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Determination of water quality nitrate nitrogen
Determination of water quality nitrate nitrogen, Total:295 items.
In the international standard classification, Determination of water quality nitrate nitrogen involves: Fertilizers, Soil quality. Pedology, Water quality, Environmental testing, Farming and forestry, Test conditions and procedures in general, Inorganic chemicals, Wastes, Vocabularies, Analytical chemistry, Products of the chemical industry, Geology. Meteorology. Hydrology.
FI-SFS, Determination of water quality nitrate 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
Korean Agency for Technology and Standards (KATS), Determination of water quality nitrate 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 14255-2009(2019) Soil quality－Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
- 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 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 3220-2007(2017) Water quality－Determination of nitrate
- KS I ISO 11905-2-2008(2013) Water quality－Determination of nitrogen－Part 2：Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
- KS I ISO 5663-2007(2017) Water quality－Determination of Kjeldahl nitrogen－Method after mineralization with selenuium
- KS I ISO 14255:2009 Soil quality－Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
- KS I ISO 5663:2007 Water quality－Determination of Kjeldahl nitrogen－Method after mineralization with selenuium
- KS I ISO 17495-2007(2017) Water quality－Determination of selected nitrophenols－Method by solidphase extraction and gas chromatography with mass spectrometric detection
- KS I ISO 6777:2007 Water quality－Determination of nitrite－Molecular absorption spectrometric method
- KS I ISO 6777-2007(2017) Water quality－Determination of nitrite－Molecular absorption spectrometric method
- KS I ISO 15587-2-2008(2013) Water quality－Digestion for the determination of selected elements in water－Part 2：Nitric acid digestion
- KS M 9106-1996 Water quality-Determination of borate(Spectrometric method using azomethine-H)
- KS I ISO 6332:2021 Water quality ― Determination of iron —Spectrometric method using 1,10-phenanthroline
- KS I ISO 11905-2:2008 Water quality-Determination of nitrogen-Part 2:Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
- KS M ISO 10048:2003 WATER QUALITY - DETERMINATION OF NITROGEN - CATALYTIC DIGESTION AFTER REDUCTION WITH DEVARDA'S ALLOY
- KS I ISO 11905-1:2008 Water quality-Determination of nitrogen-Part 1:Method using oxidative digestion with peroxodisulfate
- KS I ISO 11732:2008 Water quality－Determination of ammonium nitrogen－Method by flow analysis(CFA and FIA) and spectrometric detection
- KS I ISO 10695:2021 Water quality — Determination of selected organic nitrogen and phosphorus compounds — Gas chromatographic methods
- KS I ISO 10695-2006(2016) Water quality－Determination of selected organic nitrogen andphosphorus compounds－Gas chromatographic methods
- 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 14238:2008 Soil quality-Biological methods-Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
- KS I ISO 14238:2018 Soil quality ― Biological methods ― Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
- KS I ISO 12890-2006(2016) Water quality－Determination of toxicity to embryos and larvae of freshwater fish－Semi-static method
- KS I ISO 12890-2006(2021) Water quality－Determination of toxicity to embryos and larvae of freshwater fish－Semi-static method
- KS I ISO 10695:2006 Water quality－Determination of selected organic nitrogen andphosphorus compounds－Gas chromatographic methods
- KS I ISO 9297-2007(2017) Water quality－Determination of chloride－Silver nitrate titration with chromate indicator(Mohr''s method)
- KS I ISO 12890:2006 Water quality－Determination of toxicity to embryos and larvae of freshwater fish－Semi-static method
- KS I ISO 9297:2007 Water quality-Determination of chloride-Silver nitrate titration with chromate indicator(Mohr's method)
- KS I ISO 15587-2:2008 Water quality-Digestion for the determination of selected elements in water-Part 2:Nitric acid digestion
- KS I ISO 7346-1-2008(2018) Water quality－Determination of the acute lethal toxicity of substances to a freshwater fish[Brachydanio rerio Hamilton-Buchanan(Teleostei, Cyprinidae)]－Part 1：Static method
Association Francaise de Normalisation, Determination of water quality nitrate nitrogen
- 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 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 T20-296:1970 Chemical analysis of sulphuric acid and oleums. Determination of nitrous nitrogen and nitric nitrogen.
