chemical method total nitrogen

chemical method total nitrogen, Total:400 items.

The international standard classification for "chemical method total nitrogen" includes: Abrasives , Refractories , Oxides , Chemical reagents , Other materials , Aircraft and space vehicles in general , Textile fabrics , Salts , Cadmium, cobalt and their alloys , Ferroalloys , Non-destructive testing of metals , Other methods of testing of metals , Ferrous metals , Bases , Non-ferrous metals , Metalliferous minerals , Ceramic products , Testing of metals , Materials for aluminium production , Advanced ceramics , Coals , Other non-ferrous metals and their alloys , Chemical analysis of metals , Ambient atmospheres .

The Chinese standard classification for "chemical method total nitrogen" includes: Grinding material and apparatus , Material Protection , Special refractory , Steel and iron alloy analysis method , Chemical reagent in general , Other refractory material , Other non-metal mine product , Fireproof material in general , Basic standards and general methods , Light metals and their alloys analysis method , Rare metals and their alloys analysis method , Metal physical property test method , Heavy metal ore , Special ceramics , Siliceous refractory , Heavy metals and their alloys analysis method , Metallurgy material and auxiliary material in general , Coal analysis methods , Iron ore , Basic standards and general methods on chemical fertilizers , Chemical Measurement , Environmental sanitation .

Professional Standard - Machinery

JB/T 7994-2025 Superabrasive—Chemical analysis methods for cubic boran nitride
JB/T 7994-2012 Superabrasive — Chemical analysis method for cubic boran nitricle
JB/T 6571-1993 Method for measuring impact ductility of man-made diamond and borazon
JB/T 10891-2008 Special products of silicon carbide—Silicon nitride bonded silicon carbide—Beam
JB/T 13306-2017 Superabrasive一Testing method of impurity content in cubic boron nitride
JB/T 7994-1999 Chemical analysis methods of cubic boron nitride
JB/T 7990-2025 Superabrasive—Cubic boron nitride micropowders
JB/T 6075-1992 Titanium Nitride Coatings Metallographic Examination Method
JB/T 8001-1995 Diamond or Cubic Boron Nitride Whetstone
JB/T 10891-2025 Special products of silicon carbide—Silicon nitride bonded silicon carbide—Beam

Military Standard of the People's Republic of China-General Armament Department

GJB 337-1987 Determination method of nitrogen content of nitrocellulose (interferometer method)
GJB 507-1988 Boron nitride chemical analysis method
GJB 770.308-1990 Test methods for gunpowder analysis Determination of nitrogen content of nitrocellulose Ferrous iron-titanium chloride method
GJB 337-1987(XG1-2015) Modification sheet 1-2015 for determination method of nitrogen content of nitrocellulose
GJB 770.303-1989 Test methods for gunpowder analysis: Determination of nitrogen content of nitrocellulose. Five-tube nitrogen meter method

Professional Standard - Ferrous Metallurgy

YB/T 4566.1-2016 Ferrovanadium nitride. Determination of conduct. Thermal conductimetric method after fusion in a current of inert gas
YB/T 174.3-2000 Chemical analysis for silicon nitride bonded silicon carbide product. Determination of free silicon content. Molybdenum blue photometric method
YB/T 4013-1991 Method for chemical analysis of high-quality magnesia
YB/T 4582.7-2017 Ferrosilicon nitride-Determination of total nitrogen content-Neutralization titration method
YB/T 5330-2006 Methods for chemical analysis of vanadium pentoxide The ortho-phenanthroline spectrophotometric method for the determination iron content
YB/T 4530-2016 Nitrogen-bearing ferromanganese. Determination of nitrogen content. The distillation-neutralization titration method
YB/T 174.1-2000 Chemical analysis for silicon nitride bonded silicon carbide product. Determination of silicon nitride content. High pressure dissolve specimen method
YB 4013-1991 Chemical analysis method of high-quality magnesia, determination of iron oxide content by photometric method of phenanthroline
YB/T 4529-2016 Nitrogen-bearing ferromanganese. Determination of nitrogen content. Thermal conductimetric method after fusion in a current of inert gas
YB/T 174.2-2000 Chemical analysis for silicon nitride bonded silicon carbide product. Determination of silicon carbide content. High pressure dissolve specimen method
YB/T 174.4-2000 Chemical analysis for silicon nitride bonded silicon carbide product. Determination of iron oxide content. o-Phenanthroline photometric method
YB/T 4528-2016 Nitrogen-bearing ferrochromium and nitride ferrochrome with high nitrogen content. Determination of nitrogen contenr. Thermal conductimetric method after fusion in a current of inert gas

