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DEAmmonia nitrogen in soil
Ammonia nitrogen in soil, Total:101 items.
In the international standard classification, Ammonia nitrogen in soil involves: Soil quality. Pedology, Fertilizers, Vocabularies, Farming and forestry, Construction materials, Sugar. Sugar products. Starch, Water quality, Animal feeding stuffs.
Hubei Provincial Standard of the People's Republic of China, Ammonia nitrogen in soil
- DB42/T 2120-2023 Determination of ammonia nitrogen, nitrite nitrogen and nitrate nitrogen in soil by gas phase molecular absorption spectrometry
SCC, Ammonia nitrogen in soil
- AWWA REUSE52086 Nitrogen Removal During Soil Aquifer Treatment by Anaerobic Ammonium Oxidation (Anammox)
- BS EN ISO 23753-1:2019 Soil quality. Determination of dehydrogenases activity in soils-Method using triphenyltetrazolium chloride (TTC)
- DANSK DS/ISO 23753-1:2019 Soil quality – Determination of dehydrogenase activity in soils – Part 1: Method using triphenyltetrazolium chloride (TTC)
- AENOR UNE 77326:2004 Soil quality. Biological methods. Determination of nitrogen mineralization and nitrification in soils and the influence of chemical compounds on these processes.
- NS-EN 15750:2009 Fertilizers — Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- SN-CEN/TS 15750:2008 Fertilizers — Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
Tianjin Provincial Standard of the People's Republic of China, Ammonia nitrogen in soil
Indonesia Standards, Ammonia nitrogen in soil
RU-GOST R, Ammonia nitrogen in soil
- GOST 27753.8-1988 Greenhouse grounds method for determination of ammonium nitrogen
- GOST R 53219-2008 Soil quality. Determination of nitrogen in air-dry soils using calcium chloride solution
- GOST EN 15604-2013 Fertilizers. Determination of different forms of nitrogen in the same sample: nitric, ammoniacal, cyanamide and urea nitrogen
- GOST 26107-1984 Soils. Methods for determination of total nitrogen
- GOST 30181.6-1994 Mineral fertilizers. Method for determination of mass fraction of nitrogen in ammonium salts (in ammonium form, using the formaldehyde method)
- GOST 26489-1985 Soils. Determination of exchangeable ammonium by CINAO method
- GOST 27753.7-1988 Greenhouse grounds methods for determination of nitrate nitrogen
VN-TCVN, Ammonia nitrogen in soil
- TCVN 7373-2004 Soils quality.Index values of total nitrogen content in the soils of Vietnam
- 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
Professional Standard - Environmental Protection, Ammonia nitrogen in soil
- HJ 634-2012 Soil.Determination of ammonium, nitrite and nitrate by extraction with potassium chloride solution-spectrophotometric methods
- HJ 717-2014 Soil quality.Determination of total nitrogen.Modified Kjeldahl method
International Organization for Standardization (ISO), Ammonia nitrogen in soil
- 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 23753-2:2005 Soil quality - Determination of dehydrogenase activity in soils - Part 2: Method using iodotetrazolium chloride (INT)
- ISO 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
Korean Agency for Technology and Standards (KATS), Ammonia nitrogen in soil
- 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 14255-2023 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 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 23753-2:2006 Soil quality－Determination of dehydrogenase activity in soils－ Part 2：Method using iodotetrazolium chloride(INT)
- KS I ISO 11261-2008(2021) Soil quality－Determination of total nitrogen－Modified Kjeldahl method
- KS I ISO 11261-2008(2018) Soil quality－Determination of total nitrogen－Modified Kjeldahl method
- KS I ISO 11261:2008 Soil quality-Determination of total nitrogen-Modified Kjeldahl method
- KS I ISO 23753-1:2021 Soil quality — Determination of dehydrogenases activity in soils —Part 1: Method using triphenyltetrazolium chloride(TTC)
- KS I ISO 11261-2021 Soil quality－Determination of total nitrogen－Modified Kjeldahl method
- 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
British Standards Institution (BSI), Ammonia nitrogen in soil
- BS EN ISO 23753-2:2011 Soil quality. Determination of dehydrogenase activity in soils. Method using iodotetrazolium chloride (INT)
- 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 EN ISO 23753-1:2011 Soil quality. Determination of dehydrogenase activity in soil. Method using triphenyltetrazolium chloride (TTC)
- 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
Professional Standard - Agriculture, Ammonia nitrogen in soil
- NY/T 1121.24-2012 Soil testing.Part 24:Determination of total nitrogen in soil.Automatic kjeldahl apparatus method
- NY/T 30-1986 Determination of rare earth oxide content in soil.Chlorophosphonazo-p-hippuric acid photometric method
- GB 6260-1986 Determination of Total Oxidized Rare Earth in Soil Spectrophotometric Method for Azochlorophosphorus Hippurate
GSO, Ammonia nitrogen in soil
- GSO ISO 14255:2013 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
- OS GSO ISO 14255:2013 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
- OS GSO ISO 11261:2015 Soil quality -- Determination of total nitrogen -- Modified Kjeldahl method
- GSO ISO 11261:2015 Soil quality -- Determination of total nitrogen -- Modified Kjeldahl method
- BH GSO ISO 11261:2017 Soil quality -- Determination of total nitrogen -- Modified Kjeldahl method
- GSO ISO 14238:2013 Soil quality -- Biological methods -- Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
Association Francaise de Normalisation, Ammonia nitrogen in soil
- NF X31-115:2001 Soil quality - Sampling and storage of soil samples in view of determination of mineral nitrogen on fresh soil.