- NF T90-060:2004 Water quality - Determination of nitrogen - Determination of bound nitrogen (TN sub b), following oxidation to nitrogen oxides.
- 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 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.
- 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 EN ISO 15587-2:2002 Qualité de l'eau - Digestion pour la détermination de certains éléments dans l'eau - Partie 2 : digestion à l'acide nitrique
- NF EN ISO 10695:2000 Qualité de l'eau - Dosage de certains composés organiques azotés et phosphorés sélectionnés - Méthodes par chromatographie en phase gazeuse
- 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 T90-121*NF EN ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods
- NF S57-037-10*NF ISO 22863-10:2021 Fireworks - Test methods for determination of specific chemical substances -Part 10 : nitrogen content in nitrocellulose by iron(II) sulfate titration
- FD T90-331*FD ISO 12890:2003 Water quality - Determination of toxicity to embryos and larvae of freshwater fish - Semi-static method
- FD ISO 12890:2003 Qualité de l'eau - Détermination de la toxicité vis-à-vis des embryons et larves de poissons d'eau douce - Méthode semi-statique
- NF EN ISO 17495:2003 Qualité de l'eau - Dosage des nitrophénols sélectionnés - Méthode par extraction en phase solide avec détection par chromatographie en phase gazeuse et spectrométrie de masse
- NF T90-181*NF EN ISO 17495:2003 Water quality - Determination of selected nitrophenols - Method by solid phase extraction and gas chromatography with mass spectrometric detection.
- NF T90-014*NF ISO 9297:2000 Water quality - Determination of chloride - Silver nitrate titration with chromate indicator (Mohr's method).
- NF T90-137-2*NF EN ISO 15587-2:2002 Water quality - Digestion for the determination of selected elements in water - Part 2 : nitric acid digestion
Professional Standard - Agriculture, Determination of water quality nitrate nitrogen
- NY/T 1116-2014 Fertilizers.Determination of nitrate nitrogen, ammonium nitrogen, amide nitrogen contents
- GB 3597-1983 Determination of nitrate nitrogen content in fertilizers Nitrogen reagent gravimetric method
- NY/T 1116-2006 Fertilizers-Determination of nitrate nitrogen content.UItraviolet spectro-photometric method
Danish Standards Foundation, Determination of water quality nitrate nitrogen
- DS 223:1991 Water analysis. Determination of the sum of nitrite- and nitrate-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/EN 12260:2004 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
- DS/EN ISO 11732:2005 Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection
- DS/EN 25663:1994 Water quality-Determination of Kjeldahl nitrogen-Method after mineralization with selenium
- DS/ISO 5663:1994 Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with selenium
- DS/EN 26777:1993 Water quality. Determination of nitrite. Molecular absorption spectrometric method
- DS/EN 26777:2003 Water quality - Determination of nitrite - Molecular absorption spectrometric method
- DS/EN ISO 17495:2003 Water quality - Determination of selected nitrophenols - Method by solid-phase extraction and gas chromatography with mass 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 ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods
- DS/ISO 12890:2000 Water quality - Determination of toxicity to embryos and larvae of freshwater fish - Semi-static method
- DS/EN ISO 15587-2:2003 Water quality - Digestion for the determination of selected elements in water - Part 2: Nitric acid digestion (ISO 15587-2:2002)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination of water quality nitrate 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 7480-1987 Water quality--Determination of nitrate--Spectrophotometric method with phenol disulfonic acid
- GB/T 32737-2016 Determination of nitrate nitrogen in soil - Ultraviolet spectrophotometry method
- GB/T 11891-1989 Water quality--Determination of Kjeldahl nitrogen
- GB/T 11896-1989 Water quality--Determination of chloride--Silver nitrate titration method