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB 608-1988 General method for chemical reagent nitrogen determination
GB/T 608-1988 Chemical reagent--General method for the determination of nitrogen
GB/T 16555-2017 Chemical analysis of refractories containing carbon and silicon carbide or nitride
GB/T 20931.4-2007 Methods for chemical analysis of lithium-Determination of iron content-Orthopenanthroline spectrophotometric method
GB/T 609-2018(XG1-2024) Chemical Reagents General Method for Determination of Total Nitrogen
GB/T 8654.1-1988 Methods for chemical analysis of manganese metal--The ortho-phenanthroline photometric method for the determination of iron content
GB/T 32329-2015 Test method for oxidation resistance of oxynitride materials―Non-isothermal oxidation
GB/T 16555-2025 Chemical analysis of refractories containing carbon, silicon carbide or nitride
GB/T 16480.5-1996 Method for chemical analysis of yttrium and yttium oxide--Determination of nitrogen content
GB/T 11039-1989 Textiles; Test for colour fastness to nitrogen oxides
GB/T 6609.35-2009 Chemical analysis methods and determination of physical performance of alumina - Part 35: Determination of specific surface area by nitrogen adsorption
GB 11272-1989 Diamond or cubic boron nitride sticks
GB/T 6405-2017 Superabrasive—Types of cubic boron nitride
GB/T 34003-2017 Detection method of impurity elements in boron nitride
GB/T 39716-2020 Test method for air-purification performance of photocatalytic materials and products—Removal of nitric oxide
GB/T 9506.5-1988 Test method for nitrogen-released and gas-absorbed dynamic curve of nitrogen-doped getter
GB/T 6408-2018 Superabrasive—Cubic boron nitride
GB/T 15076.13-1994 Methods for chemical analysis of tantalum and niobium-Determination of nitrogen content in tantalum
GB/T 6609.35-2023 Chemical analysis methods and determination of physical performance of alumina―Part 35:Determination of specific surface area―Nitrogen adsorption method
GB/T 3257.5-1999 Methods for chemical analysis of bauxite--Determination of iron oxide content--Orthophenanthroline photometric method
GB/T 5687.4-2016 Nitrogen-bearing ferrochromium and nitride ferrochrome with high nitrogen content—Determination of nitrogen content—The distillation-neutralization titration method
GB/T 4324.26-1984 Methods for chemical analysis of tungsten - The Nessler reagent photometric method for the determination of nitrogen content
GB/T 4325.6-1984 Methods for chemical analysis of molybdenum;The ortho-phenanthroline photometric method for the determination of iron content
GB/T 20931.9-2007 Methods for chemical analysis of lithium—Determination of nitrogen content—Mercuric potassium iodide spectrophotometric method
GB 223.36-1985 Methods for chemical analysis of iron, steel and alloy--The volumetric method for the determination of nitrogen content after distillation separation
GB/T 41751-2022 Test method for radius of curvature of crystal plane in GaN single crystal substrate wafers
GB/T 8220.2-1998 Methods for chemical analysis bismuth--Determination of iron content--1, 10-Phenanthroline photometric method
GB/T 4324.6-1984 Methods for chemical analysis of tungsten - The ortho-phenanthroline photometric method for the determination of iron content
GB/T 8156.7-1987 Methods for chemical analysis of aluminium fluoride for industrial use--The 1, 10-phenanthroline photometric method for the determination of iron content
GB/T 4325.15-1984 Methods for chemical analysis of molybdenum;The chlorophosphonazo 1 photometric method for the determination of magnesium content
GB/T 30655-2014 Test methods for internal quantum efficiency of nitride LED epitaxial layers
GB 223.37-1985 Methods for chemical analysis of iron, steel and alloys Distillation separation-volumetric determination of nitrogen content
GB/T 40535.1-2021 Test methods of continuous nitride ceramic fibers—Part 1：Nitrogen content
GB 13025.10-1991 Determination of Ferrous Potassium Nitride General Test Method for Salt Industry
GB/T 609-1988 Chemical reagent-General method for the determination of total nitrogen
GB 609-1988 General method for the determination of total nitrogen content of chemical reagents
GB/T 6609.4-2004 Chemical analysis methods and Determination of physical performance of alumina Determination of ferric oxide content-Orthophenanthroline photometric method
GB/T 8158.4-1987 Methods for chemical analysis of sodium fluoride--The 1, 10-phenanthroline spectro photometric method for the determination of iron content
GB/T 19227-2008 Determination of nitrogen in coal
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 609-2006 Chemical Reagent - General Method for the Determination of Total Nitrogen
GB/T 7315.3-1987 Methods for chamical analysis of vanadium pentixide--The ortho-phenanthroline spectrophotometric method forthe determination of iron content
GB/T 6625-1986 Test methods for nitrogen content of nitrogen-doped getter
GB/T 41490-2022 Silicon nitride ceramics—Test method for rolling contact fatigue at room temperature—Balls-on-flat method
GB/T 6609.4-1986 Methods for chemical analysis of aluminium oxide--The orthophenanthroline photometric method for the determination of ferric oxide content
GB/T 6610.4-2003 Chemical analysis methods of aluminium hydroxide Determination of ferric oxide content-Orthophenanthroline photometric method
GB/T 6408-2003 Super abrasive—Cubic boron nitride
GB/T 4325.26-1984 Methods for chemical analysis of molybdenum;The nessler reagent photometric method for the determination of nitrogen content
GB/T 609-2018 Chemical reagent—General method for the determination of total nitrogen
GB/T 30654-2014 Test method for lattice constant of Ⅲ-nitride epitaxial layers
GB/T 4324.15-1984 Methods for chemical analysis of tungsten--The chlorophosphonazo I photometric method for the determination of magnesium content
GB/T 30653-2014 Test method for crystal quality of Ⅲ-nitride epitaxial layers
GB/T 16555-2008 Chemical analysis of refractories containing carbon and silicon carbide or nitride
GB/T 5687.4-1985 Methods for chemical analysis of ferro-chromium; The neutralization titration method for the determination of nitrogen content
GB 4845-1984 Methods of determination for helium
GB/T 4375.4-1984 Methods for chemical analysis of gallium--The 4, 7-diphenyl-1, 10-phenanthroline photometric method for the determination of iron content
GB/T 16555.5-1996 Chemical analysis for silicon carbide refractories--Determination of ferric oxide--o-Phenanthroline photometric method
GB/T 12372-1990 Standard method for examination of nitrogen dioxide in air of residential areas--Modified Saltzman method

