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Total nitrogen, total phosphorus in soil

Total nitrogen, total phosphorus in soil, Total:38 items.

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

Indonesia Standards, Total nitrogen, total phosphorus in soil

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

VN-TCVN, Total nitrogen, total phosphorus in soil

• 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 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 - Agriculture, Total nitrogen, 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

GOSTR, Total nitrogen, total phosphorus in soil

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

RU-GOST R, Total nitrogen, 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

GSO, Total nitrogen, 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
• 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

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

• 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 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 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 11261:2008 Soil quality-Determination of total nitrogen-Modified Kjeldahl method

International Organization for Standardization (ISO), Total nitrogen, total phosphorus 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 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
• ISO 20620:2021 Fertilizers and soil conditioners - Determination of total nitrogen by combustion

Spanish Association for Standardization (UNE), Total nitrogen, total phosphorus 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.

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

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

German Institute for Standardization, Total nitrogen, total phosphorus in soil

• 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)

TR-TSE, Total nitrogen, total phosphorus in soil

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

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Total nitrogen, 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 22105.1-2008 Soil quality.Analysis of total mercury,arsenic and lead contents.Atomic fluorescence spectrometry.Part 1:Analysis of total mercury 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

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

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

AT-ON, Total nitrogen, total phosphorus in soil

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

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

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

KR-KS, Total nitrogen, total phosphorus 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

Association Francaise de Normalisation, Total nitrogen, 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").

British Standards Institution (BSI), Total nitrogen, 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

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