10505.3-1989 3A Molecular Sieve Static Ethylene and Nitrogen Adsorption Determination Method
GB/T 6912.1-2006 Methods for analysis of water for boiler and for cooling. Determination of nitrates and nitrites. Part 1: Ultraviolet spectrophotometry for nitrates
GB/T 12143.2-1989 Determination method for amino nitrogen content in fruit and vegetable juice beverages--Formol number
GB 12143.2-12143.3-89 Determination method for amino nitrogen content in fruit and vegetable juice beverages-Formol number Determination method for L-ascorbic acid in fruit and vegetable juice beverages-Ethyl ether extract
GB/T 6912.3-1986 Methods for analysis of water for boiler and for cooling--The determination of nitrates and nitrites--Alpha-naphthylamine hydrochloride photometric method
GB/T 8638.7-1988 Nickel base alloy powder--Determination of cubit content--Nitroso-R salt spectrophotometric method
GB/T 223.22-1994 Methods for chemical analysis of iron ,steel and alloy.The nitroso-R-salt spectrophotometric method for the determination of cobalt content
GB/T 13747.8-1992 Zirconium and zirconium alloys--Determination of cobalt content--1-nitroso-2-hydroxy-3.6-naphthalene-disulfonic acid(sodium salt) spectrophotometric method

Korean Agency for Technology and Standards (KATS), Determination method of nitrite nitrogen

KS M ISO 4176-2006(2011) Fertilizers－Determination of nitrate nitrogen content－Nitron gravimetric method
KS M ISO 4176:2012 Fertilizers－Determination of nitrate nitrogen content－Nitron gravimetric method
KS I ISO 13395-2008(2018) Water quality－Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
KS I ISO 13395:2008 Water quality-Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
KS M ISO 10130-2014(2019) Cosmetics — Analytical methods — Nitrosamines: Detection and determination of N-nitrosodiethanolamine(NDELA) in cosmetics by HPLC, post-column photolysis and derivatization
KS H ISO 19290:2018 Cigarettes － Determination of tobacco specific nitrosamines in mainstream cigarette smoke － Method using LC-MS/MS
KS M 1992-2008(2018) Child use and care articles－Methods for determining the release of N-Nitrosamines and N-Nitrosatable substances from elastomer or rubber teats and soothers

Association Francaise de Normalisation, Determination method of nitrite nitrogen

NF U42-142*NF EN 15476:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
NF EN ISO 13395:1996 Qualité de l'eau - Détermination de l'azote nitreux et de l'azote nitrique et de la somme des deux par analyse en flux (CFA et FIA) et détection spectrométrique
NF T90-012*NF EN ISO 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection.
NF ISO 22863-10:2021 Artifices de divertissement - Méthodes d'essai pour la détermination de substances chimiques spécifiques - Partie 10 : taux d'azote dans la nitrocellulose par titration de l'ion sulfate de fer (II)
FD T75-637*FD ISO/TR 14735:2013 Cosmetics - Analytical methods - Nitrosamines : technical guidance document for minimising and determining N-nitrosamines in cosmetics
NF ISO 15819:2014 Cosmétiques - Méthodes analytiques - Nitrosamines : recherche et dosage de la N-nitrosodiéthanolamine (NDELA) dans les produits cosmétiques par CLHP-SM-SM
NF ISO 10130:2010 Cosmétiques - Méthodes analytiques - Nitrosamines : recherche et dosage de la N-nitrosodiéthanolamine (NDELA) dans les cosmétiques par CLHP, photolyse et dérivation post-colonne
NF T75-632*NF ISO 10130:2010 Cosmetics - Analytical methods - Nitrosamines : detection and determination of N-nitrosodiethanolamine (NDELA) in cosmetics by HPLC, post-column photolysis and derivitization.
NF EN 12868:2017 Articles de puériculture - Méthode pour déterminer la libération de N-nitrosamines et de substances N-nitrosables par les tétines et les sucettes en élastomère ou en caoutchouc
NF EN 12014-2:2017 Produits alimentaires - Détermination de la teneur en nitrates et/ou en nitrites - Partie 2 : méthode de détermination par CLHP/CI de la teneur en nitrates des légumes et des produits à base de légumes
NF T90-042:1995 Water quality - Determination of dissolved fluoride, chloride, nitrite, orthophosphate, bromide, nitrate and sulfate ions, using liquid chromatography of ions - Part 1 : method for water with low contamination.
NF T75-631:2008 Cosmetics - Analytical methods - Nitrosamines : Detection and determination of N-nitrosodiethanolamine (NDELA) in cosmetics by HPLC-MS-MS.
NF T75-631*NF ISO 15819:2014 Cosmetics - Analytical methods - Nitrosamines : detection and determination of N-nitrosodiethanolamine (NDELA) in cosmetics by HPLC-MS-MS
NF V37-199:2017 Cigarettes - Determination of tobacco specific nitrosamines in mainstream cigarette smoke - Method using LC-MS/MS
NF V37-199*NF ISO 19290:2021 Cigarettes - Determination of tobacco specific nitrosamines in mainstream cigarette smoke - Method using LC-MS/MS

