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nitrogen and oxygen content
nitrogen and oxygen content, Total:495 items.
In the international standard classification, nitrogen and oxygen content involves: Water quality, Analytical chemistry, Air quality, Meat, meat products and other animal produce, Food products in general, Ferroalloys, Test conditions and procedures in general, Fertilizers, Plastics, Products of the chemical industry, Milk and milk products, Non-ferrous metals, Fuels, Raw materials for rubber and plastics, Sugar. Sugar products. Starch, Coals, Refractories, Farming and forestry, Fruits. Vegetables, Construction materials, Inorganic chemicals, Animal feeding stuffs, Soil quality. Pedology, Spices and condiments. Food additives, Cereals, pulses and derived products, Leather technology, Nuclear energy engineering, Testing of metals, Ferrous metals, Beverages, Metrology and measurement in general, Edible oils and fats. Oilseeds, Organic chemicals, Transport, Protection against dangerous goods, Protection against fire, External water conveyance systems, Non-metalliferous minerals, Ceramics, Rubber, Characteristics and design of machines, apparatus, equipment, General methods of tests and analysis for food products, Aircraft and space vehicles in general, Gears, Paint ingredients, TESTING, Petroleum products in general.
HU-MSZT, nitrogen and oxygen content
RO-ASRO, nitrogen and oxygen content
British Standards Institution (BSI), nitrogen and oxygen content
- DD ENV 12260-1996 Water quality. Determination of nitrogen. Determination of bound nitrogen, after combustion and oxidation to nitrogen dioxide, using chemiluminescence detection
- BS EN 15558:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch
- BS EN ISO 8968-5:2002 Milk. Determination of nitrogen content. Determination of protein-nitrogen content
- BS EN ISO 8968-4:2002 Milk. Determination of nitrogen content. Determination of non-protein nitrogen content
- BS EN ISO 9702:1997 Plastics - Amine epoxide hardeners - Determination of primary, secondary and tertiary amine group nitrogen content
- DD ISO/TS 17837:2008 Milk and milk products. Determination of nitrogen content and crude protein calculation. Kjeldahl method
- BS EN ISO 8968-4:2016 Milk and milk products. Determination of nitrogen content. Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
- BS ISO 937:2023 Meat and meat products. Determination of nitrogen content. Reference method
- BS EN 15750:2010 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- BS EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- BS DD CEN/TS 15478:2006 Fertilizers - Determination of total nitrogen in urea
- 23/30446960 DC BS EN ISO 21068-3. Chemical analysis of raw materials and refractory products containing silicon carbide, silicon nitride, silicon oxynitride and sialon - Part 3. Determination of nitrogen, oxygen and metallic and oxidic constituents
- BS EN ISO 9702:1999 Plastics. Amine epoxide hardeners. Determination of primary, secondary and tertiary amine group nitrogen content
- BS EN 15476:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
- BS EN 14211:2005 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
- BS 4258-10:1978 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Determination of oxides of nitrogen content
- BS EN ISO 21068-3:2008 Chemical analysis of silicon-carbide-containing raw materials and refractory products -Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents
- 22/30444436 DC BS ISO 937. Meat and meat products. Determination of nitrogen content. Reference method
- BS 4401-2:1980 Methods of test for meat and meat products. Determination of nitrogen content (reference method)
- BS EN 14211:2012 Ambient air. Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
- BS EN ISO 4945:2010 Steel. Determination of nitrogen content. Spectrophotometric method
- BS EN ISO 4945:2009 Steel - Determination of nitrogen content - Spectrophotometric method
- BS ISO 27871:2011 Cheese and processed cheese. Determination of the nitrogenous fractions
- BS EN 15559:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd
- 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 ISO 17997-2:2005 Milk - Determination of casein-nitrogen content - Direct method
- BS EN ISO 8968-1:2014 Milk and milk products. Determination of nitrogen content. Kjeldahl principle and crude protein calculation
Korean Agency for Technology and Standards (KATS), nitrogen and oxygen content
