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Soil Total Nitrogen Analysis Method

Soil Total Nitrogen Analysis Method, Total:200 items.

In the international standard classification, Soil Total Nitrogen Analysis Method involves: Soil quality. Pedology, Environmental protection, Farming and forestry, Earthworks. Excavations. Foundation construction. Underground works, Nuclear energy engineering, Metalliferous minerals, Construction materials, Protection against dangerous goods, Laboratory medicine, Products of the chemical industry, Radiation measurements, Fertilizers, Ferrous metals, Radiation protection, Non-ferrous metals, Water quality, Wastes, Ferroalloys, Road vehicles in general, Iron and steel products, Inorganic chemicals, Testing of metals.

GOSTR, Soil Total Nitrogen Analysis Method

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

Xinjiang Provincial Standard of the People's Republic of China, Soil Total Nitrogen Analysis 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 602.12-2001 The determinanation of soil particle-size composition(mechanical composition
DB65/T 602.11-2001 Analysis method of water soluble salts of 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 602.5-2001 The determinanation of available phosphous in soil
DB65/T 602.6-2001 The determinanation of available potassium in soil
DB65/T 602.1-2001 The colect and prepare of soil sample
DB65/T 602.8-2001 The determinanation of calcium carbonate in soil
DB65/T 602.13-2001 The determinanation of available zinc、manganese、copper and iron in soil

RU-GOST R, Soil Total Nitrogen Analysis Method

GOST 26107-1984 Soils. Methods for determination of total nitrogen
GOST 27753.0-1988 Greenhouse grounds. General requirements to methods for analysis
GOST R 56157-2014 Soil. Procedures (methods) of analysis of composition and properties of soil samples. General requirements for development

Association Francaise de Normalisation, Soil Total Nitrogen Analysis 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 X31-409*NF ISO 10694:1995 Soil quality. Determination of organic and total carbon after dry combustion (elementary analysis).
NF EN ISO 17380:2013 Qualité du sol - Détermination des cyanures totaux et des cyanures aisément libérables - Méthode d'analyse en flux continu
NF X31-100:2020 Qualité des sols - Échantillonnage - Méthode de prélèvement d'échantillons de sol pour analyses physico-chimiques en vue d'une interprétation agronomique
XP CEN ISO/TS 29843-2:2021 Qualité du sol - Détermination de la diversité microbienne du sol - Partie 2 : méthode par analyse des acides gras phospholipidiques (PLFA) en utilisant la méthode simple d'extraction des PLFA
NF X31-293-1:2011 Soil Quality - Determination of dehydrogenase activity in soils - Part 1 : method using triphenyltetrazolium chloride (TTC).
NF X31-293-2:2011 Soil quality - Determination of dehydrogenase activity in soils - Part 2 : method using iodotetrazolium chloride (INT).
NF U44-164:2014 Organic soil improvers and growing media - Analytical method for inert components - Bleach washing method

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

KS I ISO 13878:2009 Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)
KS I ISO 13878-2009(2019) Soil quality－Determination of total nitrogen content by dry combustion(“elemental analysis”)
KS F 2341-2022 Standard method for wet preparation of soil samples for particle size analysis and determination of soil constants
KS F 2341-2007(2017) Standard method for wet preparation of soil samples for particle size analysis and determination of soil constants
KS I ISO 17380-2005(2015) Soil quality－Determination of total cyanide and easily releasedcyanide－Continuous?flow analysis method
KS I ISO 17380:2021 Soil quality — Determination of total cyanide and easily liberatable cyanide — Continuous-flow analysis method
KS F 2341-2007 Standard method for wet preparation of soil samples for particle size analysis and determination of soil constants
KS F 2341-1982 Standard method for wet preparation of soil samples for particle size analysis and determination of soil constants

AT-ON, Soil Total Nitrogen Analysis Method

ONORM L 1091-1999 Chemical analysis of soils - Determination of inorganic nitrogen Nmin-method
ONORM L 1095-2002 Chemical analyses of soils - Determination of total nitrogen by dry combustion
ONORM L 1082-1999 Chemical analyses of soils - Determination of nitrogen according to Kjeldahl
ONORM B 4414 Teil.1-1976 Earthwork and foundation engineering, analysis of soll specimen; bulk density (laboratory methods).
ONORM B 4413-1975 Earthwork and foundation engineering; analysis of soil specimen; specific gravity by capillar pycnometer method