- GB/T 13194-1991 Water quality--Determination of nitrobenzene, mononitrotoluene(MNT),nitrochlorobenzene and oinitrotoluene(ONT)--Gas chromatography
- GB/T 13902-1992 Water quality.Determination of nitroglycerine.Oscillopolarography
- GB/T 13901-13902-1992 Determination of water quality dinitrotoluene and nitroglycerin by oscillographic polarography
- GB/T 42488-2023 Soil Quality Determination of Inorganic Nitrogen 15N Abundance in Soil Stable Isotope Ratio Mass Spectrometry
- GB/T 11900-1989 Water quality--Determination of trace amounts of arsenic--Spectrophotometric method with silver salt
NO-SN, Determination of water quality nitrate nitrogen
- 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
Professional Standard - Forestry, Determination of water quality nitrate nitrogen
British Standards Institution (BSI), Determination of water quality nitrate nitrogen
- BS EN 15559:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
- 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 ISO 23695:2023 Water quality. Determination of ammonium nitrogen in water. Small-scale sealed tube method
- 21/30396472 DC BS ISO 23695. Water quality. Determination of ammonium nitrogen in water. Small-scale sealed tube method
- 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
- 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 12260:2003(2008)*BS 6068-2.83:2003 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
- BS EN ISO 11732:2005 Water quality. Determination of ammonium nitrogen. Method by flow analysis (CFA and FIA) and spectrometric detection
- 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 EN 12260:2003 Water quality. Determination of nitrogen. Determination of bound nitrogen (TN<sub>b</sub>), following oxidation to nitrogen oxides
- BS EN ISO 15587-2:2002 Water quality. Digestion for the determination of selected elements in water. Nitric acid digestion
- BS EN 25663:1993 Water quality. Determination of Kjeldahl nitrogen. Method after mineralization with selenium
- DD ENV 12260-1996 Water quality. Determination of nitrogen. Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
- BS EN ISO 11905-1:1998 Water quality. Determination of nitrogen.. Method using oxidative digestion with peroxodisulfate
- BS ISO 22863-10:2021 Fireworks. Test methods for determination of specific chemical substances. Nitrogen content in nitrocellulose by iron(II) sulfate titration
- BS EN ISO 17495:2003 Water quality - Determination of selected nitrophenols - Method by solid-phase extraction and gas chromatography with mass spectrometric detection
- BS EN ISO 14238:2013 Soil quality. Biological methods. Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
Indonesia Standards, Determination of water quality nitrate nitrogen
- SNI 19-6964.7-2003 Seawater quality - Part 7: Test methods of nitrates (NO3-N) with cadmium reduction by spectrophotometry
PL-PKN, Determination of water quality nitrate nitrogen
- PN C04576-10-1986 Water and waste water Tests for nitrogen Determination of nitrate nitrogen by potentiometric method with ion selective electrode
- PN C04642-04-1991 Water and waste water. Tests of pollutants in atmospheric precipitation. Determination of ammonium nitrogen by colorimetric method
- 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?
BE-NBN, Determination of water quality nitrate nitrogen
- NBN T 91-256-1977 Water analysis methods - Determination of the nitrate nitrogen -Photometric method with chromotropic acid
- NBN T 91-255-1976 Water analysis methods - Determination of the ammoniacal and organic nitrogen - (Kjeldahl nitrogen)
- NBN T 91-257-1977 Water analysis methods - Determination of the nitrite nitrogen - Photoraetric method
- 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 T 91-252-1976 Water analysis methods - Determination of the ammoniacal nitro-gen after preliminary distillation
- NBN T 91-254-1976 Water analysis methods - Determination of the ammoniacal nitrogen -Direct photometric methodwith sodium phenate
- NBN T 91-251-1976 Water analysis methods — Determination of the ammoniacal nitrogen — Direct photometric method with Nessler reagent
- NBN T 03-068-1979 Ammonium sulphate for industrial use - Determination of matter insoluble in water - Gravimetrie method