- KS M 8531-2004 Sodium hydroxide for nitrogen compounds analysis
- KS B 5360-1990 Continuous Analysers for Oxides of Nitrogen in Ambient Air
- KS B 5360-2001 Continuous Analysers for Oxides of Nitrogen in Ambient Air
- KS M ISO 9702:2002 Plastics－Amine epoxide hardners－Determination of primary, secondary and tertiary amine group nitrogen content
- KS H ISO 3188-2008(2018) Starches and derived products－Determination of nitrogen content by the Kjeldahl method－Titrimetric method
- KS M ISO 9702-2002(2017) Plastics－Amine epoxide hardners－Determination of primary, secondary and tertiary amine group nitrogen content
- KS H ISO 5378-2008(2018) Starches and derived products－Determination of nitrogen content by the Kjeldahl method－Spectrophotometric method
- KS E 3733-1989 Determination or Carbon Monoxide and Temperature in Combustion Gases of Holed Briquette
- KS M ISO 4176-2006(2011) Fertilizers－Determination of nitrate nitrogen content－Nitron gravimetric method
- KS M ISO 9702-2002(2022) Plastics－Amine epoxide hardners－Determination of primary, secondary and tertiary amine group nitrogen content
- KS D 2555-2005 Methods for determination of nitrogen in tantalum
- KS D 2530-2007 Methods for determination of nitrogen in titanium and titanium alloys
- KS M ISO 5397:2002 Leather－Determination of nitrogen content and “hide substance”－Titrimetric method
- KS A ISO 9006:2008 Uranium metal and uranium dioxide powder and pellets－Determination of nitrogen content－Method using ammonia-sensing electrode
- KS A ISO 9006-2008(2018) Uranium metal and uranium dioxide powder and pellets－Determination of nitrogen content－Method using ammonia-sensing electrode
- KS H ISO 3188:2008 Starches and derived products－Determination of nitrogen content by the Kjeldahl method－Titrimetric method
- KS D 1811-2003 Methods for determination of nitrogen in iron and steel
- KS D ISO 4945:2002 Steel－Determination of nitrogen content－Spectrophotometric method
- KS H ISO 5378:2008 Starches and derived products－Determination of nitrogen content by the Kjeldahl method－Spectrophotometric method
- KS L ISO 21068-3-2012(2022) Chemical analysis of silicon-carbide-containing raw materials and refractory products－Part 3：Determination of nitrogen, oxygen and metallic and oxidic constituents
- KS L ISO 21068-3-2012(2017) Chemical analysis of silicon-carbide-containing raw materials and refractory products－Part 3：Determination of nitrogen, oxygen and metallic and oxidic constituents
- KS M ISO 6745:2007 Zinc phosphate pigments for paints-Specifications and methods of test
- KS D ISO 4945-2002(2017) Steel－Determination of nitrogen content－Spectrophotometric method
- KS M 2112-2011(2016) Crude petroleum and petroleum products —Determination of nitrogen content
- KS M 2112-2011(2021) Crude petroleum and petroleum products —Determination of nitrogen content
- KS M 2112-1986 Crude petroleum and petroleum products —Determination of nitrogen content
- KS L ISO 21068-3:2012 Chemical analysis of silicon-carbide-containing raw materials and refractory products-Part 3:Determination of nitrogen, oxygen and metallic and oxidic constituents
- KS M ISO 4176:2012 Fertilizers－Determination of nitrate nitrogen content－Nitron gravimetric method
Japanese Industrial Standards Committee (JISC), nitrogen and oxygen content
- 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 K 0104:2011 Methods for determination of nitrogen oxides in flue gas
- JIS B 7953:1997 Continuous analysers for oxides of nitrogen in ambient air
- JIS D 1030:1998 Automobiles -- Analytical procedure for measurement of carbon monoxide, carbon dioxide, total hydrocarbons and oxides of nitrogen in exhaust gas
- JIS K 7245:2000 Plastics -- Amine epoxide hardeners -- Determination of primary, secondary and tertiary amine group nitrogen content
- JIS H 1685:1976 Methods for determination of nitrogen in tantalum
- JIS G 1228:1997 Iron and steel -- Methods for determination of nitrogen content
- JIS K 2609:1998 Crude petroleum and petroleum products -- Determination of nitrogen content
Indonesia Standards, nitrogen and oxygen content
PL-PKN, nitrogen and oxygen content
- PN Z04075-1961 Speedy Me?hod for De?er mina?ion of Ni?rogen Oxyde* in Air
- PN A86026-1990 Milk and dairy products Milk powdcr Determination of nitritc and nitrate contents
- PN C04576 ArkusZ14-1973 Water and w?sie water Tes?s for nitrogen Calcula?ion of to?al nitrogen
- PN C87077-1992 Nitrogenous fertilizers. Determination of cooper
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, nitrogen and oxygen content
