Nitrates in water

Nitrates in water, Total:183 items.

The international standard classification for "Nitrates in water" includes: Milk and processed milk products , Fruits. Vegetables , Pigments and extenders , food products in general , Water of natural resources , General methods of tests and analysis for food products .

The Chinese standard classification for "Nitrates in water" includes: Chemical reagent in general , Boiler and its auxiliary equipment , Children foods , Basic standards and general methods , Basic standard and general method for pigment , Food sanitation , Basic standard and general method for coating , Environmental pollutant monitoring methods .

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

GB/T 5211.11-2008 Determination of water-soluble sulfates chlorides and nitrates of pigments
GB 6912.1-1986 Determination of nitrate and nitrite - Nitrate UV photometric method
GB/T 13580.8-1992 Determination of nitrate in the wet precipitation
GB 6912.3-1986 Determination of nitrate and nitrite a-naphthylamine hydrochloride spectrophotometric method
GB/T 13580.5-1992 Determination of fluoride, chloride, ntrite, nitrate, salfate in the wet precipitation - Ion chromotography
GB/T 5009.33-2003 Determination of nitrite and nitrate in foods
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 6912.3-1986 Methods for analysis of water for boiler and for cooling; The determination of nitrates and nitrites; Alpha-naphthylamine hydrochloride photometric method
GB/T 5009.33-2008 Determination of nitrite and nitrate in foods
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 6912.2-1986 Determination of nitrate and nitrite - Nitrite UV photometric method
GB/T 15401-1994 Fruits, vegetables and derived products--Determination of nitrite and nitrate content
GB/T 5211.11-1986 Determination of water-soluble sulfates chlorides and nitrates of pigments
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 5413.32-1997 Milk powder-Determination of nitrate and nitrite contents
GB/T 13451.1-1992 Determination of water-soluble nitrates of pigments--Salicylic acid method

Group Standards of the People's Republic of China

T/XMTIC 0001-2024 Rapid method for the determination of nitrite in water
T/CPCIF 0168-2021 Rapid detection kits for nitrite，nitrate and ammonia nitrogen in water
T/SATA 053-2023 Determination of bromate, nitrite, chlorate, nitrate and thiocyanate in infant formula - Ion Chromatography
T/LNIQA 019-2024 Determination of fluoride, chloride, nitrate, nitrite, sulfate, bromate and phosphate content in drinking natural mineral water - ion chromatography

中华人民共和国环境保护部

GB 13580.8-1992 Determination of nitrate in the wet precipitation
GB 13580.5-1992 Determination of fluoride,chloride,ntrite nitrate,salfate in the wet precipitation-Ion chromotography

Professional Standard - Agriculture

GB/T 5009.33-1996 Method for determination of nitrite and nitrate in foods
NY/T 1375-2007 Determination of Nitrite and Nitrate in Plant Products Ion Chromatography Method

Taiwan Provincial Standard of the People's Republic of China

CNS 15091-15-2007 Method of test for deep sea water - Determination of nitrite
CNS 15091-14-2007 Method of test for deep sea water - Determination of nitrate
CNS 1602-1962 Bismuth Subnitrate (Basic Bismuth Nitrate, Bismuth Oxynitrate)
CNS 12980-1992 Method of Test for Milk and Milk Products - Determination of Nitrate and Nitrite Contents of Edible Cheese

Yunnan Provincial Standard of the People's Republic of China

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

Professional Standard - Commodity Inspection

SN/T 3151-2012 Determination of nitrate and nitrite in food for export-Ion chromatography

South African Bureau of Standard

SANS 5210:2010 Water - Nitrate and nitrite content
SANS 5210:2006 Water - Nitrate and nitrite content

HU-MSZT

MSZ 448/12.lap-1964 Drinking water nitrate and nitrite ions definition
MSZ 260/11-1971 Test for determination of nitrate wastewater
MSZ 3789-1959 Cobalt(II) nitrate, for crystallization water analysis
MSZ 11483-1981 For nitrate research
MNOSZ 9475-1952 Wine testing. Nitrate and nitrite content indicators and detection
MSZ 24461-1957 Nitrate, for analysis
MSZ 8779-1964 Lead for analysis. Nitrate

