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Soil organic nitrogen determination method

Soil organic nitrogen determination method, Total:497 items.

In the international standard classification, Soil organic nitrogen determination method involves: Soil quality. Pedology, Farming and forestry, Earthworks. Excavations. Foundation construction. Underground works, Fertilizers, Road vehicles in general, Coals, Analytical chemistry, Fuels, Construction materials, Road engineering, Water quality, Vocabularies, Tobacco, tobacco products and related equipment, Burners. Boilers, Paper and board, Organic chemicals, Wastes, Sugar. Sugar products. Starch, Metalliferous minerals, Particle size analysis. Sieving, Leather technology.

GOSTR, Soil organic nitrogen determination method

GOST R 58596-2019 Soils. Methods for determination of total nitrogen
GOST R 58594-2019 Soils. Method for determination of exchangeable acidity
GOST 27821-2020 Soils. Determination of base absorption sum by Kappen method
GOST 24847-2017 Soils. Determination methods of seasonable depth of freezing
GOST 12248.6-2020 Soils. Method for determination of swelling and shrinking characteristics
GOST 34467-2018 Soils. Laboratory methods for determination of calcium carbonate content
GOST 34276-2017 Soils. Methods of laboratory determination of the specific resistance to penetration

AT-ON, Soil organic nitrogen determination method

ONORM L 1091-1999 Chemical analysis of soils - Determination of inorganic nitrogen Nmin-method
ONORM L 1079-1999 Chemical analyses of soils - Determination of soil organic matter by loss on ignition
ONORM L 1082-1999 Chemical analyses of soils - Determination of nitrogen according to Kjeldahl
ONORM L 1081-1999 Chemical analyses of soils - Determination of organic carbon by wet combustion
ONORM L 1080-1999 Chemical analyses of soils - Determination of organic carbon by dry combustion
ONR CEN/TS 17728-2021 Organic soil improvers - Determination of specific parameters (FprCEN/TS 17728:2021)

VN-TCVN, Soil organic nitrogen determination method

TCVN 4050-1985 Soil.Method for the determination of total organic matter
TCVN 5255-2009 Soil quality.Method for the determination of bio-available nitrogen
TCVN 4053-1985 Soil.Method for the determination of total potassium
TCVN 5299-2009 Soil quality.Method for the determination of soil erosion by rain
TCVN 4049-1985 Soil.Method for the determination of less on ignition
TCVN 6653-2000 Soil quality.Biological methods.Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
TCVN 4202-2012 Soils.Laboratory methods for determination of unit weight
TCVN 4195-2012 Soils.Laboratory methods for determination of density
TCVN 4200-2012 Soils.Laboratory methods for determination of compressibility
TCVN 4404-1987 Cultivated soil.Methods for determination of hydrolytic acidity
TCVN 4201-2012 Soils.Laboratory methods for determination of compaction characteristics
TCVN 4197-2012 Soils.Laboratory methods for determination of plastic limit and liquid limit

Xinjiang Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

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
DB65/T 602.5-2001 The determinanation of available phosphous in soil
DB65/T 602.13-2001 The determinanation of available zinc、manganese、copper and iron in soil
DB65/T 602.9-2001 The determinanation of unit weight in soil
DB65/T 602.7-2001 The determinanation of PH value in soil
DB65/T 602.10-2001 The determinanation of soil particle siensite in soil
DB65/T 602.6-2001 The determinanation of available potassium in soil
DB65/T 602.8-2001 The determinanation of calcium carbonate in soil

Professional Standard - Agriculture, Soil organic nitrogen determination method

NY/T 85-1988 Method for determination of soil organic matter
GB 9834-1988 Soil organic matter determination method
NY/T 1121.24-2012 Soil testing.Part 24:Determination of total nitrogen in soil.Automatic kjeldahl apparatus method
NY/T 149-1990 Method for the determination of available boron in soil
GB 12298-1990 Soil Available Boron Determination Method
NY/T 1121.6-2006 Soil Testing Part 6:Method for determination of soil organic matter
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 148-1990 Method for the determination of available phosphorus in calcarcous soil
GB 12297-1990 Determination method of available phosphorus in calcareous soil
NY/T 1849-2010 Method for determination of ammonium nitrogen, available phosphorus and rapidly-available potassium in acid soil Universal extract-colorimetric method
NY/T 1848-2010 Method for determination of ammonium nitrogen, available phosphorus and rapidly-available potassium in neutrality or calcareous soil Universal extract-colorimetric method
NY/T 1121.25-2012 Soil testing.Part 25:Method for determination of available phosphorus by continuous flow analyzer
NY/T 2876-2015 Grading determination of organic matter in fertilizers and soil conditioners
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

RU-GOST R, Soil organic nitrogen determination method

GOST 27753.8-1988 Greenhouse grounds method for determination of ammonium nitrogen
GOST 27753.10-1988 Greenhouse grounds method for determination of organic matter
GOST 27753.7-1988 Greenhouse grounds methods for determination of nitrate nitrogen
GOST 23740-2016 Soils. Methods of laboratory determination of organic composition
GOST 23740-1979 Soils. Methods of laboratory determination of organic composition
GOST 26107-1984 Soils. Methods for determination of total nitrogen
GOST 26715-1985 Organic fertilizers. Methods for determination of total nitrogen
GOST 26262-2014 Soils. Soils field methods for determining depth of thawing
GOST 27784-1988 Soils. Method for determination of ash content in peat and peat-containing soil horizonts
GOST 26716-1985 Organic fertilizers. Methods for determination of ammonium nitrogen
GOST 17444-1976 Reagents. Methods for determination of parent substance of organic nitrogen bearing compounds and salts of organic acids
GOST ISO 14238-2014 Soil quality. Biological methods. Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
GOST R 53582-2009 Soils. Method of determination of thawing soil shear resistance
GOST 23278-2014 Soils. Field methods for determining permeability
GOST 27753.5-1988 Greenhouse grounds. Method for determination of water-soluable phosphorus
GOST 27753.6-1988 Greenhouse grounds. Methods for determination of watersoluble potassium
GOST 27753.11-1988 Greenhouse grounds methods for determination of chloride
GOST 27753.12-1988 Greenhouse grounds method for determination of water-soluble sodium
GOST 27821-1988 Soils. Determination of base absorption sum by Kappen method
GOST 13301-1967 Organic chemical products. Method of test for microdetermination of nitrogen
GOST 17444-2016 Reagents. Methods for determination of main substance of nitrogen containing organic compounds and salts of organic acids
GOST 24847-1981 Soils. Determination methods of seasonable depth of freezing
GOST 27753.4-1988 Greenhouse grounds. Method for determination of total salts content
GOST 28622-2012 Soils. Laboratory method for determination of frost-heave degree
GOST R 59537-2021 Soils. Method for determination of unfrozen water content
GOST R 53217-2008 Soil quality. Determination of organochlorine pesticides and polychlorinated biphenyls content. Gaschromatographic method with electron capture detection
GOST R 59596-2021 Soils. Method of laboratory determination of normal forces of frost heaving
GOST R 56353-2015 Soils. Laboratory methods for determination of soil dynamic properties
GOST 5180-2015 Soils. Laboratory methods for determination of physical characteristics
GOST 22733-2016 Soils. Laboratory method for determining of maximum density
GOST 23161-1978 Soils. Laboratory method for determination of subsiding characteristics
GOST 27753.3-1988 Greenhouse grounds. Method for determination of water extract pH
GOST 27753.9-1988 Greenhouse crounds method for determination of water-soluble calcium and magnesium
GOST 23161-2012 Soils. Method of laboratory determination of subsiding characteristics
GOST 25584-2016 Soils. Laboratory methods for determination of coefficient of hydraulic conductivity
GOST 34259-2017 Soils. Method of laboratory determination of adhesion (stickiness)