- GB/T 9695.11-1988 Meat and meat products--Method for determination of nitrogen content
- GB/T 9695.11-2008 Meat and meat products.Determination of nitrogen content
- GB/T 24583.7-2009 Vanadium-Nitrogen alloy.Determination of oxygen content.The infrared absorption method
- GB/T 14605-1993 Determination of trace argon, nitrogen and krypton inoxygen. Gas chromatographic method
- GB/T 6625-1986 Test methods for nitrogen content of nitrogen-doped getter
- GB/T 21704-2008 Determination of non-protein-nitrogen content in milk and dairy products
- GB/T 3597-2002 Fertilizer--Determination of nitrate nitrogen content--Nitron gravimetric method
- GB/T 6610.4-2003 Chemical analysis methods of aluminium hydroxide Determination of ferric oxide content-Orthophenanthroline photometric method
- GB/T 13906-1992 Air quality.Determination of nitrogen oxides
- GB/T 24583.3-2009 Vanadium-Nitrogen alloy.Determination of nitrogen content.The distillation-neutralization titration 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 24583.2-2009 Vanadium-Nitrogen alloy.Determination of nitrogen content.Thermal conductimetric method after fusion in a current of inert gas
- GB/T 22427.10-2008 Starches and derived products-Determination of nitrogen content
- GB/T 22427.10-2008 Starches and derived products-Determination of nitrogen content
- GB/T 9823-1988 Method for determination of total nitrogen content in oilseed residues
- GB/T 2441.1-2001 Determination of urea-Determination of total nitrogen content
- 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 5511-2008 Cereals and pulses.Determination of the nitrogen content and calculation of the crude protein content.Kjeldahl method
German Institute for Standardization, nitrogen and oxygen content
- DIN EN 12260:2003 Water quality - Determination of nitrogen - Determination of bound nitrogen (TN<(Index)b>), following oxidation to nitrogen oxides; German version EN 12260:2003
- DIN CEN/TS 15558:2007 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Ulsch; German version CEN/TS 15558:2007
- DIN CEN/TS 15559:2007 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Arnd; German version CEN/TS 15559:2007
- DIN EN ISO 8968-4:2002 Milk - Determination of nitrogen content - Part 4: Determination of the non-protein-nitrogen content (ISO 8968-4:2001); German version EN ISO 8968-4:2001
- DIN EN ISO 8968-5:2002 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content (ISO 8968-5:2001); German version EN ISO 8968-5:2001
- DIN 33962:1997 Measurement of gaseous emissions - Automatic measurement systems for single measurements of nitrogen monooxide and nitrogen dioxide
- DIN EN ISO 9702:1998 Plastics - Amine epoxide hardeners - Determination of primary, secondary and tertiary amine group nitrogen content (ISO 9702:1996); German version EN ISO 9702:1998
- DIN CEN/TS 15750:2008 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods; German version CEN/TS 15750:2008
- DIN EN ISO 8968-4:2016-09 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method) (ISO 8968-4:2016); German version EN ISO 8968-4:2016
- DIN EN ISO 20483:2014-03 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method (ISO 20483:2013); German version EN ISO 20483:2013
- DIN EN ISO 14891:2002 Milk and milk products - Determination of nitrogen content - Routine method using combustion according to the Dumas principle (ISO 14891:2002); German version EN ISO 14891:2002
- DIN 51722-1:1990-07 Testing of solid fuels; determination of nitrogen content; semi-micro Kjeldahl method
- DIN EN 15476:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda; English version of DIN EN 15476:2009-04
- DIN EN 12135:1997-12 Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method; German version EN 12135:1997
- DIN EN ISO 21068-3:2023-07 Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents (ISO/DIS 21068-3:2023); German and En...
- DIN EN ISO 9702:1998-10 Plastics - Amine epoxide hardeners - Determination of primary, secondary and tertiary amine group nitrogen content (ISO 9702:1996); German version EN ISO 9702:1998
- DIN EN ISO 8968-1:2014-06 Milk and milk products - Determination of nitrogen content - Part 1: Kjeldahl principle and crude protein calculation (ISO 8968-1:2014); German version EN ISO 8968-1:2014
- DIN EN ISO 5983-1 Berichtigung 1:2009-07 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method (ISO 5983-1:2005); German version EN ISO 5983-1:2005, Corrigendum to DIN EN ISO 5983-1:2005-10; German version EN ISO 5983-1:20...