Danish Standards Foundation

DS 223:1991 Water analysis. Determination of the sum of nitrite- and nitrate-nitrogen
DS/EN 12014-3:2005 Foodstuffs – Determination of nitrate and/or nitrite content – Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
DS 230:1988 Water quality. Nitrate- + nitrite-nitrogen. Reduction by Devardas alloy
DS/EN 12014-4:2005 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
DS/EN ISO 10304-1:2009 Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate

American Society for Testing and Materials (ASTM)

ASTM D3867-99 Standard Test Methods for Nitrite-Nitrate in Water
ASTM D3867-09 Standard Test Methods for Nitrite-Nitrate in Water
ASTM D3867-04 Standard Test Methods for Nitrite-Nitrate in Water
ASTM D3867-16 Standard Test Methods for Nitrite-Nitrate in Water
ASTM D7781-14 Standard Test Method for Nitrite-Nitrate in Water by Nitrate Reductase
ASTM D7781-23 Standard Test Method for Nitrite-Nitrate in Water by Nitrate Reductase
ASTM D3867-16(2021)e1 Standard Test Methods for Nitrite-Nitrate in Water

YU-JUS

JUS H.Z1.137-1985 Testing of industrial vvaters. Determination of nitrite-nitrate and the combined nitrite-nitrate nitrogen, Spectrophotometric method
JUS H.G8.382-1989 Reagents. Calciuin nitrata tetrahvdrate. Detarninatior. of calciun nitrate tetrahvdrate -ontent. EDTA(di-sodiun sait) conplexonezric method

Association Francaise de Normalisation

NF T30-047:1971 DETERMINATION OF WATER-SOLUBLE SALTS (SULPHATES,CHLORIDES,NITRATES) IN PIGMENTS.
NF V05-121:1979 Fruits, légumes et produits dérivés - Détermination des teneurs en nitrites et en nitrates
NF EN 12014-3:2005 Food products - Determination of the nitrate and/or nitrite content - Part 3: spectrometric determination of the nitrate and nitrite content of meat products after enzymatic reduction of nitrates to nitrites
NF V03-010-3*NF EN 12014-3:2005 Foodstuffs - Determination of nitrate and/or nitrite content - Part 3 : spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
NF V03-010-3:1998 Foodstuffs. Determination of nitrate and/or nitrite content. Part 3 : spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite.
NF EN 12014-4:2005 Food products - Determination of the nitrate and/or nitrite content - Part 4: determination by ion chromatography (IC) of the nitrate and nitrite content in meat products
NF V03-010-4*NF EN 12014-4:2005 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
NF T90-436-1*NF ISO 15923-1:2014 Water quality - Determination of selected parameters by discrete analysis systems - Part 1 : ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
NF ISO 15923-1:2014 Water quality - Determination of selected parameters by discrete analysis systems - Part 1: ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate by photometric detection
NF T90-042-1*NF EN ISO 10304-1:2009 Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1 : determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate.
NF T90-046:1996 Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 2 : determination of bromide, chloride, nitrate, nitite, orthophosphate and sulfate in waste water.

SE-SIS

SIS SS 02 81 33-1991 Determination of the sum of the nitrite and nitrate nitrogen content of water

Standard Association of Australia （SAA）

AS 2029:1977 Method for the determination of nitrate and nitrite content in waters