Standard Association of Australia （SAA）, Soil organic nitrogen determination method

AS 1289.4.1.1:2019 Methods of testing soils for engineering purposes, Method 4.1.1: Soil chemical tests — Determination of the organic matter content of a soil — Normal method
AS 1289.4.1.1:1997 Methods of testing soils for engineering purposes - Soil chemical tests - Determination of the organic matter content of a soil - Normal method
AS 1289.3.9.1:2015 Methods of testing soils for engineering purposes, Method 3.9.1: Soil classification tests — Determination of the cone liquid limit of a soil
AS 1289.4.3.1:2021 Methods of testing soils for engineering purposes, Method 4.3.1: Soil chemical tests — Determination of the pH value of a soil — Electrometric method
AS 1289.3.5.1:1995 Methods of testing soils for engineering purposes Method 3.5.1: Soil classification tests-Determination of the soil particle density of a soil-Standard method
AS 1289.4.3.1:1997 Methods of testing soils for engineering purposes - Soil chemical tests - Determination of the pH value of a soil - Electrometric method
AS 1289.4.4.1:2017 Methods of testing soils for engineering purposes, Method 4.4.1: Soil chemical tests — Determination of the electrical resistivity of a soil — Method for fine granular materials
AS 1289.2.2.1:1998 Methods of testing soils for engineering purposes - Soil moisture content tests - Determination of the total suction of a soil - Standard method
AS 1289.3.8.1:2017 Methods of testing soils for engineering purposes, Method 3.8.1: Soil classification tests — Dispersion — Determination of Emerson class number of a soil
AS 1289.4.4.1:1997 Methods of testing soils for engineering purposes - Soil chemical tests - Determination of the electrical resistivity of a soil - Method for sands and granular materials
AS 1289.3.2.1:2009
AS 1289.3.8.3:2014 Methods of testing soils for engineering purposes, Method 3.8.3: Soil classification tests — Dispersion — Determination of pinhole dispersion classification of a soil
AS 1289.3.4.1:2008
AS 1289.2.2.1:1998(R2013)
AS 1289.3.2.1:1995 Methods of testing soils for engineering purposes - Soil classification tests - Determination of the plastic limit of a soil - Standard method
AS 1289.6.6.1:2020 Methods of testing soils for engineering purposes, Method 6.6.1: Soil strength and consolidation tests — Determination of the one-dimensional consolidation properties of a soil — Standard method
AS 1289.3.1.2:1995 Methods of testing soils for engineering purposes - Soil classification tests - Determination of the liquid limit of a soil - One point Casagrande method (subsidiary method)
AS 1289.3.1.1:1995 Methods of testing soils for engineering purposes - Soil classification tests - Determination of the liquid limit of a soil - Four point Casagrande method
AS 1289.6.6.1:1998 Methods of testing soils for engineering purposes - Soil strength and consolidation tests - Determination of the one-dimensional consolidation properties of a soil - Standard method
AS 1289.6.7.2:2001/Amdt 1:2003
AS 1289.6.7.1:2001(R2013)
AS 1289.6.1.3:1998 Methods of testing soils for engineering purposes - Soil strength and consolidation tests - Determination of the California Bearing Ratio of a soil - Standard field-in-place method
AS 1289.6.7.3:1999 Methods of testing soils for engineering purposes - Soil strength and consolidation tests - Determination of permeability of a soil - Constant head method using a flexible wall permeameter
AS 1289.6.1.1:2014 Methods of testing soils for engineering purposes, Method 6.1.1: Soil strength and consolidation tests — Determination of the California Bearing Ratio of a soil — Standard laboratory method for a remoulded specimen
AS 1289.4.2.1:2020 Methods of testing soils for engineering purposes, Method 4.2.1: Soil chemical tests — Determination of the sulfate content of a natural soil and the sulfate content of the groundwater — Normal method
AS 1289.5.3.5:1997 Methods of testing soils for engineering purposes - Soil compaction and density tests - Determination of the field dry density of a soil - Water replacement method
AS 1289.3.8.3:1997 Methods of testing soils for engineering purposes - Soil classification tests - Dispersion - Determination of pinhole dispersion classification of a soil
AS 1289.3.6.1:1995 Methods of testing soils for engineering purposes - Soil classification tests - Determination of the particle size distribution of a soil - Standard method of analysis by sieving
AS 1289.3.6.1:2009
AS 1289.6.2.1:2001(R2013)
AS 1289.3.1.1:1995/Amdt 1:1998
AS 1289.3.1.1:2009
AS 1289.3.1.1:2009/Amdt 1:2015
AS 1289.6.1.1:1998 Methods of testing soils for engineering purposes - Soil strength and consolidation tests - Determination of the California Bearing Ratio of a soil - Standard laboratory method for a remoulded specimen
AS 1289.4.2.1:1997 Methods of testing soils for engineering purposes - Soil chemical tests - Determination of the sulfate content of a natural soil and the sulfate content of the groundwater - Normal method
AS 1289.2.1.5:2005 Methods of testing soils for engineering purposes - Soil moisture content tests - Determination of the moisture content of a soil - Infrared lights method (subsidiary method)
AS 1289.6.2.1:2001 Methods of testing soils for engineering purposes - Soil strength and consolidation tests - Determination of the shear strength of a soil
AS 1289.6.3.3:1997 Methods of testing soils for engineering purposes - Soil strength and consolidation tests - Determination of the penetration resistance of a soil - Perth sand penetrometer test
AS 1289.7.1.2:1998 Methods of testing soils for engineering purposes - Soil reactivity tests - Determination of the shrinkage index of a soil - Loaded shrinkage index
AS 1289.2.1.2:2005 Methods of testing soils for engineering purposes - Soil moisture content tests - Determination of the moisture content of a soil - Sand bath method (subsidiary method)
AS 1289.3.1.2:2009
AS 1289.3.1.2:2009/Amdt 1:2015
AS 1289.6.7.3:2016 Methods of testing soils for engineering purposes, Method 6.7.3: Soil strength and consolidation tests-Determination of permeability of a soil-Constant head method using a flexible wall permeameter
AS 1289.6.1.2:1998 Methods of testing soils for engineering purposes - Soil strength and consolidation tests - Determination of the California Bearing Ratio of a soil - Standard laboratory method for an undisturbed specimen
AS 1289.2.1.4:2005 Methods of testing soils for engineering purposes - Soil moisture content tests - Determination of the moisture content of a soil - Microwave-oven drying method (subsidiary method)
AS 1289.2.1.1:2005 Methods of testing soils for engineering purposes - Soil moisture content tests - Determination of the moisture content of a soil - Oven drying method (standard method)
AS 1289.2.1.6:2005 Methods of testing soils for engineering purposes - Soil moisture content tests - Determination of the moisture content of a soil - Hotplate drying method
AS 1289.5.3.5:1997(R2013)
AS 1289.7.1.3:1998 Methods of testing soil for engineering purposes - Soil reactivity tests - Determination of the shrinkage index of a soil - Core shrinkage index
AS 1289.6.9.1:2000 Methods of testing soils for engineering purposes - Soil strength and consolidation test Determination of stiffness of soil
AS 1289.7.1.1:2003 Methods of testing soils for engineering purposes - Soil reactivity tests - Determination of the shrinkage index of a soil
AS 1289.3.7.1:2002(R2013)
AS 1289.3.6.3:2020 Methods of testing soils for engineering purposes, Part 3.6.3: Soil classification tests — Determination of the particle size distribution of a soil — Standard method of fine analysis using an hydrometer
AS 1289.6.7.1:2001 Methods of testing soils for engineering purposes - Soil strength and consolidation tests - Determination of permeability of a soil
AS 1289.1.4.1:1998 Methods of testing soils for engineering purposes - Sampling and preparation of soils - Selection of sampling or test sites - Random number method
AS 1289.6.7.2:2001(R2013)
AS 1289.7.1.3:1998(R2013)
AS 1289.7.1.2:1998(R2013)
AS 1289.6.5.1:1999 Methods of testing soils for engineering purposes - Soil strength and consolidation tests - Determination of the static cone penetration resistance of a soil - Field test using a mechanical and electrical cone or friction-cone penetrometer
AS 1289.6.2.2:2020 Methods of testing soils for engineering purposes, Method 6.2.2: Soil strength and consolidation tests — Determination of shear strength of a soil — Direct shear test using a shear box
AS 1289.6.1.3:1998(R2013)
AS 1289.1.4.2:1998 Methods of testing soils for engineering purposes - Sampling and preparation of soils - Selection of sampling or test sites - Stratified random number method
AS 1289.3.6.2:1995 Methods of testing soils for engineering purposes - Soil classification tests - Determination of the particle size distribution of a soil - Analysis by sieving in combination with hydrometer analysis (subsidiary method)

