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Determination of total nitrogen and total phosphorus in soil

Determination of total nitrogen and total phosphorus in soil, Total:145 items.

In the international standard classification, Determination of total nitrogen and total phosphorus in soil involves: Soil quality. Pedology, Fertilizers, Vocabularies, Water quality, Farming and forestry, Wastes, Radiation measurements, Particle size analysis. Sieving, Metalliferous minerals, Road vehicles in general, Medical sciences and health care facilities in general, Pipeline components and pipelines, Cereals, pulses and derived products, Pesticides and other agrochemicals.

GOSTR, Determination of total nitrogen and total phosphorus in soil

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

Indonesia Standards, Determination of total nitrogen and total phosphorus in soil

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

Korean Agency for Technology and Standards (KATS), Determination of total nitrogen and total phosphorus in soil

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 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 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 11262:2019 Soil quality ― Determination of total cyanide
KS I ISO 15178:2009 Soil quality-Determination of total sulfur by dry combustion
KS A ISO 18589-1-2012(2022) Measurement of radioactivity in the environment－Soil－Part 1：General guidelines and definitions
KS A ISO 18589-1-2012(2017) Measurement of radioactivity in the environment－Soil－Part 1：General guidelines and definitions
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 I ISO 14869-2:2019 Soil quality — Dissolution for the determination of total element content ― Part 2: Dissolution by alkaline fusion
KS I ISO 14869-2:2009 Soil quality－Dissolution for the determination of total element content－Part 2：Dissolution by alkaline fusion

International Organization for Standardization (ISO), Determination of total nitrogen and total phosphorus in soil

ISO 11261:1995 Soil quality - Determination of total nitrogen - Modified Kjeldahl method
ISO 20620:2021 Fertilizers and soil conditioners - Determination of total nitrogen by combustion
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 21793:2020 Water quality — Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb), dissolved bound nitrogen (DNb), total bound phosphorus (TPb) and dissolved boun
ISO 15178:2000 Soil quality - Determination of total sulfur by dry combustion
ISO 22145:2021 Fertilizers and soil conditioners - Mineral soil amendments - Determination of total calcium and magnesium content
ISO 14869-2:2002 Soil quality - Dissolution for the determination of total element content - Part 2: Dissolution by alkaline fusion
ISO 10694:1995 Soil quality - Determination of organic and total carbon after dry combustion (elementary analysis)

AENOR, Determination of total nitrogen and total phosphorus in soil

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 77321:2003 Soil quality. Determination of organic and total carbon after dry combustion (elementary analysis).

RU-GOST R, Determination of total nitrogen and total phosphorus in soil

GOST 26107-1984 Soils. Methods for determination of total nitrogen
GOST 26261-1984 Soils. Methods for determining total phosphorus and total potassium
GOST 27753.4-1988 Greenhouse grounds. Method for determination of total salts content

Professional Standard - Agriculture, Determination of total nitrogen and total phosphorus 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
NY/T 1121.10-2006 Soil Testing.Part 10:Method for determination of soil total hydrargyrum
NY/T 1121.11-2006 Soil Testing Part.11:Method for determination of soil total arsenic
NY/T 1121.12-2006 Soil Testing.Part 12:Method for determination of soil total chrome
NY/T 1977-2010 Water-suluble fertilizers-Determination of total nitrogen, phosphorus and potassium content
NY/T 1121.16-2006 Soil Testing.Part 9:Method for determination of total water-soluble salt
GB 10511-1989 Determination of total nitrogen content in nitrophosphate fertilizers Titration after distillation
GB 7864-1987 Determination of Total Exchangeable Base of Forest 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 1615-2008 Determination of exchangeable bases and total exchangeable bases in calcareous soil
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

AT-ON, Determination of total nitrogen and total phosphorus in soil

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

Association Francaise de Normalisation, Determination of total nitrogen and total phosphorus in soil