Tianjin Provincial Standard of the People's Republic of China, Determination method of nitrite nitrogen

DB12/T 512-2014 Determination method of nitrate nitrogen in soil samples

German Institute for Standardization, Determination method of nitrite nitrogen

DIN EN 15558:2009-06 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch; German version EN 15558:2009
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 EN 12014-4:2005-08 Foodstuffs - Determination of nitrate and/or nitrite content - Part 4: Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products; German version EN 12014-4:2005
DIN EN ISO 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection (ISO 13395:1996); German version EN ISO 13395:1996
DIN EN 12014-2:2018-02 Foodstuffs - Determination of nitrate and/or nitrite content - Part 2: HPLC/IC method for the determination of nitrate content of vegetables and vegetable products; German version EN 12014-2:2017
DIN EN 12014-2:2018 Foodstuffs - Determination of nitrate and/or nitrite content - Part 2: HPLC/IC method for the determination of nitrate content of vegetables and vegetable products
DIN EN ISO 14673-2:2004-05 Milk and milk products - Determination of nitrate and nitrite contents - Part 2: Method using segmented flow analysis (Routine method) (ISO 14673-2:2004); German version EN ISO 14673-2:2004
DIN EN 12868:2017-04 Child use and care articles - Method for determining the release of N-nitrosamines and N-nitrosatable substances from elastomer or rubber teats and soothers; German version EN 12868:2017

