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Soil Quality Total Nitrogen and Total Nitrogen

Soil Quality Total Nitrogen and Total Nitrogen, Total:130 items.

In the international standard classification, Soil Quality Total Nitrogen and Total Nitrogen involves: Soil quality. Pedology, Fertilizers, Wastes, Water quality, Fuels, Milk and milk products.

Korean Agency for Technology and Standards (KATS), Soil Quality Total Nitrogen and Total Nitrogen

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 14255:2009 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 14255-2009(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 13878-2009(2019) Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)
KS I ISO 23753-2:2006 Soil quality－Determination of dehydrogenase activity in soils－ Part 2：Method using iodotetrazolium chloride(INT)
KS I ISO 15685:2005 Soil quality－Determination of potential nitrification and inhibition of nitrification－Rapid test by ammonium oxidation
KS I ISO 23753-1-2006(2016) Soil quality－Determination of dehydrogenase 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
KS I ISO 14238:2008 Soil quality-Biological methods-Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
KS I ISO 23753-1:2021 Soil quality — Determination of dehydrogenases activity in soils —Part 1: Method using triphenyltetrazolium chloride(TTC)
KS I ISO 13395:2008 Water quality-Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection

Association Francaise de Normalisation, Soil Quality Total Nitrogen and Total Nitrogen

NF ISO 11261:1995 Qualité du sol - Dosage de l'azote total - Méthode de Kjeldahl modifiée.
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 Qualité du sol - Détermination de la teneur totale en azote par combustion sèche ("analyse élémentaire")
NF U42-504*NF ISO 20620:2022 Fertilizers and soil conditioners - Determination of total nitrogen by combustion
NF X31-115:2001 Soil quality - Sampling and storage of soil samples in view of determination of mineral nitrogen on fresh soil.
NF EN ISO 17184:2014 Qualité du sol - Dosage du carbone et de l'azote par spectrométrie dans le proche infrarouge (SPIR)
NF EN 13654-1:2002 Amendements du sol et supports de culture - Détermination de l'azote - Partie 1 : méthode de Kjeldahl modifiée
NF EN 16168:2012 Boues, biodéchets traités et sols - Détermination de la teneur totale en azote par combustion sèche
NF X31-225*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 U44-310-2*NF EN 13654-2:2002 Soil improvers and growing media - Determination of nitrogen - Part 2 : Dumas method.
NF EN ISO 14238:2014 Qualité du sol - Méthodes biologiques - Détermination de la minéralisation de l'azote et de la nitrification dans les sols, et de l'influence des produits chimiques sur ces processus
NF EN ISO 23753-2/A1:2020 Qualité du sol - Détermination de l'activité des déshydrogénases dans les sols - Partie 2 : méthode au chlorure de iodotétrazolium (INT) - Amendement 1
NF EN 13654-2:2002 Amendements du sol et supports de culture - Détermination de l'azote - Partie 2 : méthode de Dumas
NF ISO 23400:2021 Lignes directrices pour la détermination des stocks de carbone organique et d'azote et de leurs variations dans les sols minéraux à l'échelle d'une parcelle
NF X31-293-1/A1:2020 Soil quality - Determination of dehydrogenases activity in soils - Part 1 : method using triphenyltetrazolium chloride (TTC) - Amendment 1
NF EN ISO 23753-1/A1:2020 Qualité du sol - Détermination de l'activité des déshydrogénases dans les sols - Partie 1 : méthode au chlorure de triphényltétrazolium (CTT) - Amendement 1
FD U44-163:2018 Soil improvers and growing media - Characterization of organic matter by potential mineralization of carbon and nitrogen
NF X31-036*NF EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method.
NF T90-012*NF EN ISO 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection.
NF U44-310-1*NF EN 13654-1:2002 Soil improvers and growing media - Determination of nitrogen - Part 1 : modified Kjeldahl method
NF X31-505:1992 Soil quality - Physical methods - Method for determining the bulk volume and the water content of lumps of earth

International Organization for Standardization (ISO), Soil Quality Total Nitrogen and Total Nitrogen