NF U42-504*NF ISO 20620:2022 Fertilizers and soil conditioners - Determination of total nitrogen by combustion
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 X31-407*NF ISO 11262:2012 Soil quality - Determination of total cyanide.
NF ISO 11262:2012 Qualité du sol - Dosage des cyanures totaux
NF EN 16168:2012 Boues, biodéchets traités et sols - Détermination de la teneur totale en azote par combustion sèche
NF X31-036*NF EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method.
NF M60-790-6:2009 Measurements of radioactivity in the environment - Soil - Part 6 : measurements of gross alpha and gross beta activities.
NF X31-147:1996 Soil quality. Soils, sediments. Total solubilizing by acid attack.
NF U44-187:2021 Fertilizers and soil conditioners - Mineral soil amendments - Determination of total calcium and magnesium content
NF X31-429*NF ISO 15178:2001 Soil quality - Determination of total sulfur by dry combustion.
NF U44-160:1985 Organic soil conditioners and organic material for soil improvement. Determination of total organic matter. Calcination method.
NF X31-505:1992 Soil quality - Physical methods - Method for determining the bulk volume and the water content of lumps of earth
XP X 31-148-1997 SOIL QUALITY. DETERMINATION OF TOTAL FLUORINE CONTENT USING A SPECIFIC ELECTRODE AFTER ALKALINE FUSION.
NF ISO 10694:1995 Qualité du sol - Dosage du carbone organique et du carbone total après combustion sèche (analyse élémentaire)
NF ISO 14869-2:2002 Qualité du sol - Mise en solution pour la détermination des teneurs élémentaires totales - Partie 2 : mise en solution par fusion alcaline
NF ISO 14869-1:2001 Qualité du sol - Mise en solution pour la détermination des teneurs élémentaires totales - Partie 1 : mise en solution par l'acide fluorhydrique et l'acide perchlorique

British Standards Institution (BSI), Determination of total nitrogen and total phosphorus in soil

BS ISO 20620:2021 Fertilizers and soil conditioners. Determination of total nitrogen by combustion
BS 7755-3.7:1995 Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl method
20/30419338 DC BS EN ISO 20620. Fertilizers and soil conditioners. Determination of total nitrogen by combustion
BS ISO 11262:2011 Soil quality. Determination of total cyanide
BS ISO 22145:2021 Fertilizers and soil conditioners. Mineral soil amendments. Determination of total calcium and magnesium content
BS EN 16168:2012 Sludge, treated biowaste and soil. Determination of total nitrogen using dry combustion method
20/30358417 DC BS ISO 22145. Fertilizers and soil conditioner. Mineral soil amendments. Determination of total Calcium and Magnesium content
BS ISO 14869-2:2002 Soil quality - Dissolution for the determination of total element content - Dissolution by alkaline fusion

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination of total nitrogen and total phosphorus in soil

GB/T 22105.1-2008 Soil quality.Analysis of total mercury,arsenic and lead contents.Atomic fluorescence spectrometry.Part 1:Analysis of total mercury contents in soils
GB/T 22105.2-2008 Soil quality.Analysis of total mercury,arsenic and lead contents.atomic fluorescence spectrometry.Part 2:Analysis of total arsenic contents in soils
GB/T 22105.3-2008 Soil quality.Analysis of total mercury,arsenic and lead contents.Atomic fluorescence spectrometry.Part3:Analysis of total lead contents in soils
GB/T 10209.1-2001 Determination of total nitrogen content for monoammonium phosphate and diammonium phosphate(Titrimetric method after distillation)
GB/T 10511-1989 The determination of total nitrogen content for nitrophosphate titrimetric method after distillation
GB/T 10511-2008 Determination of tatal nitrogen content for nitrophosphate.Titrimetric method after distillation
GB/T 10209.1-2008 Determination of monoammonium phosphate and diammonium phosphate.Part 1:Total nitrogen content
GB/T 17136-1997 Soil quality--Determination of total mercury--Cold atomic absorption spectrophotometry
GB/T 17137-1997 Soil quality--Determination of total chromium--Flame atomic absorption spectrophotometry
GB/T 17135-1997 Soil quality--Determination of total arsenic--Spectrophotometric method with potassium borohyride and silver nitrate
GB/T 6730.24-1986 Methods for chemical analysis of iron ores--The arsenazo 3 photometric method for the determination of rare earth elements content
GB/T 3257.15-1999 Methods for chemical analysis of bauxite--Determination the total content of rare earth oxide--Tribromo-arsenazo photometric method
GB/T 7630-1987 The tribromoarsenazo photometric method for the determination of rare earth oxide content in rice and wheat
GB/T 6730.24-2006 Iron ores Determination of total rare earth contentd Chlorophosphonazo mA spectrophotometric method
GB 7630-1987 The tribromoarsenazo photometric method for the determination of rare earth oxide content in rice and wheat