- NBN T 03-053-1979 Ammonium nitrate for industrial use - Determination of matter insoluble in water - Gravimetrie method
- NBN-EN 26777-1993 Water quality. Determination of nitrite. Molecular absorption spectrometric method (ISO 6777:1984)
RU-GOST R, Determination of water quality nitrate nitrogen
- GOST EN 15604-2013 Fertilizers. Determination of different forms of nitrogen in the same sample: nitric, ammoniacal, cyanamide and urea 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 33045-2014 Water. Methods for determination of nitrogen-containing matters
- GOST 28995-1991 Liquefied anhydrous ammonia for industrial use. Determination of water content. Gas chromatographic method
International Organization for Standardization (ISO), Determination of water quality nitrate nitrogen
- ISO 4176:1981 Fertilizers; Determination of nitrate nitrogen content; Nitron gravimetric method
- ISO 23695:2023 Water quality — Determination of ammonium nitrogen in water — Small-scale sealed tube method
- 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 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 14255:1998 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
- ISO 5663:1984 Water quality; Determination of Kjeldahl nitrogen; Method after mineralization with selenium
- ISO 6777:1984 Water quality; Determination of nitrite; Molecular absorption spectrometric method
- ISO/TR 11905-2:1997 Water quality - Determination of nitrogen - Part 2: Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
- ISO 7890-3:1988 Water quality; determination of nitrate; part 3: spectrometric method using sulfosalicylic acid
- ISO 11905-1:1997 Water quality - Determination of nitrogen - Part 1: Method using oxidative digestion with peroxodisulfate
- ISO 11732:2005 Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection
- ISO 7890-1:1986 Water quality; Determination of nitrate; Part 1 : 2,6-Dimethylphenol spectrometric method
- ISO 14238:1997 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
- ISO 14238:2012 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
- ISO 22863-10:2021 Fireworks - Test methods for determination of specific chemical substances - Part 10: Nitrogen content in nitrocellulose by iron(II) sulfate titration
- ISO 7408:1983 Fertilizers; Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide; Titrimetric method
- ISO 10048:1991 Water quality — Determination of nitrogen — Catalytic digestion after reduction with Devarda's alloy
- ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas-chromatographic methods
- ISO 12890:1999 Water quality - Determination of toxicity to embryos and larvae of freshwater fish - Semi-static method
- ISO 9297:1989 Water quality; determination of chloride; silver nitrate titration with chromate indicator (Mohr's method)
- ISO 15587-2:2002 Water quality - Digestion for the determination of selected elements in water - Part 2: Nitric acid digestion
中华人民共和国环境保护部, Determination of water quality nitrate nitrogen
- GB 7493-1987 Water quality-Determination of nitrogen (nitrite)-Spectrophotometric method
- GB 7480-1987 Water quality-Determination of nitrate-Spectrophotometric method with phenol disulfonic acid
- GB 11891-1989 Water quality-Determination of Kjeldahl nitrogen
- GB 11896-1989 Water quality-Determination of chioride-Silver nitrate titration method
- GB 13194-1991 Water quality-Determination of nitrobenzenc,mononitrotoluene(MNT),nitrochlorobenzenc and dinitrotolnene(ONT)-Gas chromatography
- GB/T 13901-1992 Water quality-Determination of dinitrotolucnc-Oscillopolarography
- GB 11900-1989 Water quality-Determination of trace amounts of arsenic-Spectrophotometric method with silver salt
German Institute for Standardization, Determination of water quality nitrate nitrogen
- 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 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 ISO 14255:1998-11 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant (ISO 14255:1998)
- DIN EN 15604:2009-06 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen; German version EN 15604:2009 / Note: To be replaced by DIN EN ISO 15604 (2019-06).