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 23753-2:2005 Soil quality - Determination of dehydrogenase activity in soils - Part 2: Method using iodotetrazolium chloride (INT)
ISO 15685:2004 Soil quality - Determination of potential nitrification and inhibition of nitrification - Rapid test by ammonium oxidation
ISO 15685:2012 Soil quality - Determination of potential nitrification and inhibition of nitrification - Rapid test by ammonium oxidation
ISO 23400:2021 Guidelines for the determination of organic carbon and nitrogen stocks and their variations in mineral soils at field scale
ISO 14238:1997 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
ISO 23753-1:2019/Amd 1:2020 Soil quality — Determination of dehydrogenases activity in soils — Part 1: Method using triphenyltetrazolium chloride (TTC) — Amendment 1
ISO 14238:2012 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
ISO 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection

AENOR, Soil Quality Total Nitrogen and Total Nitrogen

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").
UNE-EN 13654-1:2002 Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method
UNE-EN 13654-2:2002 Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method
UNE 77326:2004 Soil quality -- Biological methods -- Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes

VN-TCVN, Soil Quality Total Nitrogen and Total Nitrogen

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 6645-2000 Soil quality.Determination of total nitrogen content by dry combustion ("elemental analysis")
TCVN 6653-2000 Soil quality.Biological methods.Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
TCVN 3705-1990 Aquatic products.Method for the determination of total nitrogen and protein content

German Institute for Standardization, Soil Quality Total Nitrogen and Total Nitrogen

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 19746:2005-06 Soil quality - Determination of mineral nitrogen (nitrat and ammonium) in soil profiles (Nmin laboratory method)
DIN EN ISO 17184:2014-09 Soil quality - Determination of carbon and nitrogen by near-infrared spectrometry (NIRS) (ISO 17184:2014); German version EN ISO 17184:2014
DIN ISO 11261:1997 Soil quality - Determination of total nitrogen - Modified Kjeldahl method (ISO 11261:1995)
DIN EN 13654-2:2002 Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method; German version EN 13654-2:2001
DIN EN 13654-1:2002-01 Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method; German version EN 13654-1:2001
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 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 Soil quality - Determination of mineral nitrogen (nitrat and ammonium) in soil profiles (Nmin laboratory method)
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 ISO 14238:2011 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO/DIS 14238:2011)
DIN EN 13654-1:2002 Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method; German version EN 13654-1:2001
DIN EN 13654-2:2002-01 Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method; German version EN 13654-2:2001
DIN EN ISO 14238:2014 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 EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method; German version EN 16168:2012
DIN EN ISO 13395:1996-12 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection (ISO 13395:1996); German version EN ISO 13395:1996

British Standards Institution (BSI), Soil Quality Total Nitrogen and Total Nitrogen

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
BS ISO 23400:2021 Guidelines for the determination of organic carbon and nitrogen stocks and their variations in mineral soils at field scale
BS EN ISO 23753-1:2011 Soil quality. Determination of dehydrogenase activity in soil. Method using triphenyltetrazolium chloride (TTC)
BS EN 16168:2012 Sludge, treated biowaste and soil. Determination of total nitrogen using dry combustion method
BS EN ISO 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
20/30399864 DC BS ISO 23400. Guidelines for the determination of organic carbon and nitrogen stocks and their variations in mineral soil at field scale
BS EN ISO 14238:2013 Soil quality. Biological methods. Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
20/30358417 DC BS ISO 22145. Fertilizers and soil conditioner. Mineral soil amendments. Determination of total Calcium and Magnesium content

Professional Standard - Environmental Protection, Soil Quality Total Nitrogen and Total Nitrogen

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

Indonesia Standards, Soil Quality Total Nitrogen and Total Nitrogen

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

RU-GOST R, Soil Quality Total Nitrogen and Total Nitrogen

GOST 26107-1984 Soils. Methods for determination of total nitrogen
GOST R 53219-2008 Soil quality. Determination of nitrogen in air-dry soils using calcium chloride solution
GOST ISO 14238-2014 Soil quality. Biological methods. Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Soil Quality Total Nitrogen and Total 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 42485-2023 Soil quality Determination of soil nitrate nitrogen, nitrite nitrogen and ammonium nitrogen
GB/T 42490-2023 Soil quality Determination of organic carbon content and carbon isotope ratio, total nitrogen content and nitrogen isotope ratio in soil and biological samples Stable isotope ratio mass spectrometry
GB/T 42488-2023 Soil Quality Determination of Inorganic Nitrogen 15N Abundance in Soil Stable Isotope Ratio Mass Spectrometry