Professional Standard - Building Materials

JC/T 2684-2022 Hexagonal boron nitride
JC/T 2342-2015 Method for the quantitative phase analysis of silicon nitride

Chongqing Provincial Standard of the People's Republic of China

DB50/T 833-2017 Determination of nitrogen oxides in ambient air (nitrogen monoxide and nitrogen dioxide) by chemiluminescence

Professional Standard - Chemical Industry

HG/T 4488-2012 The Calculation Method of N2O Emission in Nitric Acid Production
HG/T 4103-2009 Chemical reagent - General method for the determination of organic nitrogen compounds
HG/T 6105-2022 Flame retardant chemical Hygroscopic sorption test of phosphorus-nitrogen based flame retardant

Hebei Provincial Standard of the People's Republic of China

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

Professional Standard - Commodity Inspection

SN/T 0736.11-2002 Chemical analysis of fertilizers for import and export - Determination of nitrogen content by auto analyzer
SN/T 0736.5-2010 Test method of import and export fertilizers—Part 5:Determination of nitrogen content
SN/T 4042-2014 Determination of azide in wines for export
SN/T 0736.5-1999 Chemical analysis of fertilizers for import and export―Determination of nitrogen content

Taiwan Provincial Standard of the People's Republic of China

CNS 188-1971 Method of Analysis for Calcium Cyanamide
CNS 12786-1990 Method of Chemical Analysis for Silicon Nitride Powders
CNS 10509-1983 Methods of Chemical Analysis for Nitrogen in Ferrochromium
CNS 14288-1998 Method of measuring nitrided case depth for iron and steel
CNS 13199-1993 Method of Test for Nitrogen Oxides in Ambient Air (Chemiluminescence Method)
CNS 14288-2006 Method of measuring nitrided case depth for iron and steel

Group Standards of the People's Republic of China

T/GDAEM 4-2022；T/GDCAA 004-2022 Technical Requirements and Testing Methods for Portable Monitoring Instruments for Water Quality Parameters: Chemical Oxygen Demand, Total Phosphorus, Ammonia Nitrogen, and Total Nitrogen
T/CMA HG101-2023 calibration method for gas detectors and alarms of nitric oxide, nitrogen dioxide (measuring range 0 μmol/mol～500 μmol/mol) for mining
T/CBMF 72-2019 Test method for air-purification performance of photocatalytic materials and products Removal of nitric oxides
T/CAAMM 303-2023 Rapid measurement method of NOX for agricultural machinery
T/HNNMIA 63-2023 Chemical analysis methods of amidoxime resins-Determination of nitrogen content-Elemental analysis

Professional Standard - Non-ferrous Metal

YS/T 74.7-1994 Cadmium Chemical Analysis Method 1,10-Phenanthroline Spectrophotometric Determination of Iron Content
YS/T 575.5-2006 Methods for chemical analysis of bauxite -- Determination of iron oxide content -- Orthophenanthroline photometric method
YS/T 1467.10-2021 Hafnium Chemical Analysis Methods Part 10: Determination of Oxygen and Nitrogen Amounts
YS/T 575.14-2006 Methods for chemical analysis of bauxite -- Determination the total content of rare earth oxide -- Tribromo-arsenazo photometric method
YS/T 534.4-2006 Chemical analysis methods of aluminium hydroxide. Determination of ferric oxide content. Orthophenanthroline photometric method
YS/T 535.4-2006 Sodium fluoride chemical analysis method o-phenanthrene spectrophotometric determination of iron content
YS/T 1654-2023 Methods for chemical analysis of high purity gallium nitride —Determination of trace impurity elements contents —Glow discharge mass spectrometry
YS/T 536.2-2006 Bismuth Chemical Analysis Method 1,10-Phenanthroline Spectrophotometric Determination of Iron Content

Jilin Provincial Standard of the People's Republic of China

DB22/T 1932-2013 Determination method of total nitrogen content in peat (Kjeldahl method)

Professional Standard - Textile

FZ/T 01025-1993 Test method for color fastness of textiles to high humidity nitrogen oxides

Professional Standard - Environmental Protection

HJ 479-2009 Ambient air - Determination of nitrogen oxides - N-(1-naphthyl) ethylene diamine dihydrochloride spectrophotometric method
HJ 479-2009(XG1-2018) Determination of nitrogen oxides (nitrogen monoxide and nitrogen dioxide) in ambient air Spectrophotometric method of naphthalene ethylenediamine hydrochloride "No. 1 Amendment"

Professional Standard - Military and Civilian Products

WJ 36-2005 Test method of nitrocellulose.Nitrogen content.Devarda alloy reduction method

Professional Standard - Rare Earth

XB/T 601.7-1993 Lanthanum hexaboride chemical analysis method 1,10-phenanthrene-phenanthrene spectrophotometric determination of iron content

Professional Standard - Aviation

HB 5219.19-1998 Methods for Chemical Analysis of Magnesium Alloy - Determination of Cerium Content with Tribromo Arsenazo Spectrophotometric Method
HB 5297.25-2001 Methods for Chemical Analysis of Titanium Alloys - Determination of Nitrogen Content by Water Vapor Distillation Method