British Standards Institution (BSI), Determination method of nitrite nitrogen

BS EN 15559:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
BS EN ISO 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
BS 4267-7:1987 Ammonium nitrate - Methods for determination of nitrite content
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 4267-2:1988 Ammonium nitrate - Method for determination of total nitrogen content
BS 4267-1:1988 Ammonium nitrate - Method for determination of ammoniacal nitrogen content
BS 6248-11:1987 Caseins and caseinates. Method for determination of nitrate and nitrite contents
PD ISO/TR 14735:2013 Cosmetics. Analytical methods. Nitrosamines: Technical guidance document for minimising and determining N-nitrosamines in cosmetics
BS ISO 22303:2009 Tobacco. Determination of tobacco specific nitrosamines. Method using buffer extraction
BS ISO 22303:2008 Tobacco - Determination of tobacco specific nitrosamines - Method using buffer extraction
19/30401664 DC BS ISO 22863-10. Fireworks. Test methods for determination of specific chemical substances. Part 10. Nitrogen content in nitrocellulose by Iron(II) sulfate titration
BS 770-9:1985 Methods for chemical analysis of cheese. Determination of nitrate and nitrite contents. Cadmium reduction and photometry method
BS 4401-8:1976 Methods of test for meat and meat products - Determination of nitrite content
BS 5551-3.4:1987 Fertilizers. Physical properties. Method for determination of oil retention of high nitrogen content, straight ammonium nitrate fertilizers
BS ISO 10130:2010 Cosmetics. Analytical methods. Nitrosamines. Detection and determination of N-nitrosodiethanolamine (NDELA) in cosmetics by HPLC, post-column photolysis and derivatization
BS ISO 10130:2009 Cosmetics - Analytical methods - Nitrosamines - Detection and determination of N-nitrosodiethanolamine (NDELA) in cosmetics by HPLC, post-column photolysis and derivatization
BS DD ISO/TS 22304:2009 Tobacco - Determination of tobacco specific nitrosamines - Method using alkaline dichloromethane extraction
BS 1728-9:1957 Methods for the analysis of aluminium and aluminium alloys - Determination of manganese (volumetric: arsenite/nitrite method)
BS EN 26777:1993 Water quality. Physical, chemical and biochemical methods. Determination of nitrite: molecular absorption spectrometric method
BS ISO 22863-10:2021 Fireworks. Test methods for determination of specific chemical substances. Nitrogen content in nitrocellulose by iron(II) sulfate titration
BS ISO 15819:2008 Cosmetics - Analytical methods - Nitrosamines - Detection and determination of N-nitrosodiethanolamine (NDELA) in cosmetics by HPLC-MS-MS
BS ISO 15819:2014 Cosmetics. Analytical methods. Nitrosamines: Detection and determination of N-nitrosodiethanolamine (NDELA) in cosmetics by HPLC-MS-MS
BS 1743 Sec.16.1:1983 Methods for analysis of dried milk and dried milk products. Determination of nitrate and nitrite contents. Method for dried milk by cadmium reduction
BS 1743 Sec.16.3:1987 Method for analysis of dried milk and dried milk products. Determination of nitrate and nitrite contents. Screening method for nitrate content by cadmium reduction and spectrometry
BS EN ISO 11732:2005 Water quality. Determination of ammonium nitrogen. Method by flow analysis (CFA and FIA) and spectrometric detection
BS EN 26777:1984 Water quality - Physical, chemical and biochemical methods - Determination of nitrite: molecular absorption spectrometric method
BS EN ISO 21258:2010 Stationary source emissions - Determination of the mass concentration of dinitrogen monoxide (N2O) - Reference method - Non-dispersive infrared method

CZ-CSN, Determination method of nitrite nitrogen

CSN 65 4833-1982 Minerál Fertilizers Determination of Nitrie Nitrogen by Titrimetric Method
CSN 66 8102 Cast.28-1997
CSN 66 8102 Cast.17-1997
CSN 57 0158-1986 Testing methods for meat products and canned sterilized food. Determination of nitrite and nitrate content
CSN 66 8102 Cast.28-1978 Smokeless powders. Methods of testing. Determination of nitrocellulose-nitrogen in double-base powders

Japanese Industrial Standards Committee (JISC), Determination method of nitrite nitrogen

JIS K 0170-2:2011 Testing methods for water quality by flow analysis -- Part 2: Nitrite nitrogen and nitrate nitrogen
JIS K 0170-2:2019 Testing methods for water quality by flow analysis -- Part 2: Nitrite nitrogen and nitrate nitrogen

BE-NBN, Determination method of nitrite nitrogen

NBN T 91-257-1977 Water analysis methods - Determination of the nitrite nitrogen - Photoraetric method
NBN T 03-055-1979 Ammonium nitrate for industrial use - Determination of ammoniacal nitrogen content - Titrimetric method after distillation
NBN T 91-256-1977 Water analysis methods - Determination of the nitrate nitrogen -Photometric method with chromotropic acid
NBN T 03-069-1979 Ammonium sulphate for industrial use - Determination of ammoniacal nitrogen content - Titrimetric method after distillation
NBN T 03-041-1979 Nitric acid for industrial use - Determination of ammoniacal nitrogen content - Spectrophotometric method
NBN-EN 26777-1993 Water quality. Determination of nitrite. Molecular absorption spectrometric method (ISO 6777:1984)