Professional Standard - Agriculture, Soil Quality Total Nitrogen and Total Nitrogen

NY/T 53-1987 Method for the determination of soil total nitrogen(Semi-micro Kjeldahl method)
GB 7173-1987 Determination of total nitrogen in soil (semi-micro Kelvin 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

Danish Standards Foundation, Soil Quality Total Nitrogen and Total Nitrogen

DS 223:1991 Water analysis. Determination of the sum of nitrite- and nitrate-nitrogen
DS/EN 13654-1:2002 Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method
DS/ISO 23400:2021 Guidelines for the determination of organic carbon and nitrogen stocks and their variations in mineral soils at field scale
DS/EN 16168:2013 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method
DS/EN 13654-2:2002 Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method
DS/ISO 14238:1997 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
DS/EN ISO 23753-2:2020 Soil quality – Determination of dehydrogenases activity in soils – Part 2: Method using iodotetrazolium chloride (INT) – Amendment 1 (ISO 23753-2:2019/Amd 1:2020)

ES-UNE, Soil Quality Total Nitrogen and Total Nitrogen

UNE-EN ISO 17184:2014 Soil quality - Determination of carbon and nitrogen by near-infrared spectrometry (NIRS) (ISO 17184:2014) (Endorsed by AENOR in July of 2014.)
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.)
UNE-EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method (Endorsed by AENOR in October of 2012.)

European Committee for Standardization (CEN), Soil Quality Total Nitrogen and Total Nitrogen

EN ISO 17184:2014 Soil quality - Determination of carbon and nitrogen by near-infrared spectrometry (NIRS)
CEN EN 13654-1-2001 Soil Improvers and Growing Media - Determination of Nitrogen - Part 1: Modified Kjeldahl Method
EN ISO 15685:2020 Soil quality - Determination of potential nitrification and inhibition of nitrification - Rapid test by ammonium oxidation (ISO 15685:2012)
EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method
EN ISO 13395:1996 Water Quality - Determination of Nitrite Nitrogen and Nitrate Nitrogen and the Sum of Both by Flow Analysis (CFA and FIA) and Spectrometric Detection
EN ISO 14238:2013 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
EN ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
EN 13654-1:2001 Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method

Lithuanian Standards Office , Soil Quality Total Nitrogen and Total Nitrogen

LST EN 13654-1-2002 Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method
LST EN 16168-2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method
LST EN 13654-2-2004 Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method
LST EN ISO 16948:2015 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen (ISO 16948:2015)
LST EN ISO 23753-2/A1:2021 Soil quality - Determination of dehydrogenases activity in soils - Part 2: Method using iodotetrazolium chloride (INT) - Amendment 1 (ISO 23753-2:2019/Amd 1:2020)

KR-KS, Soil Quality Total Nitrogen and Total Nitrogen

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
KS I ISO 23753-1-2021 Soil quality — Determination of dehydrogenases activity in soils —Part 1: Method using triphenyltetrazolium chloride(TTC)

NO-SN, Soil Quality Total Nitrogen and Total Nitrogen

NS 4865-1983 Air quality - Determination of the sum of nitrite- and nitrate-nitrogen in precipitation

AT-ON, Soil Quality Total Nitrogen and Total Nitrogen

ONORM S 7009-1982 Testing of leather; determination of the contents of total nitrogen and of ammonium salts; calculation of hide substance

CEN - European Committee for Standardization, Soil Quality Total Nitrogen and Total Nitrogen

EN ISO 8968-4:2001 Milk - Determination of Nitrogen Content - Part 4: Determination of Non-Protein Nitrogen Content

ZA-SANS, Soil Quality Total Nitrogen and Total Nitrogen

SANS 13395:1996 Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection

PL-PKN, Soil Quality Total Nitrogen and Total Nitrogen

PN-EN ISO 23753-2-2019-04/A1-2021-05 E Soil quality -- Determination of dehydrogenases activity in soils -- Part 2: Method using iodotetrazolium chloride (INT) -- Amendment 1 (ISO 23753-2:2019/Adm 1:2020)