National Metrological Verification Regulations of the People's Republic of China

JJG 801-2004 Verification Regulation of Chemiluminescent NO/NOx Analyzers

Professional Standard - Coal

MT 279-1994 Harmful Gas Existing in Mine Air Detection Method of Nitrogen Oxide（Detector Tube Method）
MT/T 279-1994 Method for determination of harmful gas nitrogen oxides in mine air (detection tube method)

National Health Commission of the People's Republic of China

GB 12372-1990 Standard method for examination of nitrogen dioxide in air of residential areas-Modified Saltzman method

Beijing Provincial Standard of the People's Republic of China

DB11/ 1476-2017 Rapid detection method and emission limit value of nitrogen oxides in heavy-duty vehicles

Professional Standard - Agriculture

JAP-031 Azaphenanthridine detection method

Professional Standard - Petroleum

SY/T 7436-2019 Method for the separation and detection of neutral nitrogen compounds in oil and rock extract

Professional Standard - Electron

SJ 3238-1989 Method for determination of trace Nitrogen in electronic grade Argon--Argon ionization gas chromatography method

British Standards Institution (BSI)

BS EN 14211:2024 Ambient air. Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
BS 7755-3.7:1995 Soil quality. Chemical methods. Determination of total nitrogen. Modified Kjeldahl method
22/30450993 DC BS EN 14211. Ambient air. Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
BS EN 14211:2012 Ambient air. Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
10/30210747 DC BS EN 14211. Ambient air quality. Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
BS 5551-4.1.3:1986 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of total nitrogen content (titrimetric method after distillation)
BS EN 14211:2005 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
BS 5551-4.1.5:1993 Fertilizers. Chemical analysis. Determination of nitrogen.-Method for determination of urea nitrogen content (gravimetric method using xanthydrol)
BS EN 25663:1993 Water quality. Determination of Kjeldahl nitrogen. Method after mineralization with selenium
BS EN 12698-1:2007 Chemical analysis of nitride bonded silicon carbide refractories - Chemical methods
BS 6068-2.40:1991 Water quality. Physical, chemical and biochemical methods. Method for the determination of borate by spectrometry using azomethine-H
BS DD ENV 12260:1996 Water quality. Determination of nitrogen. Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
DD ENV 12260-1996 Water quality. Determination of nitrogen. Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
BS 5551 SubSec.4.1.5:1993 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of urea nitrogen content (gravimetric method using xanthydrol)
BS DD CEN/TS 15750:2008 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
BS EN ISO 21068-4:2024 Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon-XRD methods
BS EN 16339:2013 Ambient air. Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
BS 5551-4.1.4:1984 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide (titrimetric method)
BS DD CEN/TS 15750:2006 Fertilizers. Determination of different forms of nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
BS EN 14792:2005 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
BS 1742-5.1:1991 Methods for chemical analysis of condensed milks - Determination of nitrogen content - Reference method

Canadian Standards Association (CSA)

CSA Z223.24-M1983-1983(R1999) Method for the Measurement of Nitric Oxide and Nitrogen Dioxide in Air
CSA Z223.24 -M1983-1983 Method for the Measurement of Nitric Oxide and Nitrogen Dioxide in Air General Instruction No 1 R(1999)

Korean Agency for Technology and Standards (KATS)

KS L 9310-2017(2022) Methods for chemical analysis of aluminum nitride powders
KS L 9310-2017 Methods for chemical analysis of aluminum nitride powders
KS L 9310-2022 Methods for chemical analysis of aluminum nitride powders
KS I 2203-2011 Methods for determination of oxides of nitrogen in flue gases
KS D 0274-1993 Method of measuring nitrided case depth for iron and stee1
KS L 3318-1998 METHODS FOR CHEMICAL ANALYSIS OF FINE SILICON NITRIDE POWDERS FOR FINE CERAMICS
KS L 3318-1988 METHODS FOR CHEMICAL ANALYSIS OF FINE SILICON NITRIDE POWDERS FOR FINE CERAMICS
KS D 0274-1993(2023) Method of measuring nitrided case depth for iron and steel
KS D 0274-2023 Method of measuring nitrided case depth for iron and steel
KS D 0275-1993(2023) Method of measuring surface hardness for nitrided iron and steel
KS D 0275-2023 Method of measuring surface hardness for nitrided iron and steel
KS L 1613-2023 Methods for chemical analysis of fine silicon nitride powders for fine ceramics
KS L 3318-2001 METHODS FOR CHEMICAL ANALYSIS OF FINE SILICON NITRIDE POWDERS FOR FINE CERAMICS
KS D 0275-1993 Method of measuring surface hardness for nitrided iron and stee1
KS D 8351-2013 Titanium nitride coatings by dry processing
KS L 1613-1994 Methods for chemeical analysis of fine silicon nitride powers for fine ceramics
KS D 8351-1995(2010) Titanium nitride coatings by dry processing
KS D 2573-2005 Methods for determination of nitrogen in zirconium and zirconium alloys
KS D 0275-1993(2018) Method for measuring surface hardness of nitride layer of steel
KS L 1613-2011(2021) Methods for chemical analysis of fine silicon nitride powers for fine ceramics
KS I ISO 11905-2-2008(2013) Water quality－Determination of nitrogen－Part 2：Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
KS L 1613-2011(2016) Methods for chemical analysis of fine silicon nitride powers for fine ceramics
KS I ISO 11905-2:2008 Water quality-Determination of nitrogen-Part 2:Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
KS B 3618-2012 diamond or cubicboron nitride grinding wheels
KS L 3420-2025 Methods for crystal phase fraction analysis of silicon nitride using X-ray diffraction
KS D 1910-6-2023 Method for chemical analysis of ferrochromium — Part 6: Determination of nitrogen content
KS D 8351-1995 Titanium nitride coatings by dry processing
KS D 2555-1995 Methods for determination of nitrogen in tantalum
KS D 2555-2015 Methods for determination of nitrogen in tantalum
KS B 3191-2013 DIAMOND OR CUBIC BORON NITRIDE SEGMENTED SAWS
KS D 1811-2003(2018) Methods for determination of nitrogen in iron and steel
KS L 1676-2023 Test method for the fixing performance of nitrogen oxides and sulfur oxides on the surface of photocatalytic construction materials
KS D ISO 1812-2002(2022) Copper alloys－Determination of iron content－1,10-Phenanthroline spectrophotometric method
KS B 3191-2002(2012) DIAMOND OR CUBIC BORON NITRIDE SEGMENTED SAWS
KS D 1811-1993 Methods for determination of nitrogen in iron and steel
KS D 1811-2023 Methods for determination of nitrogen in iron and steel