- DIN EN ISO 5983-1:2005-10 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method (ISO 5983-1:2005); German version EN ISO 5983-1:2005
- 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 14211:2022-11 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 ISO 4945:2010 Steel - Determination of nitrogen content - Spectrophotometric method (ISO 4945:1977); German version EN ISO 4945:2009
- DIN 51864:1986-09 Testing of gaseous fuels and other gases; determination of nitrogen monoxide content; Saltzman method
- DIN 51864:1986 Testing of gaseous fuels and other gases; determination of nitrogen monoxide content; Saltzman method
- DIN 51444:2003 Testing of petroleum products - Determination of nitrogen - Oxidative combustion method with chemiluminescence detector
- DIN EN ISO 21068-3:2008 Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents (ISO 21068-3:2008); English version of DIN EN ISO 21068-3:2008-12
YU-JUS, nitrogen and oxygen content
- JUS H.G8.055-1983 Reagents. Hydrogen peroxide. Determination of total nitrogen content. Colorimetric method
- JUS H.G8.290-1987 Reagents. Copper(ll) oxide. Determination of total nitrogen content. Colorimetric method
- JUS H.G8.415-1991 Reagents. So?ium hydroxide. Determination of total nitrogen content. Colorimetric method
- JUS H.G8.514-1991 Reagents. Potassium hydroxide. Determination of total nitrogen content. Colorimetric method
- JUS H.G8.418-1991 Reagents. Sodium hvdroxide. Determination of arsenic content. Silver diethvldithiocarbamate spectrophotometric method
- JUS H.F8.131-1986 Gases. Determination of nitrogen content. Indirect method
- JUS H.B8.288-1983 Fertilizers. Determination of content total-nitrogen. Volumetric method
- JUS H.F8.132-1986 Gases. Determination of nitrogen content. Gas chromatographic method
- JUS H.B8.286-1983 Fertilizers. Determination of content nitrat-nitrogen. Volumetric method
- JUS H.B8.285-1983 Fertilizers. Determination of content amoniac-nitrogen. Volumetric method
- JUS H.B8.814-1992 Straight ammonium nitrate fertilizers of high nitrogen content - Determination of the chloride content (as chlorine ion)
- JUS H.F8.121-1986 Gases. Oxygen. Determination of oxygen content. Absorption method
Professional Standard - Machinery, nitrogen and oxygen content
- JB/T 53025-1999 Product quality classification of adsorption oxygen and nitrogen production equipment
- JB/T 6427-2001 PSA oxugen and nitrogen plants
- JB/T 6427-2015 Pressure swing adsorption oxygen and nitrogen production equipment
- JB/T 9172-1999 Gear nitriding and nitrocarburizing process and its quality control
NL-NEN, nitrogen and oxygen content
- NEN 3442-1968 Meat and meat products. Determination of nitrogen content
- NEN 2044-1985 Air quahty - txhaust gases Wet chemical determination of nitrogen oxides content
- NEN 2045-1981 Air quality - The calibration of measuring methods for nitrogen monoxide, nitrogen dioxide and ozone by means of gas-phase titration
- NEN 2038-1979 Air quality - Calibration gas mixture of nitrogen monoxide in nitrogen - Gravimetric preparation
- NEN 2041-1982 Air quality — Ambient air — Photometric determination of the nitrogen monoxide content (oxidation/Saltzman method)
- NEN 6642-1992 Water-Calculation of total nitrogen content
- NEN 2040-1979 Ambient air - Photometric determination of nitrogen dioxide content (Saltzman method)
- NEN 3760-1984 Cheese - Determination of the nitrogen content according to Kjeldahl - Calculation of the crude protein content
- NEN 6646-1990 Water - Photometric determination of the content of ammonium nitrogen and of the sum of the contents of ammoniacal and organically bound nitrogen according to Kjeldahl by continuous flow analysis
国家市场监督管理总局、中国国家标准化管理委员会, nitrogen and oxygen content
- GB/T 24583.7-2019 Vanadium-nitrogen—Determination of oxygen content—Infrared absorption method
- GB/T 24583.3-2019 Vanadium-nitrogen—Determination of nitrogen content—Distillation-neutralization titration method
- GB/T 38395-2019 Coal tar—Determination of sulfur and nitrogen content
- GB/T 24583.2-2019 Vanadium-nitrogen—Determination of nitrogen content—Thermal conductimetric method after fusion in a current of inert gas
- GB/T 40535.1-2021 Test methods of continuous nitride ceramic fibers—Part 1：Nitrogen content
- GB/T 40789-2021 Gas analysis—Online automated measuring systems for content of carbon monoxide , carbon dioxide and oxygen—Determination of performance characteristics
Association Francaise de Normalisation, nitrogen and oxygen content
- NF X43-009:1973 Nitrogen dioxyde content of the atmosphere (griess saltzman reaction).
- NF T51-702*NF EN ISO 9702:1998 Plastics. Amine epoxide hardeners. Determination of primary, secondary and tertiary amine group nitrogen content.
- NF X43-018:1983 Air pollution. Measurement of nitrogen oxides by chemiluminescence.
- NF EN ISO 8968-1:2014 Lait et produits laitiers - Détermination de la teneur en azote - Partie 1 : méthode Kjeldahl et calcul de la teneur en protéines brutes
- NF V04-221-5:2002 Milk - Determination of nitrogen content - Part 5 : determination of protein-nitrogen content.
- NF V04-211:1971 MILK. DETERMINATION OF TOTAL NITROGEN CONTENT. (KJELDAHL METHOD).
- NF U42-141:1984 Fertilizers. Determination of nitrate nitrogen content. Nitrogen gravimetric method.
- NF V04-221-4:2002 Milk - Determination of nitrogen content - Part 4 : determination of non-protein nitrogen content.
- NF U42-117:1965 Products used in agriculture. Fertilizers. Determination of nitrogen content in class a nitrogenous fertilizers.