- 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 U42-147*NF EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrate
- XP CEN/TS 16177:2012 Sludge, treated biowaste and soil - Extraction for the determination of extractable nitrate and ammoniacal nitrogen
- NF ISO 11261:1995 Soil quality - Total nitrogen dosage - Modified Kjeldahl method
- NF EN ISO 23753-2/A1:2020 Soil quality - Determination of dehydrogenase activity in soils - Part 2: iodotetrazolium chloride (INT) method - Amendment 1
- NF EN ISO 14238:2014 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils, and the influence of chemicals on these processes
- NF X31-111*NF ISO 11261:1995 Soil quality. Determination of total nitrogen. Modified kjeldahl method.
- NF X31-293-1/A1:2020 Soil quality - Determination of dehydrogenases activity in soils - Part 1 : method using triphenyltetrazolium chloride (TTC) - Amendment 1
Sichuan Provincial Standard of the People's Republic of China, Ammonia nitrogen in soil
Professional Standard - Forestry, Ammonia nitrogen in soil
Spanish Association for Standardization (UNE), Ammonia nitrogen in soil
- 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 77318:2001 Soil quality. Determination of total nitrogen. Modified Kjeldahl method.
- UNE-EN ISO 14238:2013 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO 14238:2012) (Endorsed by AENOR in January of 2014.)
Xinjiang Provincial Standard of the People's Republic of China, Ammonia nitrogen in soil
German Institute for Standardization, Ammonia nitrogen in soil
- 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 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 19746:2005-06 Soil quality - Determination of mineral nitrogen (nitrat and ammonium) in soil profiles (Nmin laboratory method)
- DIN ISO 23753-2:2006 Soil quality - Determination of dehydrogenase activity in soils - Part 2: Method using iodotetrazolium chloride (INT) (ISO 23753-2:2005);English version of DIN ISO 23753-2:2006-04
- DIN CEN/TS 15604:2008 Fertilizers - Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen; German version CEN/TS 15604:2007
- DIN EN ISO 14238:2014-03 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO 14238:2012); German version EN ISO 14238:2013
- DIN 19687:2011-08 Soil quality - Percolation rate of water from the soil
- DIN 19687:2011 Soil quality - Percolation rate of water from the soil
KR-KS, Ammonia nitrogen in soil
- KS I ISO 14255-2009(2023) 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 23753-1-2021 Soil quality — Determination of dehydrogenases activity in soils —Part 1: Method using triphenyltetrazolium chloride(TTC)
- 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
Jilin Provincial Standard of the People's Republic of China, Ammonia nitrogen in soil
- 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
GOSTR, Ammonia nitrogen in soil
- GOST R 58596-2019 Soils. Methods for determination of total 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
Hebei Provincial Standard of the People's Republic of China, Ammonia nitrogen in soil
Ningxia Provincial Standard of the People's Republic of China, Ammonia nitrogen in soil
Group Standards of the People's Republic of China, Ammonia nitrogen in soil
- T/NAIA 009-2020 Determination of soil microbial biomass nitrogen
- T/CPCIF 0160-2021 Determination of aminobenzenesulfonic acids in soil— High performance liquid chromatography
- T/NAIA 001-2020 Determination of ammoniacal nitrogen in fermented feed Kjeldahl method
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Ammonia nitrogen in soil
- GB/T 42488-2023 Soil Quality Determination of Inorganic Nitrogen 15N Abundance in Soil Stable Isotope Ratio Mass Spectrometry
- GB/T 42485-2023 Soil quality Determination of soil nitrate nitrogen, nitrite nitrogen and ammonium 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 11220.1-1989 Determination of uranium in soil--CL-5209 extractant-containing resin separation 2-(5-bromo-2-pyridylazo) -5-diethlaminophenol spectrophotometry
RO-ASRO, Ammonia nitrogen in soil
Professional Standard - Light Industry, Ammonia nitrogen in soil
Shanxi Provincial Standard of the People's Republic of China, Ammonia nitrogen in soil
- DB14/T 1099-2015 Determination of Hydrolyzable Nitrogen in Soil Alkaline Hydrolysis Distillation Potentiometric Titration
American Society for Testing and Materials (ASTM), Ammonia nitrogen in soil
Liaoning Provincial Standard of the People's Republic of China, Ammonia nitrogen in soil
中華人民共和國環(huán)境保護部, Ammonia nitrogen in soil
- GB 11220.1-1989 Determination of uranium in soil-CL-5209 extractant-containing resin separation 2-(5-bromo-2-pyridylazo)-5-diethlaminophenol spectrophotometry
Shandong Provincial Standard of the People's Republic of China, Ammonia nitrogen in soil