Swedish Institute for Standards

SS-EN 14211:2024 Ambient air — Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
SS-EN 12698-1:2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 1: Chemical methods
SS-EN 12698-2:2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 2: XRD methods
SS-EN 16339:2025 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
SS-EN 15558:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
SS-EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

Magyar Szabványügyi Testület

MSZ 21862/5-1976 How to test nitrogen dioxide gas
MSZ 21853/12-1979 Method for continuous measurement of nitric oxide emissions
MSZ 21853/10-1979 Definition and Periodic Methods for Air Pollution Detection of Nitric Oxide and Nitrogen Dioxide Emission Bands
MSZ 9279/8-1980 Fine chemicals testing methods. Nitrogen pollution detection
MSZ 21 853/9-1978 Air pollution source detection. Measurement of nitrogen dioxide by continuous method

German Institute for Standardization

DIN EN 14211:2022-11 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German and English version prEN 14211:2022 / Note: Date of issue 2022-09-30*Intended as replacement for DIN EN 14211 ...
DIN EN 14211:2005 Air quality — measurement method for determining the concentration of nitrogen dioxide and nitrogen monoxide using chemiluminescence
DIN EN 14211:2012-11 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German version EN 14211:2012 / Note: To be replaced by DIN EN 14211 (2022-11).
DIN EN 14211:2005-06 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
DIN 848-2:1980 Particle size test method Diamond or cubic boron nitride
DIN EN 14211 E:2022-11 Draft Document - Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German and English version prEN 14211:2022
DIN EN 14211 E:2003-05 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
DIN EN 14211 E:2010 Draft Document - Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German version prEN 14211:2010
DIN 848-1:1988 Method for expressing the particle size of diamond and cubic boron nitride abrasive particles
DIN 848-1:1980 Method for expressing particle size distribution of diamond and cubic boron nitride abrasives
DIN EN 14211 E:2010-02 Draft Document - Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German version prEN 14211:2010
DIN EN 12698-1:2007-06 Chemical analysis of nitride bonded silicon carbide refractories - Part 1: Chemical methods; German version EN 12698-1:2007
DIN ISO 14238:1999-10 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
DIN EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German version EN 14211:2012
DIN EN 12698-2:2007-06 Chemical analysis of nitride bonded silicon carbide refractories - Part 2: XRD methods; German version EN 12698-2:2007
DIN EN 15750:2010-02 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 V 70071:2005-06 Diesel engines - NOx reduction agent AUS 32 - Test methods
DIN EN ISO 8968-2:2002 Determination of nitrogen content in milk - Part 2: Block digestion method (macroscopic method)
DIN EN ISO 21068-4:2023-07 Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 4: XRD methods (ISO/DIS 21068-4:2023); German and English version prEN ISO 21068-4:2023 / Note: Date of issue 2...
DIN 848-2:1988 Methods for determination of grain size of diamond and cubic boron nitride abrasive grains Part 2
DIN EN 16339:2023 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling; German and English version prEN 16339:2023
DIN EN 25663:1993-11 Water quality; determination of Kjeldahl nitrogen; method after mineralization with selenium (ISO 5663:1984); German version EN 25663:1993
DIN EN 15750 E:2009 Draft Document - Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version prEN 15750:2009
DIN EN 16339:2013-11 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling; German version EN 16339:2013
DIN EN 14792:2017-05 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence; German version EN 14792:2017
DIN EN ISO 21068-4 E:2023 Draft Document - Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 4: XRD methods (ISO/DIS 21068-4:2023); German and English version prEN ISO 21068-4:2023
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)

Association Francaise de Normalisation

NF EN 14211:2012 Ambient air - Standard method for measuring the concentration of nitrogen dioxide and nitric oxide by chemiluminescence
NF EN 14211:2024 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
NF X43-061*NF EN 14211:2024 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
NF T90-110*NF EN 25663:1994 Water quality - Determination of kjekldahl nitrogen - Method after mineralization with selenium.
NF EN ISO 17947:2023 Technical ceramics - Methods for the chemical analysis of fine silicon nitride powders
NF EN ISO 21814:2022 Technical ceramics - Methods for chemical analysis of aluminum nitride powders
NF X43-061*NF EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence.
NF EN 25663:1994 Water quality - Kjeldahl nitrogen dosage - Method after selenium mineralization
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 X43-028*NF EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
NF EN 12698-1:2008 Chemical analysis of refractory products containing nitride-bonded silicon carbide - Part 1: chemical methods
NF EN 16339:2025 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
NF X43-028*NF EN 16339:2025 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling

Standards Norway

NS-EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
NS-EN 14211:2005 Ambient air quality — Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
NS-EN 15750:2009 Fertilizers — Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
SN-CEN/TS 15750:2008 Fertilizers — Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
NS-EN 12698-1:2007 Chemical analysis of nitride bonded silicon carbide refractories — Part 1: Chemical methods
NS-EN 12698-2:2007 Chemical analysis of nitride bonded silicon carbide refractories — Part 2: XRD methods
NS-EN 14792:2005 Stationary source emissions — Determination of mass concentration of nitrogen oxides (NOx) — Reference method: Chemiluminescence
NS-EN 16339:2013 Ambient air — Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
NS-EN 14792:2017 Stationary source emissions — Determination of mass concentration of nitrogen oxides — Standard reference method: chemiluminescence

Danish Standards Foundation

DANSK DS/EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
DS/EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
DANSK DS/EN 25663:1994 Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with selenium
DANSK DS/ISO 5663:1994 Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with selenium
DS/EN 12698-1:2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 1: Chemical methods
DS/EN 12698-2:2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 2: XRD methods
DANSK DS/EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
DANSK DS/EN ISO 21068-4:2024 Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon – Part 4: XRD methods (ISO 21068‑4:2024)
DANSK DS/EN 12698-2:2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 2: XRD methods
DANSK DS/EN 12698-1:2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 1: Chemical methods
DS/EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
DANSK DS/EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
DS/EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

Ente Nazionale Italiano di Unificazione

UNI EN 14211:2005 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
UNI EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
UNI EN 14211:2025 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
UNI EN 12698-1:2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 1: Chemical methods
UNI ENV 12260:1998 Water quality - Determination of nitrogen - Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection.
UNI EN 14792:2006 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
UNI EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
UNI EN 25663:1995 Water quality. Determination of Kjeldahl nitrogen. Method aftyer mineralization with selenium.
UNI EN 16339:2025 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
UNI EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

Asociación Española de Normalización (AENOR)

AENOR UNE-EN 14211:2025 Environmental air. Standardized method for measuring the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence.

Spanish Association for Standardization (UNE)

UNE-EN 14211:2013 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
UNE-EN 14211:2006 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
UNE 84047:1995 COSMETIC RAW MATERIALS. DETERMINATION OF NITROGEN. KJEDHAL'S METHOD (SEMI-MICRO).
UNE-EN 12698-1:2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 1: Chemical methods
UNE-EN 16339:2014 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
UNE-EN 12698-2:2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 2: XRD methods
UNE-EN 25663:1994 WATER QUALITY. DETERMINATION OF KJELDAHL NITROGEN. METHOD AFTER MINERALIZATION WITH SELENIUM. (ISO 5663:1984).
AENOR UNE-EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
UNE-EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

European Committee for Standardization (CEN)

prEN 14211 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
EN ISO 21068-4:2024 Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 4: XRD methods (ISO 21068‑4:2024)
EN 14211:2005 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
FprEN ISO 21068-4 Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 4: XRD methods (ISO/FDIS 21068‑4:2024)
EN 12698-1:2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 1: Chemical methods
EN 14792:2005 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence

Lithuanian Standards Office

LST EN 14211-2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
LST EN 12698-1-2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 1: Chemical methods
LST EN 12698-2-2007 Chemical analysis of nitride bonded silicon carbide refractories - Part 2: XRD methods
LST EN 15750-2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods

GCC Standardization Organization

GSO 1149:2002 Test methods of nitrous oxide gas for medical purposes.
GSO ISO 11905-1:2013 Water quality -- Determination of nitrogen -- Part 1: Method using oxidative digestion with peroxodisulfate

Indonesia Standards

SNI 19-1501-1989 Test methods for total nitrogen oxide in air
SNI 19-1432-1989 Exhaust-gases, Test methods for nitrogen dioxide content
SNI 19-1502-1989 Test method for nitrogen oxides content of air in working area
SNI 4146-2013 Method for determination of total nitrogen content in sediment by Kjeldahl titration method

Japanese Industrial Standards Committee (JISC)

JIS L 0855:2005 Test methods for colour fastness to nitrogen oxides
JIS R 1640:2002 Methods for the quantitative phase analysis of silicon nitride
JIS L 0855:1998 Test methods for colour fastness to nitrogen oxides
JIS K 0110:2018 Methods for determination of dinitrogen monoxide in flue gas
JIS K 0104:2000 Methods for determination of nitrogen oxides in flue gas
JIS K 0104:1984 Methods for determination of oxides of nitrogen in flue gases
JIS L 0855:1992 Testing methods for colour fastness to nitrogen oxides
JIS R 1675:2007 Methods for chemical analysis of fine aluminium nitride powders for fine ceramics
JIS R 1603:2007 Methods for chemical analysis of fine silicon nitride powders for fine ceramics
JIS K 0104:2011 Methods for determination of nitrogen oxides in flue gas
JIS R 1603:1994 Methods for chemical analysis of fine silicon nitride powders for fine ceramics
JIS B 4131:1998 Diamond/CBN products -- Diamond or CBN grinding wheels
JIS G 1311-7:2012 Method for chemical analysis of ferromanganese -- Part 7: Determination of nitrogen content
JIS B 4130:1998 Diamond/CBN products -- Grain sizes of diamond or cubic boron nitride
JIS B 4138:1998 Diamond/CBN products -- Diamond or CBN segmented saws
JIS G 1313-6:2012 Method for chemical analysis of ferrochromium .Part 6: Determination of nitrogen content
JIS H 1685:2000 Method for determination of nitrogen in tantalum
JIS K 0400-44-40:2000 Water quality -- Determination of Kjeldahl nitrogen -- Method after mineralization with selenium
JIS B 4138:1994 Diamond or cubic boron nitride segmented saws
JIS K 2247-2:2009 Diesel engines -- NOx reduction agent AUS 32 -- Part 2: Test methods
JIS K 0227:1984 Analytical method for trace nitrogen oxides in diluent gas and zero gas
JIS H 1685:1976(1986) Methods for Determination of Nitrogen in Tantalum