Professional Standard - Environmental Protection, Determination of total nitrogen and total phosphorus in soil

HJ 632-2011 Soil. Determination of Total Phosphorus by alkali fusion. Mo-Sb Anti spectrophotometric method
HJ 745-2015 Soil－Determination of cyanide and total cyanide－Spectrometric method
HJ 491-2009 Soil quality.Determination of total chromium.Flame atomic absorption spectrometry
HJ 832-2017 Determination of Total Metal Elements in Soil and Sediment Microwave Digestion Method
HJ 873-2017 Soil-Determination of water soluble fluoride and total fluoride - Ion selective electrode method

German Institute for Standardization, Determination of total nitrogen and total phosphorus in soil

DIN ISO 14255:1998-11 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant (ISO 14255:1998)
DIN ISO 13878:1998 Soil quality - Determination of total nitrogen content by dry combustion ("elemental analysis") (ISO 13878:1998)
DIN ISO 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 EN 16168:2012-11 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method; German version EN 16168:2012
DIN ISO 15178:2001-02 Soil quality - Determination of total sulfur by dry combustion (ISO 15178:2000)
DIN ISO 11262:2012-04 Soil quality - Determination of total cyanide (ISO 11262:2011)
DIN ISO 15178:2001 Soil quality - Determination of total sulfur by dry combustion (ISO 15178:2000)
DIN ISO 11262:2012 Soil quality - Determination of total cyanide (ISO 11262:2011)
DIN ISO 11261:1997 Soil quality - Determination of total nitrogen - Modified Kjeldahl method (ISO 11261:1995)
DIN EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method; German version EN 16168:2012
DIN ISO 14869-2:2003-01 Soil quality - Dissolution for the determination of total element content - Part 2: Dissolution by alkaline fusion (ISO 14869-2:2002)
DIN EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version EN 15750:2009
DIN 19683-13:2007-07 Soil quality - Physical laboratory tests - Part 13: Determination of soil volume percentage, total pore volume and pore number of mineral soils

VN-TCVN, Determination of total nitrogen and total phosphorus in soil

TCVN 4053-1985 Soil.Method for the determination of total potassium
TCVN 6498-1999 Soil quality.Determination of total nitrogen.Modifierd Kejldahl method
TCVN 4050-1985 Soil.Method for the determination of total organic matter
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")

Sichuan Provincial Standard of the People's Republic of China, Determination of total nitrogen and total phosphorus in soil

DB51/T 836-2008 Determination of total and total arsenic in soil - atomic fluorescence
DB51/T 1520-2012 Determination of Total Chromium in Soil by Inductively Coupled Plasma Emission Spectrometry

TR-TSE, Determination of total nitrogen and total phosphorus in soil

TS 974-1971 DETERMINATION OF NITROGEN, TOTAL SULPHUR CHLORINE AND PHOSPHORUS ?N COKE

American Society for Testing and Materials (ASTM), Determination of total nitrogen and total phosphorus in soil

ASTM D8001-16e1 Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
ASTM D8001-16 Standard Test Method for Determination of Total Nitrogen, Total Kjeldahl Nitrogen by Calculation, and Total Phosphorus in Water, Wastewater by Ion Chromatography
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

Danish Standards Foundation, Determination of total nitrogen and total phosphorus in soil