- NF U42-118:1965 Products used in agriculture. Determination of nitrogen content in class B nitrogenous fertilizers.
- NF U42-119:1965 Products used in agriculture. Determination of nitrogen content in class C nitrogenous fertilizers.
- NF EN ISO 9702:1998 Plastiques - Durcisseurs pour résines époxy - Détermination de la teneur en azote des groupes amine primaire, secondaire, tertiaire.
- NF EN ISO 8968-4:2016 Lait et produits laitiers - Détermination de la teneur en azote - Partie 4 : détermination de la teneur en azote protéique et non protéique et calcul de la teneur en protéines vraies (Méthode de référence)
- NF U42-191:1988 Fertilizers. Nitrogenous fertilizers containing synthetic organic nitrogen. Determination of the types of nitrogen.
- NF V59-202:1988 Collagenes. Determination of the nitrogen content.
- BP X30-331:2003 Protocol for quantification of nitrous oxide emissions in the manufacture of nitric acid
- NF EN ISO 20483:2014 Céréales et légumineuses - Détermination de la teneur en azote et calcul de la teneur en protéines brutes - Méthode de Kjeldahl
- NF V04-221-4*NF EN ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4 : determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
- NF U42-503*NF EN 15750:2010 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- NF X31-111*NF ISO 11261:1995 Soil quality. Determination of total nitrogen. Modified kjeldahl method.
- NF V03-750:2007 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method.
- NF EN 15750:2010 Engrais - Détermination de la teneur en azote total des engrais ne contenant l'azote que sous forme nitrique, ammoniacale et uréique, selon deux méthodes différentes
- NF EN ISO 5983-1:2005 Aliments des animaux - Détermination de la teneur en azote et calcul de la teneur en protéines brutes - Partie 1 : méthode Kjeldahl
- NF C17-200 F1:2000 Solid mineral fuels - Determination of nitrogen.
- NF X33-009*NF EN 13342:2000 Characterization of sludges - Determination of Kjeldahl nitrogen
- NF T90-015:1975 TESTING WATER-DETERMINATION OF NITROGEN (AMMONIA)
- NF V04-407:2002 Meat, meat product and fishery products - Determination of nitrogen content and calculation of the protein content - Kjeldahl method.
- NF EN 14211:2012 Air ambiant - Méthode normalisée pour le mesurage de la concentration en dioxyde d'azote et monoxyde d'azote par chimiluminescence
- NF V03-607*NF EN ISO 3188:1994 Starches and derived products. Determination of nitrogen content by the kjeldahl method. Titrimetric method.
- 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 U42-416*NF EN 15478:2009 Fertilizers - Determination of total nitrogen in urea.
- NF V04-221-1*NF EN ISO 8968-1:2014 Milk and milk products - Determination of nitrogen content - Part 1 : Kjeldahl principle and crude protein calculation
- NF V03-608*NF EN ISO 5378:1994 Starches and derived products. Determination of nitrogen content by the kjeldahl method. Spectrophotometric method.
- NF ISO 27871:2011 Fromages et fromages fondus - Détermination des fractions azotées
- NF B49-423-3*NF EN ISO 21068-3:2008 Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 3 : determination of nitrogen, oxygen and metallic and oxidic constituents.
- NF EN ISO 21068-3:2008 Analyse chimique des matières premières et des produits réfractaires contenant du carbure de silicium - Partie 3 : dosage de l'azote, de l'oxygène et des constituants métalliques et oxydés
Group Standards of the People's Republic of China, nitrogen and oxygen content
- T/GDASE 0009-2020 Determination of the content of carbon, hydrogen, oxygen, nitrogen and sulfur in graphene
- T/CSTM 00049-2018 Steel and iron—Determination of chromium content— Nitrous oxide-acetylene flame atomic absorption spectrometric method
- T/NAIA 0139-2022 Diesel engine nitrogen oxide reducing agent urea aqueous solution (AUS 32) Determination of urea content Automatic Kjeldahl method
- T/QGCML 200-2021 Selection and marking methods of commonly used materials for nitrogen and oxygen generators
- 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/SPSTS 013-2019 Determination of the carbon, hydrogen, oxygen, nitrogen, and sulfur content of graphene powder materials— Elemental analyzer method
- T/CSTM 00340-2020 Determination of the carbon, hydrogen, oxygen, nitrogen, and sulfur content of graphene powder materials— Elemental analyzer method
- T/CNIA 0016-2019 Determination of Hydrogen Chloride, Nitrogen, Oxygen and Total Carbon Content in Recycled Hydrogen for Polysilicon by Gas Chromatography
工业和信息化部, nitrogen and oxygen content
- YB/T 4566.9-2016 Determination of vanadium nitride iron oxygen content by infrared absorption method
- YB/T 4582.7-2017 Determination of total nitrogen content of ferrous silicon nitride by neutralization titration method
- YB/T 4528-2016 Determination of nitrogen content in ferrochromium nitride and high nitrogen ferrochrome by inert gas melting thermal conductivity method
