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How to measure nitrogen content in soil

How to measure nitrogen content in soil, Total:117 items.

In the international standard classification, How to measure nitrogen content in soil involves: Soil quality. Pedology, Fertilizers, Fuels, Physics. Chemistry, Construction materials, Earthworks. Excavations. Foundation construction. Underground works, Vocabularies, Agricultural machines, implements and equipment, Analytical chemistry, Fruits. Vegetables, Radiation measurements.

Indonesia Standards, How to measure nitrogen content in soil

SNI 13-4721-1998 Methods for determination of total nitrogen content in soils
SNI 13-4720-1998 Methods for determination of organic carbon content in soils
SNI 13-6622-2001 Determination for fiber content of peat or dried non-peat organic soils
SNI 13-6793-2002 Test methods for moisture, ash, and organic matter of peat and other organic soils
SNI 06-6803-2002 Test methods for determination of lime content in lime-treated soils by titration

RU-GOST R, How to measure nitrogen content in soil

GOST R 53219-2008 Soil quality. Determination of nitrogen in air-dry soils using calcium chloride solution

Association Francaise de Normalisation, How to measure nitrogen content in soil

NF X31-115:2001 Soil quality - Sampling and storage of soil samples in view of determination of mineral nitrogen on fresh soil.
NF X31-111*NF ISO 11261:1995 Soil quality. Determination of total nitrogen. Modified kjeldahl method.
NF U44-310-2*NF EN 13654-2:2002 Soil improvers and growing media - Determination of nitrogen - Part 2 : Dumas method.
NF EN 16168:2012 Boues, biodéchets traités et sols - Détermination de la teneur totale en azote par combustion sèche
NF U44-310-1*NF EN 13654-1:2002 Soil improvers and growing media - Determination of nitrogen - Part 1 : modified Kjeldahl method
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 X31-500*NF ISO 10573:1996 Soil quality. Determination of water content of the unsaturated zone. Neutron depth probe 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 ISO 10573:1996 Qualité du sol - Détermination de la teneur en eau de la zone non saturée - Méthode à la sonde à neutrons de profondeur.
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
XP P94-047:1998 Sols : reconnaissance et essais - Détermination de la teneur pondérale en matières organiques d'un matériau - Méthode par calcination.
XP CEN/TS 16375:2013 Amendements minéraux basiques - Détermination de la teneur en carbonate résiduel finement broyé dans les sols - Méthode volumétrique
NF X31-171:2011 Soil quality - Determination of chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection.

German Institute for Standardization, How to measure nitrogen content in soil

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 19741:2012 Soil quality - Determination of contents of the platinum group elements (platinum, palladium, rhodium) in soils, soil materials and sludges
DIN 19741:2012-01 Soil quality - Determination of contents of the platinum group elements (platinum, palladium, rhodium) in soils, soil materials and sludges
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 19746:2005-06 Soil quality - Determination of mineral nitrogen (nitrat and ammonium) in soil profiles (Nmin laboratory method)
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 EN 13654-1:2002 Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method; German version EN 13654-1:2001
DIN 19684-6:1997 Methods of soil investigations for agricultural engineering - Chemical laboratory tests - Part 6: Determination of iron soluble in oxalate solution

AENOR, How to measure nitrogen content in soil

UNE 103206:2006 Determination of gypsum content in soils
UNE 103200:1993 DETERMINATION OF CARBONATE CONTENT IN SOILS.
UNE 103205:2006 Determination of soluble salts content in soils.
UNE 103202:1995 QUALITATIVE DETERMINATION OF SOLUBLES SULPHATES CONTENT IN A SOIL.
UNE 77326:2004 Soil quality -- Biological methods -- Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes

ES-UNE, How to measure nitrogen content in soil

UNE 103206:2019 Determination of gypsum content in soils
UNE 103205:2019 Determination of soluble salts content in soils.
UNE 103202:2019 Qualitative determination of soluble sulphates (in water) content in a soil.
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.)