German Institute for Standardization, Soil Total Nitrogen Analysis Method

DIN ISO 13878:1998 Soil quality - Determination of total nitrogen content by dry combustion ("elemental analysis") (ISO 13878:1998)
DIN EN ISO 17380:2013-10 Soil quality - Determination of total cyanide and easily liberatable cyanide - Continuous-flow analysis method (ISO 17380:2013); German version EN ISO 17380:2013
DIN CEN ISO/TS 29843-1:2014-12*DIN SPEC 91201-1:2014-12 Soil quality - Determination of soil microbial diversity - Part 1: Method by phospholipid fatty acid analysis (PLFA) and phospholipid ether lipids (PLEL) analysis (ISO/TS 29843-1:2010); German version CEN ISO/TS 29843-1:2014
DIN CEN ISO/TS 29843-2:2014-12*DIN SPEC 91201-2:2014-12 Soil quality - Determination of soil microbial diversity - Part 2: Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method (ISO/TS 29843-2:2011); German version CEN ISO/TS 29843-2:2014
DIN ISO/TS 29843-1:2011 Soil quality - Determination of soil microbial diversity - Part 1: Method by phospholipid fatty acid analysis (PLFA) and phospholipid ether lipids (PLEL) analysis (ISO/TS 29843-1:2010)

AENOR, Soil Total Nitrogen Analysis Method

UNE 77325:2003 Soil quality. Determination of total nitrogen content by dry combustion ("elemental analysis").
UNE 34080:1974 ANALYSIS METHODS FOR CHOCOLATES. DETERMINATION OF TOTAL NITROGEN. (PROTEINS).

British Standards Institution (BSI), Soil Total Nitrogen Analysis Method

BS 7755-3.7:1995 Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl method
BS 7755-3.8:1995 Soil quality. Chemical methods. Determination of organic and total carbon after dry combustion (elementary analysis)
BS 5551-4.1.3:1986 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of total nitrogen content (titrimetric method after distillation)
PD CEN ISO/TS 29843-1:2014 Soil quality. Determination of soil microbial diversity. Method by phospholipid fatty acid analysis (PLFA) and phospholipid ether lipids (PLEL) analysis
BS DD ISO/TS 29843-1:2010 Soil quality. Determination of soil microbial diversity. Method by phospholipid fatty acid analysis (PLFA) and phospholipid ether lipids (PLEL) analysis
BS DD ISO/TS 29843-2:2011 Soil quality. Determination of soil microbial diversity. Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method
BS 1377-7:1990 Methods of test for soils for civil engineering purposes - Shear strength tests (total stress)
BS 8855-2:2000 Soil analysis - Method for determination of coal tar-derived phenolic compounds
BS ISO 17322:2015 Fertilizers and soil conditioners. Analytical methods for Sulfur Coated Urea (SCU)
PD CEN ISO/TS 29843-2:2021 Soil quality. Determination of soil microbial diversity. Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method
DD 220-1994 Soil quality. Determination of mineral oil content. Method by infrared spectrometry and gas chromatographic method
BS PD CEN ISO/TS 29843-2:2021 Soil quality. Determination of soil microbial diversity. Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method

Professional Standard - Nuclear Industry, Soil Total Nitrogen Analysis Method

EJ 194.4-1982 Environmental samples.Method for analyzing total trace of mercury in soil
EJ/T 1035-2011 Analytical method for strontium-90 in soil
EJ/T 1035-1996 Analytical method for strontium - 90 in soil
EJ/T 1117-2000 Radiochemical analysis of radium - 226 in soil
EJ 192.3-1982 Environmental samples.Method for analyzing fluoride content in soil

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Soil Total Nitrogen Analysis Method