- YB/T 4529-2016 Determination of nitrogen content in manganese iron nitride by inert gas melting thermal conductivity method
- YB/T 4566.1-2016 Determination of nitrogen content in vanadium iron nitride by inert gas melting thermal conductivity method
- YB/T 4908.6-2021 Determination of oxygen and nitrogen content in vanadium-aluminum alloys by inert gas fusion infrared absorption method and thermal conductivity method
- YB/T 4566.2-2016 Determination of nitrogen content of vanadium iron nitride, distillation and separation-acid-base neutralization titration method
- YS/T 1467.10-2021 Hafnium Chemical Analysis Methods Part 10: Determination of Oxygen and Nitrogen Amounts
机械工业部, nitrogen and oxygen content
RU-GOST R, nitrogen and oxygen content
- GOST 22720.1-1977 Rare metals and their alloys. Methods for the determination of oxygen, hydrogen, nitrogen and carbon
- GOST R 55331-2012 Milk and milk products. Titrimetric method of calcium content determination
- GOST 32008-2012 Meat and meat products. Determination of nitrogen content (Reference method)
- GOST R 57571-2017 Hardeners for epoxide resins. Determination of primary, secondary and tertiary amine group nitrogen content
- GOST R 55246-2012 Milk and milk products. Determination of non-protein nitrogen content by Kjeldahl method
- GOST 8775.4-1987 Lithium. Method of determination of nitrogen
- GOST 15933.11-1970 Ferroniobium. Method for the determination of nitrogen content
- GOST 21600.6-1983 Ferrochrome. Method for the determination of nitrogen
- GOST 34111-2017 Juice products. Determination of nitrogen content by Kjeldahl method
- GOST R 50453-1992 Meat and meat products. Determination of nitrogen content (Reference method)
- GOST 26107-1984 Soils. Methods for determination of total nitrogen
- GOST 22720.0-1977 Rare metals and their alloys. General requirements for the methods of determination of oxygen, hydrogen, nitrogen and carbon
- GOST 938.7-1968 Leather. Method of determination of nitrogen content
- GOST 20851.2-1975 Mineral fertilizers. Methods for determination of phosphates
- GOST EN 15750-2016 Fertilizers. Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- GOST R 8.920-2016 State system for ensuring the uniformity of measurements. Certified reference materials of gas mixtures with Nitrogen oxide, Nitrogen dioxide, Hydrogen sulfide, Sulfur dioxide, Ammonia. Procedure of determining the metrological characteristics
- GOST 27894.3-1988 Peat and products of its proccesing for agriculture. Methods for determination of ammonia nitrogen
- GOST EN 15478-2013 Fertilizers. Determination of total nitrogen in urea
- GOST 30181.3-1994 Mineral fertilizers. Method for determination of mass fraction of nitrogen in fertilizers with nitrate nitrogen
- GOST 13301-1967 Organic chemical products. Method of test for microdetermination of nitrogen
- GOST 23260.4-1978 Marble. Method for the determination of silicon dioxide, aluminium oxide and ferric oxide
- GOST 20851.1-1975 Mineral fertilizers. Methods for determination of nitrogen content
- GOST 23327-1998 Milk and milk products. Determination of mass part of total nitrogen by Kjeldahl method and determination of mass part of protein
- GOST 23327-1978 Milk. Methods for determination of the total protein content
- GOST 25555.5-2014 Fruit and vegetable products. Methods for determination of sulphur dioxide content
- GOST 13938.13-1993 Copper. Methods of determination of oxygen
- GOST 13938.13-1977 Copper. Methods for the determination of oxigen mass portion
- 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 ISO/TS 17837-2013 Processed cheese products. Determination of nitrogen content and crude protein calculation. Kjeldahl method
CO-ICONTEC, nitrogen and oxygen content
BE-NBN, nitrogen and oxygen content
- NBN T 94-301-1976 Determination of nitrogen dioxyde contents of ambient air -Griess-Saltzman method
- NBN T 94-302-1976 Determination of nitrogen oxydes and of nitrogen monoxyde contents of ambient air - Griess-Saltzman method
- NBN T 95-301-1977 Determination of the nitrogen oxides content of flue gasses -Photometrie method with chromotropic acid
- NBN V 21-003-1987 Milk - Determination of nitrogen content - Kjeldahl method
- NBN V 01-012-1975 Tobacco and tobacco products - Determination of silica content
SE-SIS, nitrogen and oxygen content
Anhui Provincial Standard of the People's Republic of China, nitrogen and oxygen content
- DB34/T 3690-2020 Determination of carbon dioxide and nitrogen content in liquefied petroleum gas
Heilongjiang Provincial Standard of the People's Republic of China, nitrogen and oxygen content
- DB23/T 2492-2019 Test method for content of carbon, nitrogen, hydrogen, sulfur and oxygen in graphene materials
NO-SN, nitrogen and oxygen content
