Determination of total nitrogen in soil

Determination of total nitrogen in soil, Total:86 items.

The international standard classification for "Determination of total nitrogen in soil" includes: Soil quality and pedology in general .

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

Tianjin Provincial Standard of the People's Republic of China

DB12/T 1270-2023 Determination of cracked nitrogen in soil
DB12/T 512-2014 Determination method of nitrate nitrogen in soil samples

Professional Standard - Agriculture

NY/T 1121.12-2006 Soil Testing - Part 12: Method for Determination of Soil Total Chrome
NY/T 1121.11-2006 Soil Testing - Part 11: Method for Determination of Soil Total Arsenic
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 - Chlorophonazo - P - Hippuric acid photometric method
GB 6260-1986 Determination of rare earth oxide content in soil--Chlorophosphonazo-p-hippuric acid photometric method
NY/T 1121.10-2006 Soil Testing - Part 10: Method for Determination of Soil Total Hydrargyrum

Sichuan Provincial Standard of the People's Republic of China

DB51/T 836-2008 Determination of total and total arsenic in soil - atomic fluorescence
DB51/T 1875-2014 Determination of soil alkaline nitrogen

Professional Standard - Forestry

LY/T 1228-1999 Determination of total nitrogen in forest soil
LY/T 1229-1999 Determination of hydrolyzable nitrogen in forest soil
LY/T 1230-1999 Determination of nitrate nitrogen in forest soil
LY/T 1228-2015 Nitrogen determination methods of forest soils
LY/T 1231-1999 Determination of ammonium nitrogen in forest soil

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 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
GB/T 42488-2023 Soil quality—Determination of nitrogen-15 abundance of inorganic nitrogen in soil—Stable isotope ratio mass spectrometry
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

Hebei Provincial Standard of the People's Republic of China

DB13/T 843-2007 Soil Available Nitrogen Determination

Shanxi Provincial Standard of the People's Republic of China

DB14/T 926-2014 Rapid Determination Method of Total Arsenic in Soil
DB14/T 1099-2015 Determination of Hydrolyzable Nitrogen in Soil Alkaline Hydrolysis Distillation Potentiometric Titration

Xinjiang Provincial Standard of the People's Republic of China

DB65/T 602.3-2001 The determinanation of ammonium nitrogen in soil
DB65/T 602.4-2001 The determinanation of nitrate nitrogen in soil
DB65/T 602.2-2001 The determinanation of hydrolyzable nitrogen in soil

Ningxia Provincial Standard of the People's Republic of China

DB64/T 1734-2020 Soil Hydrolyzable Nitrogen Determination Kjeldahl Method

Group Standards of the People's Republic of China

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

Jilin Provincial Standard of the People's Republic of China

DB22/T 2270-2015 Determination of Ammonium Nitrogen and Nitrate Nitrogen in Farmland Soil by Flow Injection Analysis
DB22/T 2270-2018 Determination of Ammonium Nitrogen and Nitrate Nitrogen in Farmland Soil by Flow Injection Analysis

Professional Standard - Environmental Protection

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

Indonesia Standards

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

GOSTR

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

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 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 13878:2009 Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)
KS I ISO 11261-2021 Soil quality－Determination of total nitrogen－Modified Kjeldahl method
KS I ISO 23753-2:2006 Soil quality－Determination of dehydrogenase activity in soils－ Part 2：Method using iodotetrazolium chloride(INT)

International Organization for Standardization (ISO)

ISO 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
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
ISO 13878:1998 Soil quality - Determination of total nitrogen content by dry combustion ("elemental analysis")
ISO 23753-2:2005 Soil quality - Determination of dehydrogenase activity in soils - Part 2: Method using iodotetrazolium chloride (INT)

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").

GSO

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

Association Francaise de Normalisation

NF X31-111*NF ISO 11261:1995 Soil quality. Determination of total nitrogen. Modified kjeldahl method.
NF U42-504*NF ISO 20620:2022 Fertilizers and soil conditioners - Determination of total nitrogen by combustion
NF X31-418*NF ISO 13878:1998 Soil quality. Determination of total nitrogen content by dry combustion ("elemental analysis").
NF X31-115:2001 Soil quality - Sampling and storage of soil samples in view of determination of mineral nitrogen on fresh soil.
NF ISO 13878:1998 Soil quality - Determination of total nitrogen content by dry combustion ("elemental analysis")

VN-TCVN

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
TCVN 6498-1999 Soil quality.Determination of total nitrogen.Modifierd Kejldahl method
TCVN 4053-1985 Soil.Method for the determination of total potassium

RU-GOST R

GOST 26107-1984 Soils. Methods for determination of total nitrogen
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

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
BS EN ISO 23753-2:2011 Soil quality. Determination of dehydrogenase activity in soils. Method using iodotetrazolium chloride (INT)
20/30419338 DC BS EN ISO 20620. Fertilizers and soil conditioners. Determination of total nitrogen by combustion

German Institute for Standardization

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

KR-KS

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

AT-ON

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

RO-ASRO

STAS 7184/2-1985 SOILS Nitrogen content determination

SCC

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

Association of Official Analytical Chemists (AOAC)

AOAC Official Method 2001.14 Determination of total nitrogen in cheese

American Society for Testing and Materials (ASTM)

ASTM D1140-00(2006) Standard Test Methods for Amount of Material in Soils Finer than No. 200 (75-956;m) Sieve
ASTM D1140-00 Standard Test Methods for Amount of Material in Soils Finer Than the No. 200 (75-um) Sieve

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