SCC

NS 4745:1991 Water analysis - Determination of the sum of nitrite nitrogen and nitrate nitrogen
BS 2690-7:1968 Methods of testing water used in industry-Nitrite, nitrate and ammonia (free, saline and albuminoid)
DANSK DS/EN 12014-3:2005 Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
NS-EN 12014-3:2005 Foodstuffs — Determination of nitrate and/or nitrite content — Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
BS DD ENV 12014-3:1998 Foodstuffs. Determination of nitrate and/or nitrite content-Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
NS 4865:1983 Air quality — Determination of the sum of nitrite- and nitrate-nitrogen in precipitation
AWWA ACE95065 Occurrence of Nitrates in Water Resources
AWWA ACE92115 Nitrate Removal at Des Moines Water Works
AWWA ACE61613 Biological Treatment of ISEPtm Brine Contaminated with Perchlorate and Nitrate
AWWA ACE92031 Nitrate Removal From Groundwater Sources
BS DD ENV 12014-4:1998 Foodstuffs. Determination of nitrate and/or nitrite content-Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products
AENOR UNE 34113:1981 Fruits, vegetables and derived products. Determination of nitrite and nitrate content. Photometric method.
AWWA ACE70896 Perchlorate, Nitrate and Iodide in Tap Water: NHANES 2005-2006
06/30126102 DC ISO 10304. Water quality. Determination of dissolved bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate. Method by liquid chromatography of ions
AENOR UNE 77027:1982 METHODS OF ANALYSIS OF INDUSTRIAL WATERS. NITRATES
DANSK DS/ISO 15923-1:2013 Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
AWWA WQTC69285 Pilot-Scale Demonstration of Biological Reduction of Perchlorate and Nitrate from Ion Exchange Brine
AWWA ACE68954 Facilitated Lead Corrosion by Nitrate in Water Distribution System
DANSK DS/EN 12014-4:2005 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
NS-EN 12014-4:2005 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
AWWA WQTC65748 Reduction of Nitrate through the Use of Nitrate Reductase for the SmartChem Autoanalyzer
AWWA WKICO66043 Achieving Both Nitrate and Perchlorate Removal from Groundwater in the San Gabriel Basin
11/30217195 DC BS ISO 15923-1. Water quality. Determination of ions by a discrete analysis system and spectrophotometric detection. Part 1. Ammonium, chloride, nitrate, nitrite, orthophosphate, silicate and sulfate
AWWA ACE93176 On-Line Analysis of Nitrate and Iron in Drinking Water
DANSK DS/EN ISO 10304-1:2009 Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate

CZ-CSN

CSN 65 4102-1984 Tempenng hitrate and nitrite salts
CSN 68 4132-1985 Determination of small mouts of nitrites

NO-SN

NS 4745-1991 Water analysis - Determination of the sum of nitrite nitrogen and nitrate nitrogen
NS 4865-1983 Air quality - Determination of the sum of nitrite- and nitrate-nitrogen in precipitation

Korean Agency for Technology and Standards (KATS)

KS I 3220-2017 Water quality－Determination of nitrate
KS I 3220-2007(2017) Water quality－Determination of nitrate
KS I 3220-2007 Water quality－Determination of nitrate
KS M 8393-2014 Manganese(Ⅱ) nitrate hexahydrate (Reagent)
KS M 9108-1996 Water quality-Determination of dissolved fluoride,chloride,nitrite,orthophosphate,bromide,nitrate and sulfate ions,using liquid chromatography of ions(Method for water with low contamination)
KS M ISO 10304-2-2008 Water quality－Determination of dissolved anions by liquid chromatography of ions－Part 2：Determination of bromide, chloride, nitrate,nitrite, orthophosphate and sulfate in waste water
KS M ISO 10304-2:2008 Water quality－Determination of dissolved anions by liquid chromatography of ions－Part 2：Determination of bromide, chloride, nitrate,nitrite, orthophosphate and sulfate in waste water
KS M ISO 10304-2:2003 Water quality－Determination of dissolved anions by liquid chromatography of ions－Part 2：Determination of bromide, chloride, nitrate,nitrite, orthophosphate and sulfate in waste water
KS H ISO 8195-2006 Caseins and caseinates－Determination of nitrate and nitrite contents－Method by cadmium reduction and spectrometry
KS H ISO 4099:2001 Cheese－Determination of nitrate and nitrite contents－Method by cadmium reduction and photometry
KS H ISO 6736:2001 Dried milk－Determination of nitrate and nitrite contents－Method by cadmium reduction and photometry

RO-ASRO

STAS 3048/1-1977 DRINKING WATE& Determination of nitrates
STAS 12999-1991 SEA WATER Azotates content determination
STAS 12754-1989 SEA WATER Nitrites content determination
STAS 11581-1983 VEGETABLE AND FRUIT PRODUCTSAND VEGETABLE WITH MEAT PRODUCTS Determination of nitrate and nitrite contents
STAS 8900/1-1971 SURFACE AND WASTE WATERS Nitrate determination
STAS 8900/2-1971 SURFACE AND WASTE WATERS Nitrite determination
STAS 10314-1984 MILK AND MILK PRODUCTS Determination of nitrites and nitrates content

