Determination of nitrate in water samples

Determination of nitrate in water samples, Total:94 items.

The international standard classification for "Determination of nitrate in water samples" includes: Milk and processed milk products , Pigments and extenders , Fruits. Vegetables , food products in general , Water of natural resources .

The Chinese standard classification for "Determination of nitrate in water samples" includes: Chemical reagent in general , Children foods , Basic standard and general method for pigment , Basic standards and general methods , Food sanitation , Boiler and its auxiliary equipment , Basic standard and general method for coating , Environmental Quality Standard for atmosphere, water and soil , 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 6912.2-1986 Determination of nitrate and nitrite - Nitrite UV photometric method
GB/T 5211.11-1986 Determination of water-soluble sulfates chlorides and nitrates of pigments
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 15401-1994 Fruits, vegetables and derived products--Determination of nitrite and nitrate content
GB/T 5009.33-2008 Determination of nitrite and nitrate in foods
GB 6912.1-1986 Determination of nitrate and nitrite - Nitrate UV photometric method
GB/T 5009.33-2003 Determination of nitrite and nitrate in foods
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 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 13580.8-1992 Determination of nitrate in the wet precipitation
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
GB 6912.3-1986 Determination of nitrate and nitrite a-naphthylamine hydrochloride spectrophotometric 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 13580.5-1992 Determination of fluoride, chloride, ntrite, nitrate, salfate in the wet precipitation - Ion chromotography

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

JJG 656-2013 Nitrate-Nitrogen Automatic Analyzers

Professional Standard - Environmental Protection

HJ/T 346-2007 Water quality-Determination of nitrate-nitrogen-Ultraviolet spectrophotometry

中华人民共和国环境保护部

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

Professional Standard - Agriculture

GB/T 5009.33-1996 Method for determination of nitrite and nitrate in foods

Group Standards of the People's Republic of China

T/LNIQA 019-2024 Determination of fluoride, chloride, nitrate, nitrite, sulfate, bromate and phosphate content in drinking natural mineral water - ion chromatography
T/CPCIF 0168-2021 Rapid detection kits for nitrite，nitrate and ammonia nitrogen in water

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

Taiwan Provincial Standard of the People's Republic of China

CNS 15091-14-2007 Method of test for deep sea water - Determination of 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

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 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

SE-SIS

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

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 8900/1-1971 SURFACE AND WASTE WATERS Nitrate determination
STAS 11581-1983 VEGETABLE AND FRUIT PRODUCTSAND VEGETABLE WITH MEAT PRODUCTS Determination of nitrate and nitrite contents
STAS 8900/2-1971 SURFACE AND WASTE WATERS Nitrite determination
STAS 10314-1984 MILK AND MILK PRODUCTS Determination of nitrites and nitrates content

SCC

AS 2029:1977 Method for the determination of nitrate and nitrite content in waters
NS 4745:1991 Water analysis - Determination of the sum of nitrite nitrogen and nitrate nitrogen
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
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.

YU-JUS

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

HU-MSZT

MSZ 260/11-1971 Test for determination of nitrate wastewater
MSZ 448/12.lap-1964 Drinking water nitrate and nitrite ions definition

ZA-SANS

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

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

Association Francaise de Normalisation

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

American Society for Testing and Materials (ASTM)

ASTM D7781-23 Standard Test Method for Nitrite-Nitrate in Water by Nitrate Reductase
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

Indonesia Standards

SNI 06-2484-2002 Test methods for nitrite content in water by colorymetry

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
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 EN 12014-1:1997(2000) Foodstuffs - Determination of nitrate and/or nitrite content - General considerations
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 12014-5:1997 Foodstuffs - Determination of nitrate and/or nitrite content - Enzymatic determination of nitrate content of vegetable-containing food for babies and infants
BS EN 12014-1:1997 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 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

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

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

AENOR

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

RU-GOST R

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 R ISO 15587-1-2014 Water. Sample digestion using the mixture of hydrochloric and nitric acids for the determination of selected elements
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

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 12014-4:2005-08 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

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

NL-NEN

NEN 6474-1981 Water ■ Photometric determination of nitrite content
NEN 6440-1981 Water - Photometric determination of nitrate content

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

CZ-CSN

CSN 68 4132-1985 Determination of small mouts of nitrites

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

BE-NBN

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

AT-ON

ONORM M 6283-1990 Water analysis; determination of fluoride, Chloride, nitrite, Phosphate, bromide, nitrate and sulfate by Ion exchange chromatography