Professional Standard - Forestry, Soil organic nitrogen determination method

LY/T 1237-1999 Determination of organic matter in forest soil and calculation carbon-nitrogen ratio

Tianjin Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

DB12/T 512-2014 Determination method of nitrate nitrogen in soil samples
DB12/T 961-2020 Determination of organic matter content in soil direct heating method
DB12/T 1023-2020 Determination of total nitrogen content in organic fertilizers Dumas combustion method

British Standards Institution (BSI), Soil organic nitrogen determination method

BS 7755-3.7:1995 Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl method
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 23753-2:2011 Soil quality. Determination of dehydrogenase activity in soils. Method using iodotetrazolium chloride (INT)
BS EN 13654-2:2001 Soil improvers and growing media - Determination of nitrogen - Dumas method
BS ISO 20620:2021 Fertilizers and soil conditioners. Determination of total nitrogen by combustion
BS ISO 21226:2019 Soil quality. Guideline for the screening of soil polluted with toxic elements using soil magnetometry
BS EN ISO 23753-1:2011 Soil quality. Determination of dehydrogenase activity in soil. Method using triphenyltetrazolium chloride (TTC)
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
18/30356307 DC BS ISO 21226. Soil quality. Guideline for the screening of soil polluted with toxic elements using soil magnetometry
BS EN ISO 23161:2018 Soil quality. Determination of selected organotin compounds. Gas-chromatographic method
20/30419338 DC BS EN ISO 20620. Fertilizers and soil conditioners. Determination of total nitrogen by combustion
BS 7755-3.8:1995 Soil quality. Chemical methods. Determination of organic and total carbon after dry combustion (elementary analysis)
BS EN 13654-1:2001 Soil improvers and growing media - Determination of nitrogen - Modified Kjeldahl method
BS EN ISO 16072:2011 Soil quality. Laboratory methods for determination of microbial soil respiration
BS 7755-5.1:1996 Soil quality - Physical methods - Determination of pore water pressure - Tensiometer method
BS 10176:2020 Taking soil samples for determination of volatile organic compounds (VOCs). Specification
BS 7755-5.6:1999 Soil quality - Physical methods - Determination of dry bulk density
BS ISO 11274:1999 Soil quality. Determination of the water-retention characteristic. Laboratory methods
BS ISO 11274:1998 Soil quality. Determination of the water retention characteristic. Laboratory methods
BS 7755-3.4:1995 Soil quality. Chemical methods. Determination of the specific electrical conductivity
BS EN 13039:2011 Soil improvers and growing media. Determination of organic matter content and ash
BS EN 13039:2000 Soil improvers and growing media - Determination of organic matter content and ash
BS EN ISO 17616:2022 Soil quality. Guidance on the choice and evaluation of bioassays for ecotoxicological characterization of soils and soil materials
BS EN 16502:2014 Test method for the determination of the degree of soil acidity according to Baumann-Gully
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
19/30377217 DC BS 10176. Taking soil samples for determination of volatile organic compounds (VOCs). Specification
BS ISO 20244:2018 Soil quality. Screening method for water content. Determination by refractometry