European Committee for Standardization (CEN)

DD ENV 12014-3-1998 Foodstuffs - Determination of Nitrate and/or Nitrite Content - Part 3: Spectrometric Determination of Nitrate and Nitrite Content of Meat Products After Enzymatic Reduction of Nitrate to Nitrite
EN 12014-3:2005 Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite

British Standards Institution (BSI)

BS EN 12014-3:2005 Foodstuffs - Determination of nitrate and/or nitrite content - Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
DD ENV 12014-4-1998 Foodstuffs. Determination of nitrate and/or nitrite content. Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products
BS EN 12014-4:2005 Foodstuffs - Determination of nitrate and/or nitrite content - Ion-exchange chromatographic (IC) method for the determination of nitrate and nitrite content of meat products
BS ISO 15923-1:2013 Water quality. Determination of selected parameters by discrete analysis systems. Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
BS EN 12014-1:1997(2000) Foodstuffs - Determination of nitrate and/or nitrite content - General considerations
BS EN 12014-1:1997 Foodstuffs - Determination of nitrate and/or nitrite content - General considerations
BS EN ISO 10304-2:1997(1998)*BS 6068-2.53:1997 Water quality — Determination of dissolved anions by liquid chromatography of ions — Part 2 : Determination of bromide, chloride, nitrate, nitrite, orthophosphate and sulfate in waste water
BS 6248-11:1987 Caseins and caseinates. Method for determination of nitrate and nitrite contents
BS EN ISO 15923-1:2024 Water quality. Determination of selected parameters by discrete analysis systems - Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
BS EN 12014-5:1997 Foodstuffs - Determination of nitrate and/or nitrite content - Enzymatic determination of nitrate content of vegetable-containing food for babies and infants
BS EN 12014-2:1997 Foodstuffs - Determination of nitrate and/or nitrite content - HPLC/IC method for the determination of nitrate content of vegetables and vegetable products

Lithuanian Standards Office

LST EN 12014-3-2005 Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
LST EN 12014-4-2005 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

Spanish Association for Standardization (UNE)

UNE-EN 12014-3:2006 Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
UNE 34113:1981 FRUIT, VEGETABLE PRODUCTS AND DERIVED PRODUCTS. DETERMINATION OF NITRITES AND NITRITES CONTENT. PHOTOMETRIC METHOD.
UNE-EN 12014-4:2006 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

U.S. Military Regulations and Norms

ARMY A-A-59339 VALID NOTICE 1-2003 GUANIDINE NITRATE
ARMY A-A-59339-1998 GUANIDINE NITRATE

German Institute for Standardization

DIN EN 12014-3:2005 Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite; German version EN 12014-3:2005
DIN EN 12014-3:2005-08 Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite; German version EN 12014-3:2005
DIN EN 12014-4:2005 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 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 ISO 15923-1 E:2012-01 Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
DIN ISO 15923-1:2014-07 Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection (ISO 15923-1:2013)
DIN EN ISO 10304-1:1995 Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate
DIN ISO 15923-1:2014 Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection (ISO 15923-1:2013)
DIN EN ISO 10304-1:2009-07 Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate (ISO 10304-1:2007); German version EN ISO 10304-1:2009

PL-PKN

PN A75112-1992 Fruits, vegetables and derived products. Determination of nitrites and nitrates content
PN C04642-05-1991 Water and waste water. Tests of pollutants in atmospheric precipitation. Determination of nitrite and the sum of nitrate and nitrite by colorimetric method
PN A82114-1974 Mea? and meat produc?s Determinalion of nitrites and ni?ra?es
PN BN 6191-05-1963 Calcium nitrate test reagent

Indonesia Standards

SNI 06-2484-2002 Test methods for nitrite content in water by colorymetry
SNI 06-6857-2002 Test methods of nitrite content in water by colorimetry with Gries Romeyer reagent
SNI 19-1662-1989 Water and waste water, Test method for nitrite content

Japanese Industrial Standards Committee (JISC)