NL-NEN, How to measure nitrogen content in soil

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

Korean Agency for Technology and Standards (KATS), How to measure nitrogen content in soil

KS I ISO 13878:2009 Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)
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 23753-2:2006 Soil quality－Determination of dehydrogenase activity in soils－ Part 2：Method using iodotetrazolium chloride(INT)
KS I ISO 23753-1:2021 Soil quality — Determination of dehydrogenases activity in soils —Part 1: Method using triphenyltetrazolium chloride(TTC)
KS I ISO 10573:2005 Soil quality-Determination of water content in the unsaturated zone(Neutron depth probe method)
KS I ISO 10573-2005(2020) Soil quality－Determination of water content in the unsaturated zone(Neutron depth probe method)
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

British Standards Institution (BSI), How to measure nitrogen content in soil

BS EN ISO 23753-2:2011 Soil quality. Determination of dehydrogenase activity in soils. Method using iodotetrazolium chloride (INT)
BS EN ISO 23753-1:2011 Soil quality. Determination of dehydrogenase activity in soil. Method using triphenyltetrazolium chloride (TTC)
BS 7755-5.2:1996 Soil quality. Physical methods. Determination of water content in the unsaturated zone. Neutron depth probe method
BS EN ISO 15192:2021 Soil and waste. Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection
BS ISO 18589-4:2009 Measurement of radioactivity in the environment - Soil - Measurement of plutonium isotopes (plutonium 238 and Plutonium 239 + 240) by alpha spectrometry

Xinjiang Provincial Standard of the People's Republic of China, How to measure nitrogen content in soil

DB65/T 602.8-2001 The determinanation of calcium carbonate in soil

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, How to measure nitrogen content in soil

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

VN-TCVN, How to measure nitrogen content in soil

TCVN 6643-2000 Soil quality.Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant

Professional Standard - Forestry, How to measure nitrogen content in soil

LY/T 1222-1999 Determination of oxygen content in forest soil solution
LY/T 1221-1999 Determination of carbon dioxide content in forest soil air

International Organization for Standardization (ISO), How to measure nitrogen content in soil

ISO 14255:1998 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant
ISO 10573:1995 Soil-quality - Determination of water content in the unsaturated zone - Neutron depth probe method
ISO 23753-2:2005 Soil quality - Determination of dehydrogenase activity in soils - Part 2: Method using iodotetrazolium chloride (INT)
ISO 15192:2010 Soil quality - Determination of chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection
ISO 15192:2021 Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection

Standard Association of Australia （SAA）, How to measure nitrogen content in soil

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 1289.2.1.2:2005 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 1289.2.1.5:2005 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 1289.2.1.4:2005 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)

Tianjin Provincial Standard of the People's Republic of China, How to measure nitrogen content in soil

DB12/T 961-2020 Determination of organic matter content in soil direct heating method
DB12/T 1022-2020 Determination of Available Boron Content in Soil by Inductively Coupled Plasma Mass Spectrometry

KR-KS, How to measure nitrogen content in soil

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 F 2104-2013(2023) Standard test method of organic matter contents in soils by ignition loss

RO-ASRO, How to measure nitrogen content in soil

STAS 7184/19-1982 SOILS Detcrmination of extracted phosphorus in ammonium lactate-acctatc

Professional Standard - Agriculture, How to measure nitrogen content in soil

NY/T 30-1986 Determination of rare earth oxide content in soil.Chlorophosphonazo-p-hippuric acid photometric method
GB 6260-1986 Determination of Total Oxidized Rare Earth in Soil Spectrophotometric Method for Azochlorophosphorus Hippurate

Danish Standards Foundation, How to measure nitrogen content in soil

DS/ISO 10573:1997 Soil quality - Determination of water content in the unsaturated zone - Neutron depth probe 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

Heilongjiang Provincial Standard of the People's Republic of China, How to measure nitrogen content in soil

DB23/T 1579-2014 Determination of Mercury Content in Soil in Mobile Laboratory - Direct Reading Mercury Meter Method

American Society for Testing and Materials (ASTM), How to measure nitrogen content in soil