Indonesia Standards, Soil organic nitrogen determination method

SNI 13-4720-1998 Methods for determination of organic carbon content in soils
SNI 13-6793-2002 Test methods for moisture, ash, and organic matter of peat and other organic soils
SNI 13-4719-1998 Methods for moisture determination of soils
SNI 13-6177-1999 Determination of moisture content, ash, organic matter of peat and organic soils
SNI 1967-2008 Testing methods for determination of liquid limit of soils
SNI 4144-2012 Metode uji penentuan faktor-faktor susut tanah
SNI 1965-2008 Testing methods for water content of soils
SNI 13-4722-1998 Method for determination of soluble chloride in soils

Ningxia Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

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

Korean Agency for Technology and Standards (KATS), Soil organic nitrogen determination method

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 F 2104-2008 Testing method of organic matter in soils by ignition loss
KS F 2104-2013 Standard test method of organic matter contents in soils by ignition loss
KS I ISO 14235-2009(2019) Soil quality－Determination of organic carbon by sulfochromic oxidation
KS I ISO 14235:2009 Soil quality-Determination of organic carbon by sulfochromic oxidation
KS I ISO 23753-2:2006 Soil quality－Determination of dehydrogenase activity in soils－ Part 2：Method using iodotetrazolium chloride(INT)
KS F 2323-2004 Standard methods for calibration of mechanical soils compactors
KS F 2323-1985 Standard methods for calibration of mechanical soils compactors
KS I ISO 13878-2009(2019) Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)
KS I ISO 21226:2022 Soil quality — Guideline for the screening of soil polluted with toxic elements using soil magnetometry
KS I ISO 13878:2009 Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)
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 14238:2008 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 16072-2009(2014) Soil quality－Laboratory methods for determination of microbial soil respiration
KS I ISO 11461:2005 Soil quality－Determination of soil water content calculatedon a volume basis(Gravimetric method)
KS I ISO 14507-2009(2019) Soil quality－Pretreatment of samples for determination of organic contaminants
KS F 2104-2013(2018) Standard test method of organic matter contents in soils by ignition loss
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 F 2341-2022 Standard method for wet preparation of soil samples for particle size analysis and determination of soil constants
KS F 2311-2016(2021) Test method for soil density by the sand replacement method
KS I ISO 16072:2009 Soil quality－Laboratory methods for determination of microbial soil respiration
KS M ISO 26082-1:2020 Leather — Physical and mechanical test methods for the determination of soiling — Part 1: Rubbing(Martindale) method
KS I ISO 10694:2021 Soil quality — Determination of organic and total carbon after dry combustion(elementary analysis)
KS I ISO 10694-2005(2015) Soil quality－Determination of organic and total carbon after dry combustion(elementary analysis)
KS F 2311-2022 Test method for density of soil in place by sand-cone method
KS F 2510-2002(2017) Testing method of organic impurities in sands aggregate for concrete
KS F 2510-1985 Testing method of organic impurities in sands aggregate for concrete
KS I ISO 11277-2005(2021) Soil quality－Determination of particle size distribution inmineral soil material(Method by sieving and sedimentationfollowing removal of soluble salts, organic matter and carbonates)

Association Francaise de Normalisation, Soil organic nitrogen determination method

NF U44-160:1985 Organic soil conditioners and organic material for soil improvement. Determination of total organic matter. Calcination method.
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 X31-111*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
XP U44-720*XP CEN/TS 17728:2022 Organic soil improvers - Determination of specific parameters
NF X31-418*NF ISO 13878:1998 Soil quality. Determination of total nitrogen content by dry combustion ("elemental analysis").
P94-058:1993 Soils : investigation and testing. Determination of the decomposition state (humification) of organic soils. Von post test.
NF EN 13654-1:2002 Amendements du sol et supports de culture - Détermination de l'azote - Partie 1 : méthode de Kjeldahl modifiée
NF U44-310-2*NF EN 13654-2:2002 Soil improvers and growing media - Determination of nitrogen - Part 2 : Dumas method.
NF EN ISO 17184:2014 Qualité du sol - Dosage du carbone et de l'azote par spectrométrie dans le proche infrarouge (SPIR)
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 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 X31-441*NF EN ISO 23161:2018 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method
XP P94-047:1998 Sols : reconnaissance et essais - Détermination de la teneur pondérale en matières organiques d'un matériau - Méthode par calcination.
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 X31-293-1:2011 Soil Quality - Determination of dehydrogenase activity in soils - Part 1 : method using triphenyltetrazolium chloride (TTC).
NF X31-019*NF ISO 20244:2018 Soil quality - On-site test method to quickly determine gravimetric water contents in soil by refractometry
NF X31-293-2:2011 Soil quality - Determination of dehydrogenase activity in soils - Part 2 : method using iodotetrazolium chloride (INT).
NF EN 13654-2:2002 Amendements du sol et supports de culture - Détermination de l'azote - Partie 2 : méthode de Dumas
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
NF EN 13039:2011 Amendements du sol et supports de culture - Détermination de la matière organique et des cendres
NF EN 16168:2012 Boues, biodéchets traités et sols - Détermination de la teneur totale en azote par combustion sèche
NF X31-233:2020 Qualité du sol - Détermination des effets des polluants sur la flore du sol - Méthode en laboratoire de détermination de la composition en acides gras foliaires pour évaluer la qualité du sol
NF U44-310-1*NF EN 13654-1:2002 Soil improvers and growing media - Determination of nitrogen - Part 1 : modified Kjeldahl method
NF ISO 10694:1995 Qualité du sol - Dosage du carbone organique et du carbone total après combustion sèche (analyse élémentaire)
NF ISO 20244:2018 Qualité du sol - Méthode de diagnostic applicable à la teneur en eau - Détermination par réfractométrie
NF X31-409*NF ISO 10694:1995 Soil quality. Determination of organic and total carbon after dry combustion (elementary analysis).
NF P18-465:2014 Test method for the determination of the degree of soil acidity according to Baumann-Gully
NF EN 16502:2014 Méthode d'essai pour la détermination du degré d'acidité des sols selon Baumann-Gully
NF X31-232*NF EN ISO 16072:2011 Soil quality - Laboratory methods for determination of microbial soil respiration
NF X31-505:1992 Soil quality - Physical methods - Method for determining the bulk volume and the water content of lumps of earth
NF X31-036*NF EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method.
NF U44-304*NF EN 13039:2011 Soil improvers and growing media - Determination of organic matter content and ash
NF EN ISO 11269-1:2013 Qualité du sol - Détermination des effets des polluants sur la flore du sol - Partie 1 : méthode de mesurage de l'inhibition de la croissance des racines

The American Road & Transportation Builders Association, Soil organic nitrogen determination method