Military Standard of the People's Republic of China-General Armament Department, Determination method of nitrite nitrogen

GJB 770.308-1990 Test methods for gunpowder analysis Determination of nitrogen content of nitrocellulose Ferrous iron-titanium chloride method
GJB 337-1987 Determination method of nitrogen content of nitrocellulose (interferometer method)
GJB 337-1987(XG1-2015) Modification sheet 1-2015 for determination method of nitrogen content of nitrocellulose
GJB 770.303-1989 Test methods for gunpowder analysis: Determination of nitrogen content of nitrocellulose. Five-tube nitrogen meter method
GJB 8682.11-2015 Methods of chemical analysis of pyrotechnics Part 11: Determination of barium nitrate content and nitrogen determination method

International Organization for Standardization (ISO), Determination method of nitrite nitrogen

ISO 4176:1981 Fertilizers; Determination of nitrate nitrogen content; Nitron gravimetric method
ISO 2991:1974 Nitric acid for industrial use; Determination of ammoniacal nitrogen content; Spectrophotometric method
ISO 3330:1975 Ammonium nitrate for industrial use; Determination of ammoniacal nitrogen content; Titrimetric method after distillation
ISO 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
ISO/TR 14735:2013 Cosmetics - Analytical methods - Nitrosamines: Technical guidance document for minimizing and determining N-nitrosamines in cosmetics
ISO 10130:2009 Cosmetics - Analytical methods - Nitrosamines: Detection and determination of N-nitrosodiethanolamine (NDELA) in cosmetics by HPLC, post-column photolysis and derivatization
ISO 15819:2008 Cosmetics - Analytical methods - Nitrosamines: Detection and determination of N-nitrosodiethanolamine (NDELA) in cosmetics by HPLC-MS-MS
ISO 15819:2014 Cosmetics - Analytical methods - Nitrosamines: Detection and determination of N-nitrosodiethanolamine (NDELA) in cosmetics by HPLC-MS-MS

Xinjiang Provincial Standard of the People's Republic of China, Determination method of nitrite nitrogen

DB65/T 602.4-2001 The determinanation of nitrate nitrogen in soil
DB65/T 602.3-2001 The determinanation of ammonium nitrogen in soil

European Committee for Standardization (CEN), Determination method of nitrite 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 ISO 13395:1996 Water Quality - Determination of Nitrite Nitrogen and Nitrate Nitrogen and the Sum of Both by Flow Analysis (CFA and FIA) and Spectrometric Detection

中华人民共和国环境保护部, Determination method of nitrite nitrogen

GB 7493-1987 Water quality-Determination of nitrogen (nitrite)-Spectrophotometric method

Shandong Provincial Standard of the People's Republic of China, Determination method of nitrite nitrogen

DB37/T 1897-2011 Determination of Soil Nitrate Nitrogen by Ion Chromatography

Professional Standard - Agriculture, Determination method of nitrite nitrogen

GB 3597-1983 Determination of nitrate nitrogen content in fertilizers Nitrogen reagent gravimetric method
GB/T 5009.33-1996 Determination method of nitrite and nitrate in food
GB 13085-1991 Determination method of nitrite in feed
NY/T 1116-2006 Fertilizers-Determination of nitrate nitrogen content.UItraviolet spectro-photometric method
GB/T 5009.26-1996 Determination method of N-nitrosamines in food
GB 13025.10-1991 Determination of Ferrous Potassium Nitride General Test Method for Salt Industry
GB/T 13882-1992 Determination method of iodine in feedstuffs Ferric thiocyanate-nitrous acid catalytic kinetic method

Professional Standard - Environmental Protection, Determination method of nitrite nitrogen