ASTM D4373-02 Standard Test Method for Rapid Determination of Carbonate Content of Soils
ASTM D4643-00 Standard Test Method for Determination of Water (Moisture) Content of Soil by the Microwave Oven Method
ASTM D4643-08 Standard Test Method for Determination of Water (Moisture) Content of Soil by Microwave Oven Heating
ASTM D4373-14 Standard Test Method for Rapid Determination of Carbonate Content of Soils
ASTM D5982-02 Standard Test Method for Determining Cement Content of Fresh Soil-Cement (Heat of Neutralization Method)
ASTM D4959-00 Standard Test Method for Determination of Water (Moisture) Content of Soil By Direct Heating
ASTM D2216-98 Standard Test Method for Laboratory Determination of Water (Moisture) Content of Soil and Rock by Mass
ASTM D4959-07 Standard Test Method for Determination of Water (Moisture) Content of Soil By Direct Heating
ASTM D2216-10 Standard Test Methods for Laboratory Determination of Water (Moisture) Content of Soil and Rock by Mass
ASTM D5982-96 Standard Test Method for Determining Cement Content of Fresh Soil-Cement (Heat of Neutralization Method)
ASTM D6565-00 Standard Test Method for Determination of Water (Moisture) Content of Soil by the Time-Domain Reflectometry (TDR) Method
ASTM D6565-00(2005) Standard Test Method for Determination of Water (Moisture) Content of Soil by the Time-Domain Reflectometry (TDR) Method
ASTM D4959-16 Standard Test Method for Determination of Water Content of Soil By Direct Heating
ASTM D2216-05 Standard Test Methods for Laboratory Determination of Water (Moisture) Content of Soil and Rock by Mass
ASTM D4542-95 Standard Test Method for Pore Water Extraction and Determination of the Soluble Salt Content of Soils by Refractometer
ASTM D4542-95(2001) Standard Test Method for Pore Water Extraction and Determination of the Soluble Salt Content of Soils by Refractometer
ASTM D4542-22 Standard Test Methods for Pore Water Extraction and Determination of the Soluble Salt Content of Soils by Refractometer

The American Road & Transportation Builders Association, How to measure nitrogen content in soil

AASHTO T 265-1993 Standard Method of Test for Laboratory Determination of Moisture Content of Soils
AASHTO T 290-1995(R2007) Standard Method of Test for Determining Water-Soluble Sulfate Ion Content in Soil
AASHTO T232-1990 Standard Method of Test for Determination of Lime Content in Lime-Treated Soils by Titration Twentieth Edition R(1999)

Guangxi Provincial Standard of the People's Republic of China, How to measure nitrogen content in soil

DB45/T 939-2013 Determination of Mercury Content in Soil, Fertilizer, Feed and Hair Direct Mercury Meter Method
DB45/T 1544-2017 Rapid determination of cadmium, lead, copper and arsenic in soil by anodic stripping voltammetry

European Committee for Standardization (CEN), How to measure nitrogen content in soil

EN 13654-1:2001 Soil improvers and growing media - Determination of nitrogen - Part 1: Modified Kjeldahl method
CEN/TS 16375:2013 Liming materials - Determination of the amount of residual finely ground carbonate in soils - Volumetric method
EN ISO 23753-2:2019/A1:2020 Soil quality - Determination of dehydrogenases activity in soils - Part 2: Method using iodotetrazolium chloride (INT) - Amendment 1 (ISO 23753-2:2019/Amd 1:2020)
EN ISO 15192:2021 Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection (ISO 15192:2021)

AASHTO - American Association of State Highway and Transportation Officials, How to measure nitrogen content in soil

T 291-1994 Standard Method of Test for Determining Water-Soluble Chloride Ion Content in Soil
T291-1994 Standard Method of Test for Determining Water Soluble Chloride Ion Content in Soil
T 290-1994 Standard Method of Test for Determining Water Soluble Sulfate Ion Content in Soil
T 232-1990 Standard Method of Test for Determination of Lime Content in Lime-Treated Soils by Titration
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
T232-1990 Standard Specification for Determination of Lime Content in Lime-Treated Soils by Titration (Eighteenth Edition)
T 290-1995 Standard Method of Test for Determining Water Soluble Sulfate Ion Content in Soil (Eighteenth Edition)

Group Standards of the People's Republic of China, How to measure nitrogen content in soil

T/NAIA 099-2021 Determination of Inorganic Anion and Cation Content in Facility Soil by Ion Chromatography

Lithuanian Standards Office , How to measure nitrogen content in soil

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)

PL-PKN, How to measure nitrogen content in soil

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)

Japanese Industrial Standards Committee (JISC), How to measure nitrogen content in soil

JIS K 0470:2008 Determination of arsenic and lead in clay and sand using energy-dispersive X-ray fluorescence spectrometry

Jiangxi Provincial Standard of the People's Republic of China, How to measure nitrogen content in soil

DB36/T 1633-2022 Determination of copper, lead, zinc, chromium, nickel content in soil by inductively coupled plasma emission spectrometry