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Determination of total nitrogen and total phosphorus in soil

Determination of total nitrogen and total phosphorus in soil, Total:59 items.

In the international standard classification, Determination of total nitrogen and total phosphorus in soil involves: Soil quality. Pedology, Fertilizers, Vocabularies, Construction materials, Water quality.

GOSTR, Determination of total nitrogen and total phosphorus in soil

• GOST R 58596-2019 Soils. Methods for determination of total nitrogen

Indonesia Standards, Determination of total nitrogen and total phosphorus in soil

• SNI 13-4721-1998 Methods for determination of total nitrogen content in soils

Korean Agency for Technology and Standards (KATS), Determination of total nitrogen and total phosphorus in soil

• KS I ISO 11261-2008(2018) Soil quality－Determination of total nitrogen－Modified Kjeldahl method
• KS I ISO 11261-2008(2021) 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 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 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 13878:2009 Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)

International Organization for Standardization (ISO), Determination of total nitrogen and total phosphorus in soil

• ISO 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
• ISO 20620:2021 Fertilizers and soil conditioners - Determination of total nitrogen by combustion
• 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 13878:1998 Soil quality - Determination of total nitrogen content by dry combustion ("elemental analysis")

AENOR, Determination of total nitrogen and total phosphorus in soil

• UNE 77318:2001 Soil quality. Determination of total nitrogen. Modified Kjeldahl method.
• 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 77325:2003 Soil quality. Determination of total nitrogen content by dry combustion ("elemental analysis").

Professional Standard - Agriculture, Determination of total nitrogen and total phosphorus in soil

• 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
• NY/T 1121.12-2006 Soil Testing.Part 12:Method for determination of soil total chrome
• NY/T 1977-2010 Water-suluble fertilizers-Determination of total nitrogen, phosphorus and potassium content
• NY/T 1121.10-2006 Soil Testing.Part 10:Method for determination of soil total hydrargyrum
• NY/T 1121.11-2006 Soil Testing Part.11:Method for determination of soil total arsenic

RU-GOST R, Determination of total nitrogen and total phosphorus in soil

• GOST 26107-1984 Soils. Methods for determination of total nitrogen
• GOST 26261-1984 Soils. Methods for determining total phosphorus and total potassium

AT-ON, Determination of total nitrogen and total phosphorus in soil

• ONORM L 1095-2002 Chemical analyses of soils - Determination of total nitrogen by dry combustion

Association Francaise de Normalisation, Determination of total nitrogen and total phosphorus in soil

• NF U42-504*NF ISO 20620:2022 Fertilizers and soil conditioners - Determination of total nitrogen by combustion
• NF X31-111*NF ISO 11261:1995 Soil quality. Determination of total nitrogen. Modified kjeldahl method.
• NF X31-418*NF ISO 13878:1998 Soil quality. Determination of total nitrogen content by dry combustion ("elemental analysis").
• NF ISO 13878:1998 Soil quality - Determination of total nitrogen content by dry combustion ("elemental analysis")

British Standards Institution (BSI), Determination of total nitrogen and total phosphorus in soil

• BS ISO 20620:2021 Fertilizers and soil conditioners. Determination of total nitrogen by combustion
• BS 7755-3.7:1995 Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl method
• 20/30419338 DC BS EN ISO 20620. Fertilizers and soil conditioners. Determination of total nitrogen by combustion

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination of total nitrogen and total phosphorus in soil

• GB/T 22105.2-2008 Soil quality.Analysis of total mercury,arsenic and lead contents.atomic fluorescence spectrometry.Part 2:Analysis of total arsenic contents in soils
• GB/T 22105.3-2008 Soil quality.Analysis of total mercury,arsenic and lead contents.Atomic fluorescence spectrometry.Part3:Analysis of total lead contents in soils
• GB/T 22105.1-2008 Soil quality.Analysis of total mercury,arsenic and lead contents.Atomic fluorescence spectrometry.Part 1:Analysis of total mercury contents in soils

Professional Standard - Environmental Protection, Determination of total nitrogen and total phosphorus in soil

• HJ 632-2011 Soil. Determination of Total Phosphorus by alkali fusion. Mo-Sb Anti spectrophotometric method

GSO, Determination of total nitrogen and total phosphorus 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
• BH GSO ISO 13878:2016 Soil quality -- Determination of total nitrogen content by dry combustion ("elemental analysis")
• 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

KR-KS, Determination of total nitrogen and total phosphorus in soil

• KS I ISO 13878-2009(2023) Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)
• 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

TR-TSE, Determination of total nitrogen and total phosphorus in soil

• TS 974-1971 DETERMINATION OF NITROGEN, TOTAL SULPHUR CHLORINE AND PHOSPHORUS ?N COKE

German Institute for Standardization, Determination of total nitrogen and total phosphorus in soil

• DIN ISO 13878:1998 Soil quality - Determination of total nitrogen content by dry combustion ("elemental analysis") (ISO 13878:1998)
• 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 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 16168:2012-11 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method; German version EN 16168:2012
• DIN ISO 11262:2012-04 Soil quality - Determination of total cyanide (ISO 11262:2011)

National Metrological Verification Regulations of the People's Republic of China, Determination of total nitrogen and total phosphorus in soil

• JJG 1094-2013 Water Quality On-line Analyzers of Total Phosphorus and Total Nitrogen

VN-TCVN, Determination of total nitrogen and total phosphorus in soil

• TCVN 4053-1985 Soil.Method for the determination of total potassium
• TCVN 7373-2004 Soils quality.Index values of total nitrogen content in the soils of Vietnam
• TCVN 7374-2004 Soils quality.Index values of total phosphorus content in the soils of Vietnam
• TCVN 6498-1999 Soil quality.Determination of total nitrogen.Modifierd Kejldahl method

Sichuan Provincial Standard of the People's Republic of China, Determination of total nitrogen and total phosphorus in soil

• DB51/T 836-2008 Determination of total and total arsenic in soil - atomic fluorescence

SCC, Determination of total nitrogen and total phosphorus in soil

• NS-EN 16168:2012 Sludge, treated biowaste and soil — Determination of total nitrogen using dry combustion method
• DANSK DS/EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method

American Society for Testing and Materials (ASTM), Determination of total nitrogen and total phosphorus in soil

• ASTM D8001-16 Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
• ASTM D8001-16e1 Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography

Jiangsu Provincial Standard of the People's Republic of China, Determination of total nitrogen and total phosphorus in soil

• DB32/T 4541-2023 Sea water quality evaluation guide for total nitrogen and total phosphorus

HU-MSZT, Determination of total nitrogen and total phosphorus in soil

• MNOSZ 448-27.lap-1955 Determination of total nitrogen water

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