Soil Total Nitrogen Measurement

Soil Total Nitrogen Measurement, Total:62 items.

The international standard classification for "Soil Total Nitrogen Measurement" includes: Soil quality. Pedology .

The Chinese standard classification for "Soil Total Nitrogen Measurement" includes: Analysis methods for environmental quality of soils , Soil and fertilizer in general , Water and soil conservation , Analysis methods for toxic substances in atmosphere .

Group Standards of the People's Republic of China

T/NAIA 009-2020 Determination of soil microbial biomass nitrogen

Professional Standard - Environmental Protection

HJ 717-2014 Soil quality - Determination of total nitrogen - Modified Kjeldahl method

Professional Standard - Agriculture

NY/T 30-1986 Determination of rare earth oxide content in soil - Chlorophonazo - P - Hippuric acid photometric method
NY/T 1121.16-2006 Soil Testing - Part 16: Method for Determination of Total Water-soluble Salt
NY/T 1121.24-2012 Soil Testing - Part 24: Determination of Total Nitrogen in Soil - Automatic Kjeldahl Apparatus Method

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB/T 22105.3-2008 Soil quality - Analysis of total mercury、arsenic and lead contents in soils - Atomic fluorescence spectrometry - Part 3：Analysis of total lead contents in soils
GB/T 42485-2023 Soil quality—Determination of nitrate, nitrite and ammonium in soils—Extraction with potassium chloride solution and determination with manual method
GB/T 22105.1-2008 Soil quality - Analysis of total mercury、arsenic and lead contents in soils - Atomic fluorescence spectrometry - Part 1：Analysis of total mercury contents in soils
GB 6260-1986 Determination of rare earth oxide content in soil--Chlorophosphonazo-p-hippuric acid photometric method
GB/T 42487-2023 Soil quality—Determination of nitrate, nitrite and ammonium in soils—Extraction with potassium chloride solution and determination using automated method with segmented flow analysis
GB/T 22105.2-2008 Soil quality - Analysis of total mercury, arsenic and lead contents in soils - Atomic fluorescence spectrometry - Part 2: Analysis of total arsenic contents in soils

Sichuan Provincial Standard of the People's Republic of China

DB51/T 1875-2014 Determination of soil alkaline nitrogen

Professional Standard - Forestry

LY/T 1228-2015 Nitrogen determination methods of forest soils

Indonesia Standards

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

Gosstandart of Russia

GOST 26107-1984 Soils. Methods for determination of total nitrogen
GOST R 58596-2019 Soils. Methods for determination of total nitrogen
GOST R 53219-2008 Soil quality. Determination of nitrogen in air-dry soils using calcium chloride solution

Swedish Institute for Standards

SS-ISO 11261:1996 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
SS-ISO 14255:1999 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
SS-ISO 13878:1999 Soil quality - Determination of total nitrogen content by dry combustion ("elemental analysis")

Korean Agency for Technology and Standards (KATS)

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 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”)
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 13878-2009(2023) Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)
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(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 11261-2021 Soil quality－Determination of total nitrogen－Modified Kjeldahl method

Association Francaise de Normalisation

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")
NF U42-504*NF ISO 20620:2022 Fertilizers and soil conditioners - Determination of total nitrogen by combustion
NF EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen content by dry combustion
NF X31-115:2001 Soil quality - Sampling and storage of soil samples in view of determination of mineral nitrogen on fresh soil.

International Organization for Standardization (ISO)

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

Spanish Association for Standardization (UNE)

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").

German Institute for Standardization

DIN ISO 11261:1997-05 Soil quality - Determination of total nitrogen - Modified Kjeldahl method (ISO 11261:1995)
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 ISO 13878:1998 Soil quality - Determination of total nitrogen content by dry combustion ("elemental analysis") (ISO 13878:1998)
DIN ISO 13878:1998-11 Soil quality - Determination of total nitrogen content by dry combustion ('elemental analysis') (ISO 13878:1998)

British Standards Institution (BSI)

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

COMMISSION FOR THE STANDARDS, METROLOGY AND QUALITY OF VIETNAM (STAMEQ)

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

GCC Standardization Organization

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
GSO ISO 11261:2015 Soil quality -- Determination of total nitrogen -- Modified Kjeldahl method

The Directorate General of Specifications and Metrology (DGSM)

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

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 13878:2016 Soil quality -- Determination of total nitrogen content by dry combustion ("elemental analysis")
BH GSO ISO 11261:2017 Soil quality -- Determination of total nitrogen -- Modified Kjeldahl method

KR-KS

KS A ISO 14255(2023 Confirm)(2023) Soil quality－Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant

National Standardisation Body (ASRO)

STAS 7184/2-1985 SOILS Nitrogen content determination

Austrian Standards

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

Bureau of Indian Standards

IS 14684-1999 Determination of Nitrogen and Nitrogenous Compounds in Soils

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