- DIN EN ISO 13395:1996-12 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 ISO 14255:1998 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant (ISO 14255:1998)
- DIN EN 12260:2003 Water quality - Determination of nitrogen - Determination of bound nitrogen (TN<(Index)b>), following oxidation to nitrogen oxides; German version EN 12260:2003
- 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 ISO 11732:2005-05 Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection (ISO 11732:2005); German version EN ISO 11732:2005
- DIN EN ISO 11905-1:1998 Water quality - Determination of nitrogen - Part 1: Method using oxidative digestion with peroxodisulfate (ISO 11905-1:1997); German version EN ISO 11905-1:1998
- DIN 19746:2005-06 Soil quality - Determination of mineral nitrogen (nitrat and ammonium) in soil profiles (Nmin laboratory method)
- DIN EN ISO 11732:2005 Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection (ISO 11732:2005); German version EN ISO 11732:2005
- DIN EN 26777:1993 Water quality; determination of nitrite; molecular absorption spectrometric method (ISO 6777:1984); german version EN 26777:1993
- DIN EN ISO 15587-2:2002-07 Water quality - Digestion for the determination of elements in water - Part 2: Nitric acid digestion (ISO 15587-2:2002); German version EN ISO 15587-2:2002
- DIN EN ISO 17495:2003-09 Water quality - Determination of selected nitrophenols - Method by solid phase extraction and gas chromatography with mass spectrometric detection (ISO 17495:2001); German version EN ISO 17495:2003
- DIN EN 25663:1993-11 Water quality; determination of Kjeldahl nitrogen; method after mineralization with selenium (ISO 5663:1984); German version EN 25663:1993
- DIN 19746:2005 Soil quality - Determination of mineral nitrogen (nitrat and ammonium) in soil profiles (Nmin laboratory method)
- DIN EN ISO 10695:2000-11 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods (ISO 10695:2000); German version EN ISO 10695:2000
- DIN EN 26777:1993-04 Water quality; determination of nitrite; molecular absorption spectrometric method (ISO 6777:1984); german version EN 26777:1993
- DIN EN 25663:1993 Water quality; determination of Kjeldahl nitrogen; method after mineralization with selenium (ISO 5663:1984); German version EN 25663:1993
- DIN EN ISO 17495:2003 Water quality - Determination of selected nitrophenols - Method by solid phase extraction and gas chromatography with mass spectrometric detection (ISO 17495:2001); German version EN ISO 17495:2003
- DIN EN ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods (ISO 10695:2000); German version EN ISO 10695:2000
Shandong Provincial Standard of the People's Republic of China, Determination of water quality nitrate nitrogen
Tianjin Provincial Standard of the People's Republic of China, Determination of water quality nitrate nitrogen
Japanese Industrial Standards Committee (JISC), Determination of water quality nitrate 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
- JIS K 0170-1:2011 Testing methods for water quality by flow analysis -- Part 1: Ammonium nitrogen
- JIS K 0170-1:2019 Testing methods for water quality by flow analysis -- Part 1: Ammonium nitrogen
- JIS K 0400-44-40:2000 Water quality -- Determination of Kjeldahl nitrogen -- Method after mineralization with selenium
- JIS K 0400-43-30:2000 Water quality -- Determination of nitrite -- Molecular absorption spectrometric method
- JIS K 0400-45-10:2000 Water quality -- Determination of nitrogen -- Catalytic digestion after reduction with Devarda's alloy
- JIS K 0400-35-10:1999 Water quality -- Determination of chloride -- Silver nitrate titration with chromate indicator (Mohr's method)
- 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 0400-43-60:2000 Water quality -- Determination of nitrate -- Part 3: Spectrometric method using sulfosalicylic acid
Jilin Provincial Standard of the People's Republic of China, Determination of water quality nitrate 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