Association of German Mechanical Engineers

VDI 2456-2004 Measurement of gaseous emissions — Reference method for the determination of the sum of nitrogen monoxide and nitrogen dioxide — Ion chromatographic method
VDI 2456-2004 Measurement of gaseous emissions — Reference method for the determination of the sum of nitrogen monoxide and nitrogen dioxide — Ion chromatographic method
VDI 2456-2003 Stationary source emissions - Determination of the total of nitrogen monoxide and nitrogen dioxide - Ion chromatography method
VDI 2453 Blatt 2-1974 Gaseous pollution measurement; measurement of nitrogen monoxide; Oxidation to nitrogen dioxide and measuring by photometric method (Saltzman)
VDI 2456 Blatt 2-1973 Gaseous emission measurement; determination of the total sum of nitrogen monoxide and nitrogen dioxide; acidimetric titration method

Bureau of Indian Standards

IS 5194-1969 Determination method of nitrogen-Kjeldahl method
IS 5182-6-2006 Methods for Measurement of Air Pollution - Part 6 : Oxides of nitrogen
IS 228-19-1998 Methods of chemical analysis of steels: Part 19 Determination of nitrogen by steam distillation
IS 3025-34-1-2023 Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater - Part 34 Nitrogen - Section 1 Determination of Various Types of Nitrogen like Ammoniacal, Nitrate, Nitrite and Organic Nitrogen
IS 5182 Pt.6-1975 Air Pollution Part 6 Measurement Methods of Nitrogen Oxides
IS 1690-1960 Method for determination of colour fastness of textile materials to nitrogen oxides
IS 228-17-1998 Methods of chemical analysis of steels: Part 17 Determination of nitrogen by thermal conductivity method (for nitrogen up to 0.4 percent)
IS 5182-6-2-2018 Methods for Measurement of Air Pollution Part 6 Oxides of Nitrogen Section 2 Chemiluminescence method
IS 228-24-2003 Methods of Chemical Analysis of Steels - Part 24 : Determination of Nitrogen in Steel by Inert Gas Fusion - Thermal Conductivity Method (Nitrogen 0.001 to 0.2 Percent)
IS 3025-34-1988 Methods of sampling and test (physical and chemical) for water and wastewater-34 Nitrogen
IS 2720-25-1982 Methods of test for soils: Part 25 Determination silica sesquioxide ratio
IS 3859-1966 Method for determination of intensity of water-soluble azo dyes using titanium trichloride reduction method
IS 11255-7-2005 Methods for measurement of emission from stationary sources-7 Oxides of nitrogen
IS 10960 Pt.2-1984 Particle size of diamond or cubic boron nitride Part 2 Test method for coarse particle size
IS 10960-2-1984 Grain sizes for diamond or cubic boron nitride:Part 2 Method of test of macro grits

Cuban Institute of Standards and Metrology

NC 24-63-1986 Inorganic Chemical Products. Nitrogen. Purity Determination by Orsat Anaiyzer Method
NC 24-64-1986 Inorganic Chemical Products Nitrogen, Determination of Oil Content
NC 24-65-1986 Inorganic Chemical Products Nitrogen. Determination of Water Vapor Content. Aerial Water Point Method

The Directorate General of Specifications and Metrology (DGSM)

OS GSO 1149:2002 Test methods of nitrous oxide gas for medical purposes.

Standard Association of Australia （SAA）

AS 2300.1.2.1:1988 Methods of chemical and physical testing for the dairying industry, Method 1.2.1: General methods and principles - Determination of nitrogen - Reference Kjeldahl method
AS 2300.1.2.2:2008 Methods of chemical and physical testing for the dairying industry Method 1.2.2: General methods and principles- Determination of nitrogen—Nitrogen fractions from milk
AS 3580.5.1:1993 Methods for sampling and analysis of ambient air - Determination of oxides of nitrogen - Chemiluminescence method
AS 1871.11:1976 List of methods for examination of waters Nitrogen (total Kjeldahl incl. ammoniacal)
AS 3580.5.1:2023 Methods for sampling and analysis of ambient air, Method 5.1: Determination of oxides of nitrogen — Direct-reading instrumental method
AS 2300.1.2.2:1988 Methods of chemical and physical testing for the dairying industry - General methods and principles - Determination of nitrogen - Nitrogen fractions from milk

Czech Standards Institute (UNMZ)