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 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 27845-2011 Chemicals.Test method for particle-size analysis of soils
GB 223.49-1985 Methods for chemical analysis of iron,steel and alloy--The extraction separation-chlorophosphonazo mA photometric method for the determination of rare earth elements
GB/T 223.49-1994 Methods for chemical analysis of iron,steel and alloy. Extraction separation-chlorophosphonazo mA spectrophotometric method for the determination of the total rare tarth content
GB/T 11743-2013 Determination of radionuclides in soil by gamma spectrometry
GB/T 6987.24-2001 Aluminium and aluminium alloys--Determination of the cerium subgroup of rare earth elements content--Tribromoarsenazo spectrophotometric method
GB/T 16478.10-1996 Methods for chemical analysis of thorium nitrate.Determination of total rare earth content
GB/T 6730.25-1986 Methods for chemical analysis of iron ores--The gravimetric method for the determination of rare earth elements content
GB/T 26416.1-2022 Methods for Chemical Analysis of Rare Earth Ferroalloys Part 1: Determination of Total Rare Earth
GB/T 16484.19-1996 Methods for chemical analysis of rare earth chloride and carbonate--Determination of total rare earth oxide content
GB/T 12687.1-1990 Chemical analysis of nitrate of rare earth for agriculture--Determination of total rare earth oxide content--Gravimetric method
GB/T 14635-2008 Rare earth metals and their compounds.Determination of total rare earth contents
GB/T 18114.1-2010 Chemical analysis methods of rare earth concentrates.Part 1:Determination of total rare earth oxide contents.Gravimetry
GB/T 16477.1-1996 Methods for chemical analysis of rare earth ferrosilicon alloy and rare earth ferrosilicon magnesium alloy--Determination of total rare earth content
GB/T 3257.5-1999 Methods for chemical analysis of bauxite--Determination of iron oxide content--Orthophenanthroline photometric method
GB/T 3257.20-1999 Methods for chemical analysis of bauxite--Determination of total carbon content--Non-aqueous titrametric method after combustion
GB/T 16484.4-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate.Part 4:Determination of thorium oxide content.ArsenazoⅢ spectrophotometry
GB/T 14635.1-1993 Rare earth metals and their compounds. Determination of total rare earth contents. Rare earth oxalate gravimetric method
GB/T 26416.1-2010 Chemical analysis methods of dysprosium ferroalloy.Part 1:Determination of total rare earth contents.Gravimetry
GB/T 12690.19-1990 Rare-earth metals and their oxides--Determination of iron content--1,10-phenanthroline spectrophotometric method
GB/T 16484.21-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate.Part 21:Determination of iron oxide content.1,10-phenanthroline spectrophotometry
GB/T 18882.1-2002 Chemical analysis methods for mixed rare earth oxide of ion-absorpted type RE ore-Determination of total rare earth contents-Oxalate gravimetric method
GB/T 6987.32-2001 Aluminium and aluminium alloys--Determination of total rare earth contents--Rare earth oxalate gravimetric method
GB/T 20975.24-2008 Methods for chemical analysis of aluminium and aluminium alloys.Part 24: Determination of total rare earth contents

Jilin Provincial Standard of the People's Republic of China, Soil Total Nitrogen Analysis Method

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

Indonesia Standards, Soil Total Nitrogen Analysis Method

SNI 3423-2008 Testing methods for analysis of grain soils size

American Society for Testing and Materials (ASTM), Soil Total Nitrogen Analysis Method

ASTM D421-85(2007) Standard Practice for Dry Preparation of Soil Samples for Particle-Size Analysis and Determination of Soil Constants
ASTM D422-63(2007) Standard Test Method for Particle-Size Analysis of Soils
ASTM D422-63(2007)e2 Standard Test Method for Particle-Size Analysis of Soils
ASTM D422-63(2007)e1 Standard Test Method for Particle-Size Analysis of Soils
ASTM D422-63(1998) Standard Test Method for Particle-Size Analysis of Soils
ASTM C1345-96(2001) Standard Test Method for Analysis of Total and Isotopic Uranium and Total Thorium in Soils by Inductively Coupled Plasma-Mass Spectrometry
ASTM D6913-04e2 Standard Test Methods for Particle-Size Distribution (Gradation) of Soils Using Sieve Analysis
ASTM D6913/D6913M-17 Standard Test Methods for Particle-Size Distribution (Gradation) of Soils Using Sieve Analysis
ASTM C1345-96 Standard Test Method for Analysis of Total and Isotopic Uranium and Total Thorium in Soils by Inductively Coupled Plasma-Mass Spectrometry
ASTM C1345-08 Standard Test Method for Analysis of Total and Isotopic Uranium and Total Thorium in Soils by Inductively Coupled Plasma-Mass Spectrometry
ASTM C1001-00 Standard Test Method for Radiochemical Determination of Plutonium in Soil by Alpha Spectroscopy
ASTM C1001-05 Standard Test Method for Radiochemical Determination of Plutonium in Soil by Alpha Spectroscopy
ASTM C1001-11 Standard Test Method for Radiochemical Determination of Plutonium in Soil by Alpha Spectroscopy
ASTM D6913-04(2009)e1 Standard Test Methods for Particle-Size Distribution 40;Gradation41; of Soils Using Sieve Analysis
ASTM D8438/D8438M-23 Standard Test Methods for Use of Hyperspectral Sensors for Soil Nutrient Analysis of Ground Based Samples
ASTM C1000-05 Standard Test Method for Radiochemical Determination of Uranium Isotopes in Soil by Alpha Spectrometry
ASTM C1000-00 Standard Test Method for Radiochemical Determination of Uranium Isotopes in Soil by Alpha Spectrometry
ASTM C1000-11 Standard Test Method for Radiochemical Determination of Uranium Isotopes in Soil by Alpha Spectrometry