AASHTO T 194-1997 Standard Method of Test for Determination of Organic Matter in Soils by Wet Combustion
AASHTO T 267-1986 Standard Method of Test for Determination of Organic Content in Soils by Loss on Ignition
AASHTO T 89-2010 Standard Method of Test for Determining the Liquid Limit of Soils
AASHTO T 89-2013 Standard Method of Test for Determining the Liquid Limit of Soils
AASHTO T 89-2017 Standard Method of Test for Determining the Liquid Limit of Soils
AASHTO T 220-1966 Standard Method of Test for Determination of the Strength of Soil-Lime Mixtures
AASHTO T 92-1997(R2009) Standard Method of Test for Determining the Shrinkage Factors of Soils

IN-BIS, Soil organic nitrogen determination method

International Organization for Standardization (ISO), Soil organic nitrogen determination method

ISO 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
ISO 23400:2021 Guidelines for the determination of organic carbon and nitrogen stocks and their variations in mineral soils at field scale
ISO 14235:1998 Soil quality - Determination of organic carbon by sulfochromic oxidation
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 14238:1997 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
ISO 14238:2012 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
ISO 23161:2009 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method
ISO 23161:2018 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method
ISO 11461:2001 Soil quality - Determination of soil water content as a volume fraction using coring sleeves - Gravimetric method
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 10694:1995 Soil quality - Determination of organic and total carbon after dry combustion (elementary analysis)
ISO 16072:2002 Soil quality - Laboratory methods for determination of microbial soil respiration
ISO 20244:2018 Soil quality - Screening method for water content - Determination by refractometry

AENOR, Soil organic nitrogen determination method

UNE 77318:2001 Soil quality. Determination of total nitrogen. Modified Kjeldahl method.
UNE 103204:1993 ORGANIC MATTER CONTENT OF A SOIL BY THE POTASSIUM PERMANGANATE METHOD.
UNE 7368:1977 DETERMINATION OF SOILS ORGANIC MATTER CONTENT WITH OXYGENATED WATER.
UNE-EN 13654-1:2002 Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method
UNE 77325:2003 Soil quality. Determination of total nitrogen content by dry combustion ("elemental analysis").
UNE 77326:2004 Soil quality -- Biological methods -- Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
UNE-EN 13654-2:2002 Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method
UNE 103502:1995 TEST LABORATORY METHOD FOR DETERMINING IN A SOIL THE C.B.R. INDEX.
UNE-EN 16502:2015 Test method for the determination of the degree of soil acidity according to Baumann-Gully
UNE 77321:2003 Soil quality. Determination of organic and total carbon after dry combustion (elementary analysis).
UNE-EN 13039:2012 Soil improvers and growing media - Determination of organic matter content and ash

Professional Standard - Environmental Protection, Soil organic nitrogen determination method

HJ 717-2014 Soil quality.Determination of total nitrogen.Modified Kjeldahl method
HJ 658-2013 Soil.Determination of organic carbon.Combustion oxidation-titration method
HJ 695-2014 Soil.Determination of organic carbon.Combustion oxidation nondispersive infrared absorption method
HJ 615-2011 Soil.Determination of organic carbon.Potassium dichromate oxidation spectrphotometric method
HJ 921-2017 Determination of organochlorine pesticides in soil and sediment by gas chromatography
HJ 634-2012 Soil.Determination of ammonium, nitrite and nitrate by extraction with potassium chloride solution-spectrophotometric methods
HJ 835-2017 Soil and sediment – Determination of organochlorine pesticides– Gas chromatography/Mass spectrometry
HJ 741-2015 Soil and sediment—Determination of volatile organic compounds—Headspace gas chromatography
HJ 834-2017 Determination of Semivolatile Organic Compounds in Soil and Sediments by Gas Chromatography-Mass Spectrometry
HJ 642-2013 Soil and sediment.Determination of volatile organic compounds.Headspace-gas chromatography/mass method

CU-NC, Soil organic nitrogen determination method

NC 93-15-1986 Community Hygiene. Determination of Organic Matter in Soils. Analysis Method
NC 93-20-1986 Community Hygiene. Chrome Determination in Soils Analysis Method

Association of German Mechanical Engineers, Soil organic nitrogen determination method

VDI 3865 Blatt 4-2000 Measurement of organic soil pollutants - Gas chromatographic determination of volatile organic compounds in soil gas - Direct measurement
VDI 3865 Blatt 1-2005 Measurement of organic soil pollutants - Planning of measurements for the determination of volatile organic compounds in soil gas
VDI 3865 Blatt 2-1998 Measurement of organic soil pollutants - Techniques of active sampling of soil gas
VDI 3865 Blatt 3-1998 Measurement of organic soil pollutants - Gas-chromatographic determination of volatile organic compounds in soil gas adsorption at activated carbon and desorption with organic solvents

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Soil organic nitrogen determination method

GB/T 42488-2023 Soil Quality Determination of Inorganic Nitrogen 15N Abundance in Soil Stable Isotope Ratio Mass Spectrometry
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 32737-2016 Determination of nitrate nitrogen in soil - Ultraviolet spectrophotometry method
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 14552-1993 Water and soil quality-Determination of Organophosphorus pesticides-Gas chromatography
GB/T 41733-2022 Standard test method for determination of carbon residue of organic heat transfer fluids—Nitrogen charge method
GB/T 17767.1-2008 Determination of organic-inorganic compound fertilizers.Part 1:Total nitrogen content
GB/T 23739-2009 Soil quality.Analysis of available lead and cadmium contents in soils.Atomic absorption spectrometry
GB/T 3257.23-1999 Methods for chemical analysis of bauxite--Determination of organic carbon content--Titrimetric method
GB/T 32720-2016 Laboratory methods for determination of microbial soil respiration

Shandong Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

DB37/T 1897-2011 Determination of Soil Nitrate Nitrogen by Ion Chromatography
DB37/T 1857-2011 Determination of Available Phosphorus in Calcareous Soil Olsen Method

RO-ASRO, Soil organic nitrogen determination method

SR 7184-3-2001 Soil - Determination of density. Pycnometer method using organic solvent
STAS 4166-1964