HJ 634-2012 Soil.Determination of ammonium, nitrite and nitrate by extraction with potassium chloride solution-spectrophotometric methods
HJ/T 197-2005 Water quality - Determination of nitrite-nitrogen Gas-phase molecular absorption spectrometry

Jilin Provincial Standard of the People's Republic of China, Determination method of nitrite nitrogen

DB22/T 2270-2018 Determination of Ammonium Nitrogen and Nitrate Nitrogen in Farmland Soil by Flow Injection Analysis
DB22/T 2270-2015 Determination of Ammonium Nitrogen and Nitrate Nitrogen in Farmland Soil by Flow Injection Analysis

Yunnan Provincial Standard of the People's Republic of China, Determination method of nitrite nitrogen

DB53/T 624-2014 Determination of Nitrate Nitrogen and Nitrite Nitrogen in Coking Wastewater by Dairyler's Alloy Reduction-Neutralization Titration

YU-JUS, Determination method of nitrite nitrogen

JUS H.Z1.137-1985 Testing of industrial vvaters. Determination of nitrite-nitrate and the combined nitrite-nitrate nitrogen, Spectrophotometric method

Professional Standard - Urban Construction, Determination method of nitrite nitrogen

CJ/T 76-1999 Municipal sewage.Determination of nitrogen(nitrite).Sepectrophotometric method
CJ 26.26-1991 Municipal sewage water quality inspection method standard Determination of nitrite nitrogen spectrophotometric method

Indonesia Standards, Determination method of nitrite nitrogen

SNI 06-2484-2002 Test methods for nitrite content in water by colorymetry
SNI 19-6964.7-2003 Seawater quality - Part 7: Test methods of nitrates (NO3-N) with cadmium reduction by spectrophotometry

RU-GOST R, Determination method of nitrite nitrogen

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 8558.1-1978 Meat products. Methods for determination of nitrit
GOST 10671.3-1974 Reagents. Methods for determination of nitrites
GOST 8558.1-2015 Meat products. Methods for determination of nitrite
GOST 27753.7-1988 Greenhouse grounds methods for determination of nitrate nitrogen
GOST R 51460-1999 Cheese. Method for determination of nitrate and nitrite contents
GOST 10671.3-2016 Reagents. Methods for determination of nitrites impurity
GOST 29299-1992 Meat and meat products. Determination of nitrite 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 14839.9-1969 Industrial explosives. Method for determination of nitroamines (hexogen) content
GOST 32257-2013 Milk and milk products. Method for determination of nitrate and nitrite contents
GOST 13496.19-2015 Feeds, mixed feeds and raw material. Methods for determination of nitrate and nitrite
GOST EN 12868-2013 Child and care articles. Child teats and soothers. Test methods for determining N-Nitrosamines and N-Nitrosatable substances
GOST R 50465-1993 Fodder, mixed fodder and animal feed raw stuff. Methods of nitrate and nitrite determination
GOST R 51454-1999 Caseins and caseinates. Method of determination of nitrate and nitrite contents
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 33294-2015 Food additives. Methods for determination of the main substance in the food additive potassium nitrite E249

PL-PKN, Determination method of nitrite nitrogen

PN C04576-10-1986 Water and waste water Tests for nitrogen Determination of nitrate nitrogen by potentiometric method with ion selective electrode
PN C04576 ArkusZ06-1973 Water and waste waiter Tests for nitrogen Deterrninatian of nitrite by colo- rime?ric method with sulphanilic aicid and 1-naphty lamin?