- NS 4869-1985 Air quality - Nitrogen dioxide content in workplace atmosphere - Colometric metod
PT-IPQ, nitrogen and oxygen content
- NP 1612-2002 Meat and meat products Determination of nitrogen content Reference method
- NP 3646-1987
- NP 1996-2000 Cereals and pulses Determiantion of the nitrogen content and calculation of the raw protein content Kjeldhal method
- NP EN 12135-2000 Fruit and vegetable juices Determination of nitrogen content Kjeldahl method
VN-TCVN, nitrogen and oxygen content
- TCVN 7252-2003 Tobacco and tobacco products.Determination of total nitrogen content
- TCVN 7253-2003 Tobacco and tobacco products.Determination of nitrogen protein content
- TCVN 5265-1990 Bee products.Determination of total nitrogen content
- TCVN 3706-1990 Aquatic products.Method for the determination of nitrogen ammonia content
- TCVN 3707-1990 Aquatic products.Method for the determination of amine ammonia nitrogen content
International Organization for Standardization (ISO), nitrogen and oxygen content
- ISO 937:1978 Meat and meat products; Determination of nitrogen content (Reference method)
- ISO 8968-5:2001 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content
- ISO 8968-5:2001|IDF 20-5:2001 Determination of milk nitrogen content Part 5: Determination of protein nitrogen content
- ISO/DIS 21068-3 Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon — Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents
- ISO 8968-4:2001 Milk - Determination of nitrogen content - Part 4: Determination of non-protein-nitrogen content
- ISO 8968-4:2001 | IDF 20-4:2001 Milk — Determination of nitrogen content — Part 4: Determination of non-protein-nitrogen content
- ISO 8968-5:2001 | IDF 20-5:2001 Milk — Determination of nitrogen content — Part 5: Determination of protein-nitrogen content
- ISO 8968-4:2001|IDF 20-4:2001 Determination of milk nitrogen content Part 4: Determination of non-protein nitrogen content
- ISO/FDIS 937 Meat and meat products — Determination of nitrogen content — Reference method
- ISO/DIS 937 Meat and meat products — Determination of nitrogen content — Reference method
- ISO 937:2023 Meat and meat products — Determination of nitrogen content — Reference method
- ISO/TS 17837:2008 | IDF/RM 25: 2008 Processed cheese products — Determination of nitrogen content and crude protein calculation — Kjeldahl method
- ISO 9702:1996 Plastics - Amine epoxide hardeners - Determination of content of primary, secondary and tertiary amine group nitrogen content
- ISO 8968-4:2016 | IDF 20-4:2016 Milk and milk products — Determination of nitrogen content — Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
- ISO 5397:1984 Leather; Determination of nitrogen content and "hide substance"; Titrimetric method
- ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
- ISO 9006:1994 Uranium metal and uranium dioxide powder and pellets - Determination of nitrogen content - Method using ammonia-sensing electrode
- ISO 8968-1:2001 | IDF 20-1: 2001 Milk — Determination of nitrogen content — Part 1: Kjeldahl method
- ISO/TS 17837:2008 Processed cheese products - Determination of nitrogen content and crude protein calculation - Kjeldahl method
- ISO/TS 17837:2008|IDF/RM 25:2008 Determination of nitrogen content and calculation of crude protein content in milk and milk products Kjeldahl method
- ISO 8968-1:2014 | IDF 20-1:2014 Milk and milk products — Determination of nitrogen content — Part 1: Kjeldahl principle and crude protein calculation
- ISO 8968-4:2001/Cor 1:2011 Milk - Determination of nitrogen content - Part 4: Determination of non-protein-nitrogen content; Technical Corrigendum 1
- ISO 3188:1978 Starches and derived products; Determination of nitrogen content by the Kjeldahl method; Titrimetric method
- ISO 3099:1974 Oilseed residues — Determination of total nitrogen content
- 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
- ISO/DIS 21068-1 Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon — Part 1: General information and sample preparation
- ISO 4945:1977 Steel; Determination of nitrogen content; Spectrophotometric method
- ISO 4945:2018 Steel - Determination of nitrogen - Spectrophotometric method
- ISO 5983:1979 Animal feeding stuffs; Determination of nitrogen content and calculation of crude protein content
- ISO 5378:1978 Starches and derived products; Determination of nitrogen content by the Kjeldahl method; Spectrophotometric method
- ISO 21068-3:2008 Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents
- ISO 4176:1981 Fertilizers; Determination of nitrate nitrogen content; Nitron gravimetric method
- ISO 2817:1974 Tobacco and tobacco products; Determination of silica content
- ISO 27871:2011 Cheese and processed cheese - Determination of the nitrogenous fractions
- ISO 7408:1983 Fertilizers; Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide; Titrimetric method