NZ-SNZ, Soil organic nitrogen determination method

NZS 4402.3.1.1:1986 Methods of Testing Soils for Civil Engineering Purposes Part 3.1: Soil Chemical Tests - Determination of the Organic Matter Content Test 3.1.1: Standard Method by Titration
NZS 4402.3.1.2:1986 Methods of Testing Soils for Civil Engineering Purposes Part 3.1: Soil Chemical Tests - Determination of the Organic Matter Content Test 3.1.2: Subsidiary Method by Ignition
NZS 4402.5.1.4:1986 Methods of Testing Soils for Civil Engineering Purposes Part 5.1: Soil Density Tests - Determination of the Density of Soil Test 5.1.4: Immersion in Water Method
NZS 4402.5.1.5:1986 Methods of Testing Soils for Civil Engineering Purposes Part 5.1: Soil Density Tests - Determination of the Density of Soil Test 5.1.5: Water Displacement Method
NZS 4402.2.7.1:1986 Methods of Testing Soils for Civil Engineering Purposes Part 2.7: Soil Classification Tests - Determination of the Solid Density of Soil Particles Test 2.7.1: Method for Coarse, Medium and Fine Soils
NZS 4402.5.1.3:1986 Methods of Testing Soils for Civil Engineering Purposes Part 5.1: Soil Density Tests - Determination of the Sensity of Soil Test 5.1.3: Sampling Tube Method for the Determination of the In Situ Density
NZS 4402.5.1.1:1986 Methods of Testing Soils for Civil Engineering Purposes Part 5.1: Soil Density Tests - Determination of the Density of Soil Test 5.1.1: Sand Replacement Method for the Determination of the In Situ Density
NZS 4402.3.3.1:1986 Methods of Testing Soils for Civil Engineering Purposes Part 3.3: Soil Chemical Tests - Determination of the pH Value Test 3.3.1: Standard Method (Electrometric)
NZS 4402.3.3.2:1986 Methods of Testing Soils for Civil Engineering Purposes Part 3.3: Soil Chemical Tests - Determination of the pH Value Test 3.3.2: Subsidiary Method (Colorimetric)
NZS 4402.2.2:1986 Methods of Testing Soils for Civil Engineering Purposes Part 2: Soil Classification Tests Test 2.2: Determination of the Liquid Limit
NZS 4402.2.7.2:1986 Methods of Testing Soils for Civil Engineering Purposes Part 2: Soil Classification Tests - Determination of the Solid Density of Soil Particles Test 2.7.2: Method for Medium and Fine Soils
NZS 4402.5.1.2:1986 Methods of Testing Soils for Civil Engineering Purposes Part 5.1: Soil Density Tests - Determination of the Density of Soil Test 5.1.2: Balloon Densometer Method for the Determination of the In Situ Density
NZS 4402.2.1:1986 Methods of Testing Soils for Civil Engineering Purposes Part 2: Soil Classification Tests Test 2.1: Determination of the Water Content
NZS 4402.2.8.4:1986 Methods of Testing Soils for Civil Engineering Purposes Part 2.8: Soil Classification Tests - Determination of the Particle-Size Distribution Test 2.8.4: Subsidiary Method for Fine Soils (Hydrometer Method)
NZS 4402.2.8.3:1986 Methods of Testing Soils for Civil Engineering Purposes Part 2.8: Soil Classification Tests - Determination of the Particle-Size Distribution Test 2.8.3: Standard Method for Fine Soils (Pipette Method)
NZS 4402.2.8.1:1986 Methods of Testing Soils for Civil Engineering Purposes Part 2.8: Soil Classification Tests - Determination of the Particle-Size Distribution Test 2.8.1: Standard Method by Wet Sieving
NZS 4402.6.5.1:1988 Methods of Testing Soils for Civil Engineering Purposes Part 6.5: Soil Strength Tests - Determination of the Penetration Resistance of Soil Test 6.5.1: Standard Penetration Test (SPT)
NZS 4402.2.4:1986 Methods of Testing Soils for Civil Engineering Purposes Part 2: Soil Classification Tests Test 2.4: Determination of the Plasticity Index
NZS 4402.2.3:1986 Methods of Testing Soils for Civil Engineering Purposes Part 2: Soil Classification Tests Test 2.3: Determination of the Plastic Limit
NZS 4402.6.5.2:1988 Methods of Testing Soils for Civil Engineering Purposes Part 6.5: Soil Strength Tests - Determination of the Penetration Resistance of a Soil Test 6.5.2: Hand Method Using a Dynamic Cone Penetrometer
NZS 4402.2.5:1986 Methods of Testing Soils for Civil Engineering Purposes Part 2: Soil Classification Tests Test 2.5: Determination of the Cone Penetration Limit
NZS 4402.2.6:1986 Methods of Testing Soils for Civil Engineering Purposes Part 2: Soil Classification Tests Test 2.6: Determination of the Linear Shrinkage
NZS 4402.6.3.1:1986 Methods of Testing Soils for Civil Engineering Purposes Part 6.3: Soil Strength Tests - Determination of the Unconfined Compressive Strength of Cohesive Soil Test 6.3.1: Standard Method Using Laboratory Apparatus
NZS 4402.6.3.2:1986 Methods of Testing Soils for Civil Engineering Purposes Part 6.3: Soil Strength Tests - Determination of the Unconfined Compressive Strength of Cohesive Soil Test 6.3.2: Alternative Method Using Autographic Apparatus
NZS 4402.2.8.2:1986 Methods of Testing Soils for Civil Engineering Purposes Part 2.8: Soil Classification Tests - Determination of the Particle-Size Distribution Test 2.8.2: Subsidiary Method by Dry Sieving
NZS 4402.3.2:1986 Methods of Testing Soils for Civil Engineering Purposes Part 3: soil Chemical Tests Test 3.2: Determination of the Total Sulphate Content
NZS 4402.7.1:1986 Methods of Testing Soils for Civil Engineering Purposes Part 7: Soil Consolidation Tests Test 7.1: Determination of the One-Dimensional Consolidation Properties

German Institute for Standardization, Soil organic nitrogen determination method

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
DIN CEN/TS 17728:2022-05 Organic soil improvers - Determination of specific parameters; German version CEN/TS 17728:2022
DIN EN ISO 23161:2019-04 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method (ISO 23161:2018); German version EN ISO 23161:2018
DIN 19746:2005 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 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 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 13878:1998 Soil quality - Determination of total nitrogen content by dry combustion ("elemental analysis") (ISO 13878:1998)
DIN EN ISO 16072:2011-09 Soil quality - Laboratory methods for determination of microbial soil respiration (ISO 16072:2002); German version EN ISO 16072:2011
DIN EN ISO 23161:2019 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method (ISO 23161:2018)
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 16168:2012-11 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method; German version EN 16168:2012
DIN EN ISO 23161:2017 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method (ISO/DIS 23161:2017); German and English version prEN ISO 23161:2017
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 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 16502:2014-11 Test method for the determination of the degree of soil acidity according to Baumann-Gully; German version EN 16502:2014
DIN EN 13039:2012-01 Soil improvers and growing media - Determination of organic matter content and ash; German version EN 13039:2011
DIN CEN/TS 15750:2008 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version CEN/TS 15750:2008