VN-TCVN, Determination method of nitrite nitrogen

TCVN 2323-1978 Reagents.Methods for the determination of nitrites

Group Standards of the People's Republic of China, Determination method of nitrite nitrogen

T/CHES 14-2017 Water Quality Determination of Nitrite Nitrogen Gas Phase Molecular Absorption Spectrometry
T/ZFL 022-2023 Detection method of nitrate nitrogen and ammonium nitrogen uptake in root hair cells of Arabidopsis thaliana based on non-invasive micro-measurement technology
T/ZFL 022-2022 Detection method of nitrate nitrogen and ammonium nitrogen uptake in root hair cells of Arabidopsis thaliana based on non-invasive micro-measurement technology

TR-TSE, Determination method of nitrite nitrogen

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

Danish Standards Foundation, Determination method of nitrite nitrogen

DS/EN ISO 13395:1997 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
DS/ISO 22863-10:2021 Fireworks – Test methods for determination of specific chemical substances – Part 10: Nitrogen content in nitrocellulose by iron(II) sulfate titration
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 12014-2:1998 Foodstuffs - Determination of nitrate and/or nitrite content - Part 2:HPLC/IC method for the determination of nitrate content of vegetables and vegetable products
DS/EN 12868/AC:2002 Child use and care articles - Methods for determining the release of N-Nitrosamines and N-Nitrosatable substances from elastomer or rubber teats and soothers
DS/EN 12868:2000 Child use and care articles - Methods for determining the release of N-Nitrosamines and N-Nitrosatable substances from elastomer or rubber teats and soothers

PH-BPS, Determination method of nitrite nitrogen

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

Lithuanian Standards Office , Determination method of nitrite nitrogen

LST EN ISO 13395:2000 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection (ISO 13395:1996)
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 12014-2-2001 Foodstuffs - Determination of nitrate and/or nitrite content - Part 2: HPLC/IC method for the determination of nitrate content of vegetables and vegetable products
LST EN 12868-2000 Child use and care articles - Methods for determining the release of N-Nitrosamines and N-Nitrosatable substances from elastomer or rubber teats and soothers
LST EN 12868-2000/AC-2003 Child use and care articles - Methods for determining the release of N-Nitrosamines and N-Nitrosatable substances from elastomer or rubber teats and soothers

ZA-SANS, Determination method of nitrite nitrogen

SANS 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection

未注明发布机构, Determination method of nitrite nitrogen

BS 4267-7:1987(1999) Ammonium nitrate — Part 7 : Methods for determination of nitrite content
BS 4267-2:1988(1999) Ammonium nitrate — Part 2 : Method for determination of total nitrogen content
BS 4267-1:1988(1999) Ammonium nitrate — Part 1 : Method for determination of ammoniacal nitrogen content

American Society for Testing and Materials (ASTM), Determination method of nitrite nitrogen

ASTM D7781-23 Standard Test Method for Nitrite-Nitrate in Water by Nitrate Reductase
ASTM D8456-22 Standard Test Method for Determination of Nitrosamines in Water by Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)

AENOR, Determination method of nitrite nitrogen

UNE-EN ISO 13395:1997 WATER QUALITY. DETERMINATION OF NITRITE NITROGEN AND NITRATE NITROGEN AND THE SUM OF BOTH BY FLOW ANALYSIS (CFA AND FIA) AND SPECTROMETRIC DETECTION. (ISO 13395:1996).
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 12014-2:1998 Foodstuffs - Determination of nitrate and/or nitrite content - Part 2: HPLC/IC method for the determination of nitrate content of vegetables and vegetable products
UNE-EN 12868:2000 Child use and care articles - Methods for determining the release of N-Nitrosamines and N-Nitrosatable substances from elastomer or rubber teats and soothers

Sichuan Provincial Standard of the People's Republic of China, Determination method of nitrite nitrogen

DB51/T 2105.2-2016 Footwear chemical test methods for the determination of N-nitrosamines

Professional Standard - Coal, Determination method of nitrite nitrogen

MT/T 251-2000 Determination method of nitrite ion in coal mine water
MT 251-1991 Determination method of nitrite ion in coal mine water

Professional Standard - Light Industry, Determination method of nitrite nitrogen

QB/T 4446-2012 General test method in salt industry.Determination of nitrite

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, Determination method of nitrite nitrogen

GB/T 35109-2017 Static test method of nitrogen and oxygen separation for molecular sieves