VN-TCVN, Soil Total Nitrogen Analysis Method

TCVN 6645-2000 Soil quality.Determination of total nitrogen content by dry combustion ("elemental analysis")

Standard Association of Australia （SAA）, Soil Total Nitrogen Analysis Method

AS 1289.2.2.1:1998(R2013)
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 1289.3.6.2:1995 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)
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 4969.14:2009
AS 4969.1:2008 Analysis of acid sulfate soil - Dried samples - Methods of test - Pre-treatment of samples
AS 4969.9:2008 Analysis of acid sulfate soil - Dried samples - Methods of test - Calculation of titratable sulfidic acidity (TSA)

Malaysia Standards, Soil Total Nitrogen Analysis Method

Professional Standard - Non-ferrous Metal, Soil Total Nitrogen Analysis Method

YS/T 575.14-2006 Chemical analysis method of bauxite ore-tribromoarsine spectrophotometric determination of total rare earth oxides
YS/T 575.14-2007 Methods for chemical analysis of bauxite.Part 14:Determination the total content of rare earth oxide.Tribromo-arsenazo photometric method
YS/T 575.5-2006 Bauxite ore chemical analysis method o-phenanthrene spectrophotometric determination of ferric oxide content
YS/T 575.18-2006 Combustion-non-aqueous titration method for the determination of total carbon in bauxite ore chemical analysis

Professional Standard - Agriculture, Soil Total Nitrogen Analysis Method

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

Professional Standard - Aviation, Soil Total Nitrogen Analysis Method

HB 5218.14-1995 Aluminum Alloy Chemical Analysis Method Tribromoarsine Spectrophotometric Determination of Total Rare Earth in Cerium Group
HB/Z 5218.14-2004 Methods for chemical analysis of aluminium alloys-Part 14:Determination of the cerium subgroup of rare earth elements content by tribromoarsenazo spectrophtometric method
HB 5220.39-1995 Chemical Analysis Method of Superalloys PMBP Direct Extraction-ArsenazoⅢ Absorbance Spectrophotometry Determination of Total Rare Earth
HB 5220.39-2008 Methods for chemical analysis of superalloys. Part 39: Determination of total rare earth content by PMBP direct extraction-arsenazo Ⅲ photometric method
HB 5219.18-1998 Determination of Total Rare Earth by Oxalate Gravimetric Method for Chemical Analysis of Magnesium Alloys
HB 5218.13-1995 Aluminum Alloy Chemical Analysis Method Oxalate Gravimetric Determination of Total Rare Earth
HB/Z 5218.13-2004 Methods for chemical analysis of aluminium alloys-Part 13:Determination of total rare earth contents by oxalate gravimetric method

IN-BIS, Soil Total Nitrogen Analysis Method

The American Road & Transportation Builders Association, Soil Total Nitrogen Analysis Method