Professional Standard - Environmental Protection, Determination of water quality nitrate nitrogen
- HJ/T 198-2005 Water quality - Determination of nitrate-nitrogen Gas-phase molecular absorption spectrometry
- HJ/T 346-2007 Water quality. Determination of nitrate-nitrogen. Ultraviolet spectrophotometry
- HJ/T 197-2005 Water quality - Determination of nitrite-nitrogen Gas-phase molecular absorption spectrometry
- 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 850-2017 Water quality — Determination of mesotrione —High performance liquid chromatography
- HJ/T 343-2007 Water quality. Determination of chloride. mercury nitrate titration
- HJ 1191-2021 Spectrophotometric method for the determination of water quality azide
- HJ 716-2014 Water quality.Determination of nitroaromatics.Gas chromatography mass spectrometry
- HJ 1150-2020 Determination of Nitrophenol Compounds in Water Quality by Gas Chromatography-Mass Spectrometry
- 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 592-2010 Water quality.Determination of nitrobenzene-compounds by gas chromatography
- HJ 809-2016 Water quality—Determination of nitrosamine compounds —Gas chromatography
- HJ/T 196-2005 Water quality - Determination of Kjeldahl-nitrogen Gas-phase molecular absorption spectrcmetry
Group Standards of the People's Republic of China, Determination of water quality nitrate nitrogen
- T/CHES 13-2017 Water Quality Determination of Nitrate Nitrogen Gas Phase Molecular Absorption Spectrometry
- T/CHES 14-2017 Water Quality Determination of Nitrite Nitrogen Gas Phase Molecular Absorption Spectrometry
- T/NAIA 0169-2022 Water Quality Determination of Ammonia Nitrogen by Ion Chromatography
- T/CHES 15-2017 Determination of Total Nitrogen in Water Quality Gas Phase Molecular Absorption Spectrometry
- T/CHES 12-2017 Water Quality Determination of Ammonia Nitrogen Gas Phase Molecular Absorption Spectrometry
- T/CHES 27-2019 Water Quality Determination of Ammonia Nitrogen Automatic Analysis Nessler's Reagent Spectrophotometry
European Committee for Standardization (CEN), Determination of water quality nitrate 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
- EN 12260:2003 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
- EN 13342:2000 Characterisation of sludges - Determination of Kjeldahl nitrogen
- DD ENV 12 260-1996 Water Quality - Determination of Nitrogen - Determination of Bound Nitrogen, After Combustion and Oxidation to Nitrogen Dioxide, Using Chemiluminescence Detection
- EN 26777:1993 Water Quality - Determination of Nitrite - Molecular Absorption Spectrometric Method (ISO 6777: 1984)
- prEN 26777-1992 Water quality; determination of nitrate; molecular absorption spectrometric method (ISO 6777:1984)
- EN ISO 11732:2005 Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection (ISO 11732:2005)
- EN 25663:1993 Water quality; determination of Kjeldahl nitrogen; method after mineralization with selenium (ISO 5663:1984)
- EN ISO 10304-1:2009/AC:2012 Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate - Technical Corrigendum 1 (ISO 10304-1:2007/Cor 1:2010)
- 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 (ISO 10304-1:2007)
- EN ISO 14238:2013 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
AENOR, Determination of water quality nitrate nitrogen
- UNE 77306:1999 SOIL QUALITY. DETERMINATION OF NITRATE NITROGEN, AMMONIUM NITROGEN AND TOTAL SOLUBLE NITROGEN IN AIR-DRY SOIL USING CALCIUM CHLORIDE SOLUTION AS EXTRACTANT.
- UNE-EN 12260:2004 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
- 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 ISO 11732:2005 Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection (ISO 11732:2005)
- UNE-EN 25663:1994 WATER QUALITY. DETERMINATION OF KJELDAHL NITROGEN. METHOD AFTER MINERALIZATION WITH SELENIUM. (ISO 5663:1984).
- UNE-EN 26777:1994 WATER QUALITY. DETERMINATION OF NITRITE. MOLECULAR ABSORPTION SPECTROMETRIC METHOD. (ISO 6777:1984).