JIS K 0400-35-40:2000 Water quality -- Determination of dissolved anions by liquid chromatography of ions -- Part 2: Determination of bromide, chloride, nitrate, nitrite, orthophosphate and sulfate in waste water
JIS K 8553:1961 Zirconyl nitrate

AT-ON

ONORM M 6283-1990 Water analysis; determination of fluoride, Chloride, nitrite, Phosphate, bromide, nitrate and sulfate by Ion exchange chromatography
ONORM M 6238 Teil.1-1986 Water analysis; determination ofnitrate; 2,6-dimethylphenol spectrometric method

GM Europe

GME B 040 0427-2003 Nitrate-Free Phosphate Solution (English/German)

RU-GOST R

GOST EN 12014-3-2015 Foodstuffs. Determination of nitrate and/or nitrite content. Part 3. Spectrophotometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
GOST 18826-1973 Drinking water. Methods for determination of nitrates content
GOST R 51460-1999 Cheese. Method for determination of nitrate and nitrite contents
GOST EN 12014-4-2015 Foodstuffs. Determination of nitrate and/or nitrite content. Part 4. Determination of nitrate and nitrite content in meat products by ion-exchange chromatographic method
GOST R 51454-1999 Caseins and caseinates. Method of determination of nitrate and nitrite contents
GOST 32257-2013 Milk and milk products. Method for determination of nitrate and nitrite contents

FI-SFS

SFS 2015-1969 Mercury (I) Nitrate Test for Copper Metal

International Organization for Standardization (ISO)

ISO 10304-2:1995 Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 2: Determination of bromide, chloride, nitrate, nitrite, orthophosphate and sulfate in waste water
ISO 6635:1984 Fruits, vegetables and derived products; Determination of nitrite and nitrate content; Molecular absorption spectrometric method
ISO 15923-1:2013 Water quality.Determination of selected parameters by discrete analysis systems.Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
ISO 7890-3:1988 Water quality; determination of nitrate; part 3: spectrometric method using sulfosalicylic acid
ISO 6736:1982 Dried milk; Determination of nitrate and nitrite contents; Method by cadmium reduction and photometry

NL-NEN

NEN 6474-1981 Water ■ Photometric determination of nitrite content
NEN 6588-1988 Rain water - Determination of chloride, phosphate, nitrate and sulphate content by ionchromatography
NEN 6440-1981 Water - Photometric determination of nitrate content
NEN 6652-1992 Water- Photometric determination of the sum of the contents of dissolved nitrate and nitrite by continuous flow analysis

BE-NBN

NBN V 21-027-1982 Cheese - Determination of nitrate and nitrite contents - Reference method

GSO

GSO ISO 15923-1:2015 Water quality -- Determination of selected parameters by discrete analysis systems -- Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
BH GSO ISO 15923-1:2017 Water quality -- Determination of selected parameters by discrete analysis systems -- Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
GSO ISO 10304-1:2014 Water quality -- Determination of dissolved anions by liquid chromatography of ions -- Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate
GSO ISO 6635:2015 Fruits, vegetables and derived products -- Determination of nitrite and nitrate content -- Molecular absorption spectrometric method
BH GSO ISO 7890-3:2016 Water quality - Determination of nitrate - Part 3: Spectrometric method using sulfosalicylic acid
OS GSO ISO 10304-1:2014 Water quality -- Determination of dissolved anions by liquid chromatography of ions -- Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate

KR-KS

KS M ISO 10304-2-2003 Water quality－Determination of dissolved anions by liquid chromatography of ions－Part 2：Determination of bromide, chloride, nitrate,nitrite, orthophosphate and sulfate in waste water
KS H ISO 6736-2001 Dried milk－Determination of nitrate and nitrite contents－Method by cadmium reduction and photometry
KS H ISO 4099-2001 Cheese－Determination of nitrate and nitrite contents－Method by cadmium reduction and photometry

VN-TCVN

TCVN 6494-1-2011 Water quality.Determination of dissolved anions by liquid chromatography of ions.Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate
TCVN 7767-2007 Fruits, vegetables and derived products.Determination of nitrite and nitrate content.Molecular absorption spectrometric method
TCVN 7257-2003 Tobacco and tobacco products.Determination of total nitrate and nitrite contents