AASHTO - American Association of State Highway and Transportation Officials, Soil organic nitrogen determination method

T194-1987 Standard Method of Test for Determination of Organic Matter in Soils by Wet Combustion
T 194-1997 Standard Method of Test for Determination of Organic Matter in Soils by Wet Combustion
T267-1986 Standard Method of Test for Determination of Organic Content in Soils by Loss on Ignition
T 267-1986 Standard Method of Test for Determination of Organic Content in Soils by Loss on Ignition
T194-1997 Standard Method of Test for Determination of Organic Matter in Soils by Wet Combustion (Twentieth Edition)
T 89-2013 Standard Method of Test for Determining the Liquid Limit of Soils
T 89-2002 Standard Method of Test for Determining the Liquid Limit of Soils
T 89-1994 Standard Method of Test for Determining the Liquid Limit of Soils
T 89-2010 Standard Method of Test for Determining the Liquid Limit of Soils
T 92-1997 Standard Method of Test for Determining the Shrinkage Factors of Soils

Jilin Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

DB22/T 2245-2015 Determination method for assessing degree of humification of peat and organic soils
DB22/T 2270-2018 Determination of Ammonium Nitrogen and Nitrate Nitrogen in Farmland Soil by Flow Injection Analysis
DB22/T 2270-2015 Determination of Ammonium Nitrogen and Nitrate Nitrogen in Farmland Soil by Flow Injection Analysis
DB22/T 2084-2014 Detection of organochlorine pesticide residues in soil by gas chromatography-mass spectrometry

Hubei Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

DB42/T 1086-2015 Spectrophotometric method for the determination of forest soil organic matter

BE-NBN, Soil organic nitrogen determination method

NBN T 91-255-1976 Water analysis methods - Determination of the ammoniacal and organic nitrogen - (Kjeldahl nitrogen)

Danish Standards Foundation, Soil organic nitrogen determination 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 13654-1:2002 Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method
DS/EN ISO 16072:2011 Soil quality - Laboratory methods for determination of microbial soil respiration
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 23161:2011 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method
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 14507:2004 Soil quality - Pretreatment of samples for determination of organic contaminants
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)
DS/EN 13039:2012 Soil improvers and growing media - Determination of organic matter content and ash

NL-NEN, Soil organic nitrogen determination method

NEN 5754-1992 Soil - Determination of organic matter content in soil as loss-on-ignition

Hebei Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

DB13/T 1224-2010 Determination method of total nitrogen in organic chemical products

ES-UNE, Soil organic nitrogen determination method

UNE 103204:2019 Organic matter content of a soil by the potassium permanganate method.
UNE-CEN/TS 17728:2022 Organic soil improvers - Determination of specific parameters (Endorsed by Asociación Española de Normalización in May of 2022.)
UNE-EN ISO 23161:2018 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method (ISO 23161:2018) (Endorsed by Asociación Española de Normalización in January of 2019.)
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 ISO 16072:2011 Soil quality - Laboratory methods for determination of microbial soil respiration (ISO 16072:2002) (Endorsed by AENOR in August of 2011.)
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 organic nitrogen determination method

FprCEN/TS 17728-2021 Organic soil improvers - Determination of specific parameters
CEN/TS 17728:2022 Organic soil improvers - Determination of specific parameters
EN ISO 23161:2011 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method (ISO 23161:2009)
CEN EN 13654-1-2001 Soil Improvers and Growing Media - Determination of Nitrogen - Part 1: Modified Kjeldahl Method
EN ISO 17184:2014 Soil quality - Determination of carbon and nitrogen by near-infrared spectrometry (NIRS)
EN 13654-2:2001 Soil improvers and growing media - Determination of nitrogen - Part 2: Dumas method
EN ISO 11461:2014 Soil quality - Determination of soil water content as a volume fraction using coring sleeves - Gravimetric method
EN ISO 16072:2011 Soil quality - Laboratory methods for determination of microbial soil respiration
EN 13039:2011 Soil improvers and growing media - Determination of organic matter content and ash
EN 13039:1999 Soil Improvers and Growing Media - Determination of Organic Matter Content and Ash
EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method

KR-KS, Soil organic nitrogen determination method

KS F 2104-2013(2023) Standard test method of organic matter contents in soils by ignition loss
KS I ISO 21226-2022 Soil quality — Guideline for the screening of soil polluted with toxic elements using soil magnetometry
KS I ISO 23753-1-2021 Soil quality — Determination of dehydrogenases 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 M ISO 26082-1-2020 Leather — Physical and mechanical test methods for the determination of soiling — Part 1: Rubbing(Martindale) method
KS I ISO 10694-2021 Soil quality — Determination of organic and total carbon after dry combustion(elementary analysis)

Group Standards of the People's Republic of China, Soil organic nitrogen determination method

T/SDAS 304-2021 Soil Hydrolyzable Nitrogen Determination Automatic Distillation Potentiometric Titration
T/ZNZ 082-2021 Determination of available mercury in soil by atomic fluorescence spectrometry
T/ZJATA 0011-2022 Soil-Determination of organic acids (formic acid, acetic acid, propionic acid, acrylic acid)-High performance liquid chromatography

American Society for Testing and Materials (ASTM), Soil organic nitrogen determination method