IN-BIS, Determination method of nitrite nitrogen

Professional Standard - Geology, Determination method of nitrite nitrogen

DZ/T 0064.60-1993 Spectrophotometric method for determination of nitrite radicals in groundwater quality testing
DZ/T 0064.60-2021 Analytical methods of groundwater quality - Part 60: Determination of nitrite spectrophotometric method

Standard Association of Australia （SAA）, Determination method of nitrite nitrogen

AS 2300.6.8:1997 Methods of chemical and physical testing for the dairying industry - Cheese - Determination of nitrate and nitrite in cheese by cadmium reduction and photometry

Professional Standard - Chemical Industry, Determination method of nitrite nitrogen

HG 5-1509-1985 Determination method of nitrite ion in industrial circulating cooling water
HG/T 3526-1985 Determination method of nitrite ion in industrial circulating cooling water

NL-NEN, Determination method of nitrite nitrogen

NEN 3765-1981 Cheese - Physical and chemical test methods - Determination of the nitrate content (routine method)
NEN 3764-1981 Cheese - Physical and chemical test methods - Determination of the nitrite and the nitrate content (reference method)

Professional Standard - Ocean, Determination method of nitrite nitrogen

HY/T 0345-2022 Determination of seawater trace nitrite—Flow analysis,diazotization and spectrophotometric detection witha long path length flow cell

PT-IPQ, Determination method of nitrite nitrogen

NP 1846-2002 Meat and meat products Determination of nitrite content Reference method

KR-KS, Determination method of nitrite nitrogen

KS E ISO 316-2011 Manganese ores－Determination of cobalt content－Nitroso-R-salt photometric method
KS H ISO 19290-2018 Cigarettes － Determination of tobacco specific nitrosamines in mainstream cigarette smoke － Method using LC-MS/MS

Inner Mongolia Provincial Standard of the People's Republic of China, Determination method of nitrite nitrogen

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

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence, Determination method of nitrite nitrogen

GJB 5381.11-2005 Methods of chemical analysis for pyrotech. Part 11: Determination of barium nitrate content. Azotometry method

ES-UNE, Determination method of nitrite nitrogen

UNE-EN 12014-2:2018 Foodstuffs - Determination of nitrate and/or nitrite content - Part 2: HPLC/IC method for the determination of nitrate content of vegetables and vegetable products
UNE-EN 12868:2018 Child use and care articles - Method for determining the release of N-nitrosamines and N-nitrosatable substances from elastomer or rubber teats and soothers

Professional Standard - Railway, Determination method of nitrite nitrogen

TB/T 2059.3-2006 Methods for analysis of diesel locomotive collants Part 3: Determination of sodium nitrite

Professional Standard - Aviation, Determination method of nitrite nitrogen

HB 5422.14-1989 Copper Alloy Chemical Analysis Method Nitroso-R Salt Absorption Spectrophotometry Determination of Cobalt Content
HB 5220.26-1995 Determination of Cobalt Content by Nitroso R Salt Absorption Spectrophotometry Method for Chemical Analysis of Superalloys

Professional Standard - Non-ferrous Metal, Determination method of nitrite nitrogen

YS/T 539.7-2006 Nickel-based alloy powder chemical analysis method Nitroso R salt spectrophotometric determination of cobalt content

国家质量监督检验检疫总局, Determination method of nitrite nitrogen

SN/T 4451-2016 Determination of migrated N-nitrosamine content in infant pacifiers by gas chromatography-mass spectrometry

BELST, Determination method of nitrite nitrogen

STB 17.13.05-38-2015 Environmental protection and nature use. Analytical (laboratory) control and monitoring. Water quality. Determination of nitrit nitrogen concentration by photometric method with Griss reactant

Professional Standard - Machinery, Determination method of nitrite nitrogen

JB/T 9220.4-1999 Chemical analysis methods for acid slay of cupola.Determination of manganous oxide by volumetric method using sodium arsenite-sodium nitrite