AASHTO T 88-2010 Standard Method of Test for Particle Size Analysis of Soils
AASHTO T 88-2013 Standard Method of Test for Particle Size Analysis of Soils
AASHTO T88-2000 Standard Method of Test for Particle Size Analysis of Soils Twentieth Edition
AASHTO T 311-2000(R2010) Standard Method of Test for Grain-Size Analysis of Granular Soil Materials
AASHTO T 311-2000 Standard Method of Test for Grain-Size Analysis of Granular Soil Materials

AASHTO - American Association of State Highway and Transportation Officials, Soil Total Nitrogen Analysis Method

T 88-2013 Standard Method of Test for Particle Size Analysis of Soils
T 88-2010 Standard Method of Test for Particle Size Analysis of Soils
T 88-2000 Standard Method of Test Particle Size Analysis of Soils
T88-1993 Standard Method of Test for Particle Size Analysis of Soils
T88-2000 Standard Method of Test for Particle Size Analysis of Soils (Twentieth Edition)
T 311-2000 Standard Method of Test for Grain-Size Analysis of Granular Soil Materials (Twentieth Edition)

ES-UNE, Soil Total Nitrogen Analysis Method

UNE-EN ISO 17380:2013 Soil quality - Determination of total cyanide and easily liberatable cyanide - Continuous-flow analysis method (ISO 17380:2013) (Endorsed by AENOR in August of 2013.)

CU-NC, Soil Total Nitrogen Analysis Method

NC 93-20-1986 Community Hygiene. Chrome Determination in Soils Analysis Method
NC 93-15-1986 Community Hygiene. Determination of Organic Matter in Soils. Analysis Method
NC 93-19-1986 Community hygiene. Gobalt Determination in Soils. Analysis Methods
NC 93-16-1986 Community Higiene. Determination of Nitrites in Soils Analysis Method
NC 93-14-1986 Community Hygiene. Chloride Determination in Soils. Analycis Method
NC 93-10-1986 Community Hygiene. Determination of Nitrates in Soils. Analysis Method

NZ-SNZ, Soil Total Nitrogen Analysis Method

NZS 4402.1:1986 Methods of Testing Soils for Civil Engineering Purposes Part 1: Preliminary and General
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

Japanese Industrial Standards Committee (JISC), Soil Total Nitrogen Analysis Method

JIS K 0170-3:2011 Testing methods for water quality by flow analysis -- Part 3: Total nitrogen
JIS K 0170-3:2019 Testing methods for water quality by flow analysis -- Part 3: Total nitrogen

NO-SN, Soil Total Nitrogen Analysis Method

NS 8005-1990 Geotechnical testing - Laboratory methods - Grain-size analysis of soil samples

Professional Standard - Environmental Protection, Soil Total Nitrogen Analysis Method

HJ 814-2016 Radiochemical analysis of Plutonium in water and soil samples

Professional Standard - Machinery, Soil Total Nitrogen Analysis Method

JB/T 4394-1999 Chemical analysis methods for total rare-earth,silicon,magnesiun in rare-earth magnesium alloys
JB/T 4394-2016 Rare earth magnesium silicon alloys.Chemical analysis methods of total rare earth, silicon, total magnesium and magnesia

API - American Petroleum Institute, Soil Total Nitrogen Analysis Method

API PUBL 4599-1994 Interlaboratory Study of Three Methods for Analyzing Petroleum Hydrocarbons in Soils
API PUBL 4449-1987 Manual of Sampling and Analytical Methods for Petroleum Hydrocarbons in Groundwater and Soil
API DR214-1984 PROCEEDINGS: SAMPLING AND ANALYTICAL METHODS FOR DETERMINING PETROLEUM HYDROCARBONS IN GROUNDWATER AND SOIL

International Organization for Standardization (ISO), Soil Total Nitrogen Analysis Method

ISO 10694:1995 Soil quality - Determination of organic and total carbon after dry combustion (elementary analysis)
ISO 17322:2015 Fertilizers and soil conditioners - Analytical methods for Sulfur Coated Urea (SCU)
ISO/TS 29843-2:2021 Soil quality - Determination of soil microbial diversity - Part 2: Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method
ISO/TS 29843-2:2011 Soil quality - Determination of soil microbial diversity - Part 2: Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method
ISO/TS 29843-1:2010 Soil quality - Determination of soil microbial diversity - Part 1: Method by phospholipid fatty acid analysis (PLFA) and phospholipid ether lipids (PLEL) analysis