- UNE-EN ISO 17495:2003 Water quality - Determination of selected nitrophenols - Method by solid-phase extraction and gas chromatography with mass spectrometric detection (ISO 17495:2001)
- UNE-ISO 9297:2013 Water quality. Determination of chloride. Silver nitrate titration with chromate indicator (Mohr's method)
- UNE-EN ISO 15587-2:2002 Water quality- Digestion for the determantion of selected elements in water - Part 2: Nitric acid digestion. (ISO 15587-2:2002)
- UNE-EN ISO 10695:2000 WATER QUALITY. DETERMINATION OF SELECTED ORGANIC NITROGEN AND PHOSPHORUS COMPOUNDS. GAS CHROMATOGRAPHY METHODS. (ISO 10695:2000)
ZA-SANS, Determination of water quality nitrate 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
- SANS 9297:2007 Water quality - Determination of chloride - Silver nitrate titration with chromate indicator (Mohr's method)
- SANS 6777:1984 Water quality - Determination of nitrite - Molecular absorption spectrometric method
- SANS 17495:2002 Water quality - Determination of selected nitrophenols - Method by solid-phase extraction and gas chromatography with mass spectrometric detection
GOSTR, Determination of water quality nitrate 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
Xinjiang Provincial Standard of the People's Republic of China, Determination of water quality nitrate nitrogen
未注明发布机构, Determination of water quality nitrate nitrogen
Yunnan Provincial Standard of the People's Republic of China, Determination of water quality nitrate nitrogen
- DB53/T 624-2014 Determination of Nitrate Nitrogen and Nitrite Nitrogen in Coking Wastewater by Dairyler's Alloy Reduction-Neutralization Titration
VN-TCVN, Determination of water quality nitrate nitrogen
- TCVN 6643-2000 Soil quality.Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
- TCVN 6624-2-2000 Water quality.Determination of nitrogen.Part 1: Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
- TCVN 6180-1996 Water quality.Determination of nitrate.Spectrometric method using sulfosalicylic acid sunfosalixilic
- TCVN 5987-1995 Water quality.Determination of Kjeldahl nitrogen.Method after mineralization with selenium
- TCVN 6178-1996 Water quality.Determination of nitrite.Molecular absorption spectrometric method
- TCVN 3705-1990 Aquatic products.Method for the determination of total nitrogen and protein content
- TCVN 6638-2000 Water quality.Determination of nitrogen.Catalytic digestion after reduction with devarda's alloy
- TCVN 6624-1-2000 Water quality.Determination of nitrogen.Part 1: Method using oxidative digestion with peroxodisunfate
- TCVN 7323-1-2004 Water quality.Determination of nitrate.Part 1: 2,6-Dimethylphenol spectrometry method
- TCVN 6194-1996 Water quality.Determination of chloride.Silver nitrate titration with chromate indicator (Mohr's method)
Professional Standard - Urban Construction, Determination of water quality nitrate nitrogen
- CJ 26.26-1991 Municipal sewage water quality inspection method standard Determination of nitrite nitrogen spectrophotometric method
- CJ/T 76-1999 Municipal sewage.Determination of nitrogen(nitrite).Sepectrophotometric method
- CJ/T 3018.6-1993 Leachate.Determination of ammoniacal nitrogen.Distillation and titration method
- CJ 26.25-1991 Determination of Standard Ammonia Nitrogen in Municipal Sewage Water Quality Inspection Method
- CJ 26.27-1991 Municipal sewage water quality inspection method standard Determination of total nitrogen Titration method after distillation
- CJ 26.13-1991 Municipal sewage water quality test method Determination of standard aniline Azo spectrophotometric method
Lithuanian Standards Office , Determination of water quality nitrate nitrogen
- LST EN 12260-2004 Water quality - Determination of nitrogen - Determination of bound nitrogen (TNb), following oxidation to nitrogen oxides
- 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 ISO 11732:2005 Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection (ISO 11732:2005)
- LST EN 25663-2000 Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with selenium (ISO 5663:1984)
- LST ISO 9390:1998 Water quality. Determination of borate. Spectrometric method using azomethine-H
- LST ISO 7890-3:1998 Water quality. Determination of nitrate. Part 3: Spectrometric method using sulfosalicylic acid
- LST EN 26777-1999 Water quality - Determination of nitrite - Molecular absorption spectrometric method (ISO 6777:1984)