CSN 65 4836-1983 Minerál fertilizers Methode for determination of total nitrogen content
CSN 66 8102 Cast.28-1997 Smokeless powder. Test Methods. Determination of nitrogen binary nitrocellulose dust
CSN 72 0120 Z1-1997 Basic analysis procedures for silicate. Determination method of potassium oxide and nitrogen flame photometry
CSN 72 0112 Cast.3 Z1-1997 Basic analysis procedures for silicate. Determination method of potassium oxide and nitrogen flame photometry

American Society for Testing and Materials (ASTM)

ASTM D2072-92(1998)e1 Determination of water in aliphatic nitrogen compounds
ASTM C1494-13(2018) Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM D2223-84(1989) Nitrogen Test Method for Determination of Oxygen Impurities (Electrochemical Method)
ASTM C1494-13(2024) Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM C1494-01 Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM F886-84(1990) Method for determination of apparent nitrogen digestibility of meat and meat products
ASTM D2082-92(1998) Determination of non-amine components in aliphatic nitrogen compounds
ASTM D4795-94(1998) Standard Test Method for Nitrogen Content of Soluble Nitrocellulose-Alternative Method
ASTM E3351-22 Standard Test Method for Detection of Nitric Oxide Production In Vitro
ASTM D3590-02 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D3590-17(2025) Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D3590-17 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D3590-11 Standard Test Methods for Total Kjeldahl Nitrogen in Water
ASTM D8083-16(2023) Standard Test Method for Total Nitrogen, and Total Kjeldahl Nitrogen (TKN) by Calculation, in Water by High Temperature Catalytic Combustion and Chemiluminescence Detection
ASTM RR-D19-1194 2016 D8083-Test Method for Total Nitrogen, and Total Kjeldahl Nitrogen (TKN) by Calculation, in Water by High Temperature Catalytic Combustion and Chemiluminescence Detection
ASTM D4795-94(2003) Standard Test Method for Nitrogen Content of Soluble Nitrocellulose8212;Alternative Method
ASTM C1069-86(2004)e1 Standard Test Method for Specific Surface Area of Alumina or Quartz by Nitrogen Adsorption
ASTM D4795-94(2008) Standard Test Method for Nitrogen Content of Soluble Nitrocellulose x2014; Alternative Method
ASTM D1608-16 Standard Test Method for Oxides of Nitrogen in Gaseous Combustion Products (Phenol-Disulfonic Acid Procedures)
ASTM D1608-98(2003) Standard Test Method for Oxides of Nitrogen in Gaseous Combustion Products (Phenol-Disulfonic Acid Procedures)
ASTM RR-D16-1044 2012 D7184-Test Method for Ultra Low Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure Chemiluminescence Detection

Polski Komitet Normalizacyjny (PKN)

PN Z04075-1961 Speedy Me?hod for De?er mina?ion of Ni?rogen Oxyde* in Air

Austrian Standards

ONORM L 1091-1999 Chemical analysis of soils - Determination of inorganic nitrogen Nmin-method
ONORM M 6248-1988 Water quality; determlnation of Kjeldabl nitrogen; method ajter mineralization with selenium

COMMISSION FOR THE STANDARDS, METROLOGY AND QUALITY OF VIETNAM (STAMEQ)

TCVN 305-2010 Steel and iron.Determination of nitrongen content.Methods of chemical analysis.
TCVN 6624-2-2000 Water quality.Determination of nitrogen.Part 1: Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
TCVN 6653-2000 Soil quality.Biological methods.Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes

Türk Standardları Enstitüsü

TS 2428-1976 METHODS FOR THE CHEMICAL ANALYSIS OF IRON AND STEELS DETERMINATION OF NITROGEN CONTENT

Gosstandart of Russia

GOST 10671.4-1974 Reagents. Methods for determination of nitrogen compaunds impurity general content
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 30181.6-1994 Mineral fertilizers. Method for determination of mass fraction of nitrogen in ammonium salts (in ammonium form, using the formaldehyde method)
GOST 9853.1-1996 Sponge titanium. Method for determination of nitrogen

International Organization for Standardization (ISO)

ISO/TR 11905-2:1997 Water quality - Determination of nitrogen - Part 2: Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
ISO/DIS 21068-4 Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon — Part 4: XRD methods

National Standardisation Body (ASRO)

STAS SR ISO 7408:1993 Fertilizers. Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide. Titrimetric method
SR ISO 4176:1981 Fertilizers. Determination of nitrate nitrogen content. Nitrogen gravimetric method

Belgian Standards Institute

NBN T 94-301-1976 Determination of nitrogen dioxyde contents of ambient air -Griess-Saltzman method
NBN-EN 25663-1994 Water quality. Determination of kjeldahl nitrogen. Method after mineralization qith selenium (ISO 5663: 1984)
NBN T 94-302-1976 Determination of nitrogen oxydes and of nitrogen monoxyde contents of ambient air - Griess-Saltzman method

Yugoslav Association for Standardization

JUS K.F0.082-1989 Granulation of diamond and cubic boron nitride for rigid grinding tools GRANULOMETRIC ANALYSIS MACROGRANULATION
JUS C.A1.409-1982 Methods for chemical analysi$ of ferroalloys. Titrimetric determination ofnitrogen in ferro-chromium

Universal Oil Products Company (UOP)

UOP 936-1995 COMBINED NITROGEN IN LPG BY CHEMILUMINESCENCE

Society of Automotive Engineers (SAE)

SAE AMS2429D-2011 Plating, Bronze Nitriding Stop-off 90Cu 10Sn

Others: Chemical method for total nitrogen removal,chemical method total nitrogen