Danish Standards Foundation, Soil Total Nitrogen Analysis Method

DS/ISO/TS 29843-1:2011 Soil quality - Determination of soil microbial diversity - Part 1: Method by phospholipid fatty acid analysis (PLFA) and phospholipid ether lipids (PLEL) analysis
DS/EN ISO 17380:2013 Soil quality - Determination of total cyanide and easily liberatable cyanide - Continuous-flow analysis method
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/ISO/TS 29843-2:2011 Soil quality - Determination of soil microbial diversity - Part 2: Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method

未注明发布机构, Soil Total Nitrogen Analysis Method

BS 1377-7:1990(2010) Methods of test for Soils for civil engineering purposes — Part 7 : Shear strength tests (total stress)
BS ISO 17380:2004 Soil quality — Determination oftotal cyanide and easily released cyanide — Continuous - flow analysis method

中华人民共和国国家卫生和计划生育委员会, Soil Total Nitrogen Analysis Method

GB/T 11743-1989 Gamma spectrometry method of analysing radionuclides in soil

KR-KS, Soil Total Nitrogen Analysis Method

KS I ISO 17380-2021 Soil quality — Determination of total cyanide and easily liberatable cyanide — Continuous-flow analysis method

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Soil Total Nitrogen Analysis Method

GB/T 34500.5-2017 Chemical analysis methods for rare earth residue and waste water—Part 5：Determination of ammonia nitrogen content

European Committee for Standardization (CEN), Soil Total Nitrogen Analysis Method

CEN ISO/TS 29843-1:2014 Soil quality - Determination of soil microbial diversity - Part 1: Method by phospholipid fatty acid analysis (PLFA) and phospholipid ether lipids (PLEL) analysis (ISO/TS 29843-1:2010)
EN ISO 17380:2013 Soil quality - Determination of total cyanide and easily liberatable cyanide - Continuous-flow analysis method

国家市场监督管理总局、中国国家标准化管理委员会, Soil Total Nitrogen Analysis Method

GB/T 14635-2020 Rare earth metals and their compounds—Determination of total rare earth content
GB/T 20975.24-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 24：Determination of total rare earth content

工业和信息化部, Soil Total Nitrogen Analysis Method

XB/T 629.2-2020 Methods for chemical analysis of rare earth aluminum master alloys Part 2: Determination of total rare earth content
XB/T 622.1-2017 Methods for chemical analysis of rare earth hydrogen storage alloys Part 1: Determination of total rare earth content oxalate gravimetric method

Professional Standard - Rare Earth, Soil Total Nitrogen Analysis Method

XB/T 619-2015 Chemical analysis methods of ion type rare earth ore.Determination of total rare earth ion phase
XB/T 621.1-2016 Chemical analysis methods for holmium ferroalloy.Part 1:Determination of rare earth total cotent.Gravimetry
XB/T 616.1-2012 Chemical analysis methods of gadolinium ferroalloy.Part 1:Determination of total rare earth content.Gravimetry
XB/T 614.1-2011 Chemical analysis method of gadolinium-magnesium alloy.Part 1:Determination of total rare earth content.Gravimetry
XB/T 620.1-2015 Chemical Analysis Methods of Waste Rare Earth Phosphor Powder Part 1: Determination of Total Rare Earth Oxides

IT-UNI, Soil Total Nitrogen Analysis Method

UNI CEN ISO/TS 29843-2:2021 Soil quality - Determination of soil microbial diversity - Part 2: Method by phospholipid fatty acid analysis (PLFA) using the simple PLFA extraction method

Lithuanian Standards Office , Soil Total Nitrogen Analysis Method

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, Soil Total Nitrogen Analysis 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)

Jiangxi Provincial Standard of the People's Republic of China, Soil Total Nitrogen Analysis Method

DB36/T 689-2012 Chemical analysis method of ionic rare earth raw ore Determination of total amount of rare earth in ionic phase EDTA titration method
DB36/T 814.1-2014 Methods for chemical analysis of holmium-iron alloys - part 1: gravimetric method for the determination of the total amount of rare earths

农业农村部, Soil Total Nitrogen Analysis Method

NY/T 3151-2017 Guidelines for the Development and Validation of Analytical Methods for Chemical Pesticides in Soil and Water for Pesticide Registration