- LST EN ISO 17495:2004 Water quality - Determination of selected nitrophenols - Method by solid-phase extraction and gas chromatography with mass spectrometric detection (ISO 17495:2001)
- LST ISO 9297:1998 Water quality. Determination of chloride. Silver nitrate titration with chromate indicator (Morh's method)
- LST EN ISO 15587-2:2004 Water quality - Digestion for the determination of selected elements in water - Part 2: Nitric acid digestion (ISO 15587-2:2002)
- LST EN ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods (ISO 10695:2000)
YU-JUS, Determination of water quality nitrate nitrogen
- JUS H.Z1.137-1985 Testing of industrial vvaters. Determination of nitrite-nitrate and the combined nitrite-nitrate nitrogen, Spectrophotometric method
- JUS H.G8.384-1989 Reagents. Calciun nitrate tetrahvdrate. Determination of suostances insoluble in water. Gravinetric nethod
- JUS H.G8.042-1982 Reagents. Silver nitrate. Determination of substances insoluble in water. Gravimetric method
NL-NEN, Determination of water quality nitrate nitrogen
- NEN 6646-1990 Water - Photometric determination of the content of ammonium nitrogen and of the sum of the contents of ammoniacal and organically bound nitrogen according to Kjeldahl by continuous flow analysis
- NEN 6482-1982 Water - Determination of the sum of ammoniacal and organically bound nitrogen according to Kjeldahl after mineralization with selenium
- NEN 6481-1983 Water - Determination of the sum of ammoniacal and organically bound nitrogen according to Kjeldahl after mineralization with selenium
- NEN-ISO 5663:1993 Water quality. Determination of kjeldahl nitrogen. Method after mineralizaton with selenium (ISO 5663:1984)
- NEN-ISO 6777:1993 Water quality. Determination of nitrite. Molecular absorption spectrometric method (ISO 6777:1984)
国家市场监督管理总局、中国国家标准化管理委员会, Determination of water quality nitrate nitrogen
- GB/T 39305-2020 Reclaimed water quality—Determination of fluoride,chloride,nitrite,nitrate,sulfate—Ion chromatography
AT-ON, Determination of water quality nitrate nitrogen
- ONORM M 6248-1988 Water quality; determlnation of Kjeldabl nitrogen; method ajter mineralization with selenium
- ONORM EN 25663-1993 Water quality. Determination of Kjeldahl nitrogen. Method after mineralization with selenium (ISO 5663:1984)
CEN - European Committee for Standardization, Determination of water quality nitrate nitrogen
- EN ISO 11732:1997 Water Quality - Determination of Ammonium Nitrogen by Flow Analysis (CFA and FIA) and Spectrometric Detection
RO-ASRO, Determination of water quality nitrate nitrogen
- STAS SR ISO 6777:1996 Water quality - Determination of nitrite - Molecular absorption spectrometric method
KR-KS, Determination of water quality nitrate nitrogen
- KS I ISO 6332-2021 Water quality ― Determination of iron —Spectrometric method using 1,10-phenanthroline
- KS M ISO 10048-2003 WATER QUALITY - DETERMINATION OF NITROGEN - CATALYTIC DIGESTION AFTER REDUCTION WITH DEVARDA'S ALLOY
- KS I ISO 10695-2021 Water quality — Determination of selected organic nitrogen and phosphorus compounds — Gas chromatographic methods
- KS I ISO 14238-2018 Soil quality ― Biological methods ― Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
- KS I ISO 9297-2023 Water quality — Determination of chloride — Silver nitrate titration with chromate indicator(Mohr's method)
BELST, Determination of water quality nitrate nitrogen
- STB 17.13.05-43-2015 Еnvironmental pгоtесtion and nature use. Analytic (laboratory) control and monitoring of the environment. Water quality. Determination of the concentration of nitrogen of nitrates by photometric method with salicylic acid
- 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
TR-TSE, Determination of water quality nitrate nitrogen
- TS 2083-1975 AMMONIUM NITRATE FOR INDUSTRIAL USE DETERMINATION OF MATTER INSOLUBLE ?N WATER GRAVIMETRIC METHOD
Hunan Provincial Standard of the People's Republic of China, Determination of water quality nitrate nitrogen
- DB43/T 1403-2018 Water Quality Determination of Ammonia Nitrogen-Gas-liquid Separation and Collection Spectrophotometry
CZ-CSN, Determination of water quality nitrate nitrogen
- CSN ISO 6332:1995 Water quality - Determination of iron - Spectrometric method using 1,10-phenantroline
Professional Standard - Ocean, Determination of water quality nitrate nitrogen
- HY/T 0345-2022 Determination of seawater trace nitrite—Flow analysis,diazotization and spectrophotometric detection witha long path length flow cell