ASTM D2974-07 Standard Test Methods for Moisture, Ash, and Organic Matter of Peat and Other Organic Soils
ASTM D2974-07a Standard Test Methods for Moisture, Ash, and Organic Matter of Peat and Other Organic Soils
ASTM D2974-13 Standard Test Methods for Moisture, Ash, and Organic Matter of Peat and Other Organic Soils
ASTM E258-67(2002) Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
ASTM D2974-20 Standard Test Methods for Determining the Water (Moisture) Content, Ash Content, and Organic Material of Peat and Other Organic Soils
ASTM D2974-20e1 Standard Test Methods for Determining the Water (Moisture) Content, Ash Content, and Organic Material of Peat and Other Organic Soils
ASTM D5715-00 Standard Test Method for Estimating the Degree of Humification of Peat and Other Organic Soils (Visual/Manual Method)
ASTM D5715-00(2006) Standard Test Method for Estimating the Degree of Humification of Peat and Other Organic Soils (Visual/Manual Method)
ASTM D2974-14 Standard Test Methods for Moisture, Ash, and Organic Matter of Peat and Other Organic Soils
ASTM D5988-12 Standard Test Method for Determining Aerobic Biodegradation of Plastic Materials in Soil
ASTM D1997-20 Standard Test Method for Laboratory Determination of the Fiber Content of Peat and Organic Soils by Dry Mass
ASTM D2922-04 Standard Test Methods for Density of Soil and Soil-Aggregate in Place by Nuclear Methods (Shallow Depth)
ASTM D2922-05 Standard Test Methods for Density of Soil and Soil-Aggregate in Place by Nuclear Methods (Shallow Depth)
ASTM E258-67(1996)e1 Standard Test Method for Total Nitrogen in Organic Materials by Modified Kjeldahl Method
ASTM D2974-00 Standard Test Methods for Moisture, Ash, and Organic Matter of Peat and Other Organic Soils
ASTM D2922-04e1 Standard Test Methods for Density of Soil and Soil-Aggregate in Place by Nuclear Methods (Shallow Depth)
ASTM D2922-01 Standard Test Methods for Density of Soil and Soil-Aggregate in Place by Nuclear Methods (Shallow Depth)
ASTM D2922-96e1 Standard Test Methods for Density of Soil and Soil-Aggregate in Place by Nuclear Methods (Shallow Depth)
ASTM D5874-02(2007) Standard Test Method for Determination of the Impact Value (IV) of a Soil
ASTM D5874-02 Standard Test Method for Determination of the Impact Value (IV) of a Soil
ASTM D5874-95 Standard Test Method for Determination of the Impact Value (IV) of a Soil
ASTM D7521-22 Standard Test Method for Determination of Asbestos in Soil
ASTM D7521-13 Standard Test Method for Determination of Asbestos in Soil
ASTM D7521-16 Standard Test Method for Determination of Asbestos in Soil
ASTM D6938-23 Standard Test Methods for In-Place Density and Water Content of Soil and Soil-Aggregate by Nuclear Methods (Shallow Depth)
ASTM D1140-00 Standard Test Methods for Amount of Material in Soils Finer Than the No. 200 (75-um) Sieve
ASTM D1140-00(2006) Standard Test Methods for Amount of Material in Soils Finer than No. 200 (75-956;m) Sieve
ASTM D8106-17 Standard Test Methods for Determining the Oil Sorption Capacity of Organophilic Clay
ASTM D6758-18e1 Standard Test Method for Measuring Stiffness and Apparent Modulus of Soil and Soil-Aggregate In-Place by Electro-Mechanical Method
ASTM E1195-01 Standard Test Method for Determining a Sorption Constant (K_oc) for an Organic Chemical in Soil and Sediments
ASTM D2216-71 Standard Method of Laboratory Determination Of Moisture Content Of Soil
ASTM D5874-16 Standard Test Methods for Determination of the Impact Value (IV) of a Soil
ASTM D7626-19 Standard Test Methods for Determining the Organic Treat Loading of Organophilic Clay
ASTM D7626-19e1 Standard Test Methods for Determining the Organic Treat Loading of Organophilic Clay
ASTM D6758-18 Standard Test Method for Measuring Stiffness and Apparent Modulus of Soil and Soil-Aggregate In-Place by Electro-Mechanical Method
ASTM D427-98 Test Method for Shrinkage Factors of Soils by the Mercury Method

Shanxi Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

DB14/T 1099-2015 Determination of Hydrolyzable Nitrogen in Soil Alkaline Hydrolysis Distillation Potentiometric Titration
DB14/T 926-2014 Rapid Determination Method of Total Arsenic in Soil
DB14/T 1806-2019 Determination of available molybdenum in calcareous soil by graphite furnace atomic absorption method

CZ-CSN, Soil organic nitrogen determination method

CSN 72 1021-1970 Laboratory determination of organic substances in soils
CSN 46 5333-1987 Nature conservation. Soil. Methods for determining the danger of soil erosion due to rain

Lithuanian Standards Office , Soil organic nitrogen determination method

LST 1360.6-1995 Soils for road construction. Testing methods. Determination of density of soil
LST EN 13654-1-2002 Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method
LST EN ISO 23161:2011 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method (ISO 23161:2009)
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 16072:2011 Soil quality - Laboratory methods for determination of microbial soil respiration (ISO 16072:2002)
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)
LST EN 13039-2012 Soil improvers and growing media - Determination of organic matter content and ash
LST 1360.8-1995 Soils for road construction. Testing methods. Determination of water permeability
LST 1360.4-1995 Soils for road construction. Testing methods. Determination of liquid and plastic limit

CEN - European Committee for Standardization, Soil organic nitrogen determination method

EN ISO 23161:2018 Soil quality - Determination of selected organotin compounds - Gas-chromatographic method

Professional Standard - Tobacco, Soil organic nitrogen determination method

YC/T 386-2011 Determination of organochlorine pesticide residues in soil.Gas chromatographic method

Professional Standard - Chemical Industry, Soil organic nitrogen determination method

HG/T 4103-2009 Chemical reagent.General method for the determination of organic nitrogen compounds

Inner Mongolia Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

DB15/T 1458-2018 Method for Determination of pH Value, Organic Acid and Ammonia Nitrogen in Silage

Taiwan Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

CNS 12590-1989 Method of Test for Organic Nitrogen in Paper and Paperboard

未注明发布机构, Soil organic nitrogen determination method

DIN EN ISO 10390:2022 Soil, treated organic waste and sludge – pH determination

Henan Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

DB41/T 813-2013 Determination of Available Antimony in Soil by Atomic Fluorescence Method
DB41/T 811-2013 Determination of antimony in soil by atomic fluorescence method

Fujian Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

DB35/T 1459-2014 Determination of available arsenic and available mercury in acidic soil by atomic fluorescence method

Shaanxi Provincial Standard of the People's Republic of China, Soil organic nitrogen determination method

DB61/T 1423-2021 Determination of Soil Organochlorine Pesticides by Gas Chromatography-Triple Quadrupole Mass Spectrometry

Professional Standard - Commodity Inspection, Soil organic nitrogen determination method

SN/T 2602-2010 Detection and identification of Agrobacterium tume faciens(Smith et townsend 1907)Conn 1942
SN/T 3005-2011 Test method for instrumental determination of carbon,hydrogen,nitrogen and sulfur in organic chemicals

中华全国供销合作总社, Soil organic nitrogen determination method

GH/T 1376-2022 Soil environmental quality assessment method for plant-based organic product bases

Professional Standard - Non-ferrous Metal, Soil organic nitrogen determination method

YS/T 575.21-2006 Bauxite Ore Chemical Analysis Method Titration Determination of Organic Carbon Content

PL-PKN, Soil organic nitrogen determination method

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)
PN C04660-1972 Method of determination of phenoxyacetic herb?cide residues in soil