DS/ISO 15178:2004 Soil quality - Determination of total sulfur by dry combustion
DS/ISO 11262:2012 Soil quality - Determination of total cyanide
DS/EN 16168:2013 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method

KR-KS, Determination of total nitrogen and total phosphorus in soil

KS I ISO 11262-2019 Soil quality ― Determination of total cyanide
KS I ISO 10694-2021 Soil quality — Determination of organic and total carbon after dry combustion(elementary analysis)
KS I ISO 14869-2-2019 Soil quality — Dissolution for the determination of total element content ― Part 2: Dissolution by alkaline fusion

Shanxi Provincial Standard of the People's Republic of China, Determination of total nitrogen and total phosphorus in soil

DB14/T 926-2014 Rapid Determination Method of Total Arsenic in Soil
DB14/T 1115-2015 Rapid Determination of Total Lead in Soil-Sodium Rose Benate Visual Method

Liaoning Provincial Standard of the People's Republic of China, Determination of total nitrogen and total phosphorus in soil

DB21/T 607-1991 Determination of total soil salt content - gravimetric method

Lithuanian Standards Office , Determination of total nitrogen and total phosphorus in soil

LST EN 16168-2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method

ES-UNE, Determination of total nitrogen and total phosphorus in soil

UNE-EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method (Endorsed by AENOR in October of 2012.)

Professional Standard - Forestry, Determination of total nitrogen and total phosphorus in soil

LY/T 1241-1999 Determination of hydrolytic total acidity in forest soil
LY/T 1244-1999 Determination of total exchangeable base in forest soil

European Committee for Standardization (CEN), Determination of total nitrogen and total phosphorus in soil

EN 16168:2012 Sludge, treated biowaste and soil - Determination of total nitrogen using dry combustion method
EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

Standard Association of Australia （SAA）, Determination of total nitrogen and total phosphorus in soil

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 1289.2.2.1:1998(R2013)

RO-ASRO, Determination of total nitrogen and total phosphorus in soil

STAS 7184/5-1978 ?OILS Determination of total porosity and of airy porosity

Qinghai Provincial Standard of the People's Republic of China, Determination of total nitrogen and total phosphorus in soil

DB63/T 1207-2013 Determination of Total Selenium in Soil by Atomic Fluorescence Spectrometry

HU-MSZT, Determination of total nitrogen and total phosphorus in soil

MSZ 21976/8-1982

NZ-SNZ, Determination of total nitrogen and total phosphorus in soil

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

IN-BIS, Determination of total nitrogen and total phosphorus in soil

The American Road & Transportation Builders Association, Determination of total nitrogen and total phosphorus in soil

AASHTO T 307-1999 Standard Method of Test for Determining the Resilient Modulus of Soils and Aggregate Materials

Hunan Provincial Standard of the People's Republic of China, Determination of total nitrogen and total phosphorus in soil

DB43/T 1404-2018 Determination of total cyanide in water and soil by gas-liquid separation and collection spectrophotometry
DB43/T 2637-2023 Determination of Total Cadmium in Soils Electrothermal Evaporation Atomic Absorption Spectrometry with Solid Injection

Professional Standard - Non-ferrous Metal, Determination of total nitrogen and total phosphorus in soil

YS/T 575.14-2006 Chemical analysis method of bauxite ore-tribromoarsine spectrophotometric determination of total rare earth oxides

Professional Standard - Hygiene , Determination of total nitrogen and total phosphorus in soil

WS/T 88-2012 Method for determination of total fluoride in coal and soil.Pyrohydrolysis-ion selective electrode method

Professional Standard - Aviation, Determination of total nitrogen and total phosphorus in soil

HB 5218.14-1995 Aluminum Alloy Chemical Analysis Method Tribromoarsine Spectrophotometric Determination of Total Rare Earth in Cerium Group

CU-NC, Determination of total nitrogen and total phosphorus in soil

NC 28-08-1987 Fertilxzers. Mixed, Granulated and Complex Fertilizers. Determination of Total Nitrogen, Assimilable Phosphorus and Potassium by the Weighing Method