- ISO 6768:1985 Ambient air; Determination of the mass concentration of nitrogen dioxide; Modified Griess-Saltzman method
- ISO 3709:1976 Phosphoric acid for industrial use (including foodstuffs); Determination of oxides of nitrogen content; 3,4- Xylenol spectrophotometric method
ZA-SANS, nitrogen and oxygen content
- SANS 333:1996 Coal - Determination of nitrogen - Semi-micro Kjeldahl method
- SANS 8968-5:2006 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content
- SANS 8968-4:2006 Milk - Determination of nitrogen content Part 4: Determination of non-protein-nitrogen content
- SANS 5220:2010 Water - Oxygen absorption
- SANS 970:2010 Leather - Determination of nitrogen content and "hide substance" - Titrimetric method
- SANS 6047:2007 Water - Dissolved oxygen content
International Dairy Federation (IDF), nitrogen and oxygen content
- IDF 20-5-2001 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content
- IDF 20-4-2001 Milk - Determination of nitrogen content - Part 4: Determination of non-protein-nitrogen content
- IDF 20-1-2001 Milk - Determination of nitrogen content - Part 1: Kjeldahl method
- IDF 20-1-2014 Milk and milk products - Determination of nitrogen content - Part 1: Kjeldahl principle and crude protein calculation
- IDF/RM 25-2008 Milk and milk products - Determination of nitrogen content and crude protein calculation - Kjeldahl method
Danish Standards Foundation, nitrogen and oxygen content
- DS/EN ISO 8968-4:2002 Milk - Determination of nitrogen content - Part 4: Determination of non-protein nitrogen content
- DS/EN ISO 8968-5:2002 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content
- DS/EN ISO 9702:1999 Plastics - Amine epoxide hardeners - Determination of primary, secondary and tertiary amine group nitrogen content
- DS/EN ISO 20483:2007 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method
- DS/EN ISO 8968-1:2002 Milk - Determination of nitrogen content - Part 1: Kjeldahl method
- DS/EN 12135:1998 Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method
- DS/EN ISO 5983-1/AC:2009 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method
- DS/EN ISO 5983-1:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method
- DS/EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
- DS/EN ISO 4945:2009 Steel - Determination of nitrogen content - Spectrophotometric method
- DS/EN ISO 21068-3:2008 Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents
GOSTR, nitrogen and oxygen content
- GOST 34454-2018 Dairy products. Determination of protein content by the Kjeldahl method
American Society for Testing and Materials (ASTM), nitrogen and oxygen content
- ASTM D1607-91(2000)e1 Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
- ASTM D1607-91(2018)e1 Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
- ASTM D1607-91(2005) Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
- ASTM E1019-00 Standard Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel and in Iron, Nickel, and Cobalt Alloys
- ASTM E1019-18 Standard Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel and in Iron, Nickel, and Cobalt Alloys
- ASTM E1019-03 Standard Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel and in Iron, Nickel, and Cobalt Alloys
- ASTM E1019-02 Standard Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel and in Iron, Nickel, and Cobalt Alloys
- ASTM D1607-91(2011) Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
- ASTM D3608-95(2005) Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
- ASTM D3608-95(2000)e1 Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
- ASTM D3608-95(2011) Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
- ASTM D3608-19 Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
- ASTM D2868-17 Standard Test Method for Nitrogen Content (Kjeldahl) and Hide Substance Content of Leather, Wet Blue and Wet White
- ASTM D3533-90(1995)e1 Standard Method of Rubber8212;Nitrogen Content
- ASTM D3533-90(2001) Standard Test Method for Rubber8212;Nitrogen Content
- ASTM D5376-93(2002) Standard Test Method for Rubber Chemicals8212;Determination of the Percent Nitrogen in Rubber Antioxidant : Polymerized TMQ
- ASTM D5376-93(1998) Standard Test Method for Rubber Chemicals-Determination of the Percent Nitrogen in Rubber Antioxidant Polymerized TMQ
- ASTM D2868-96 Standard Test Method for Nitrogen Content (Kjeldahl) and Hide Substance Content of Leather
- ASTM D2868-96(2001) Standard Test Method for Nitrogen Content (Kjeldahl) and Hide Substance Content of Leather
- ASTM D2868-10 Standard Test Method for Nitrogen Content (Kjeldahl) and Hide Substance Content of Leather
- ASTM D3533-05 Standard Test Method for Rubber—Nitrogen Content
- ASTM C1494-01 Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
- ASTM C1494-13(2018) Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
European Committee for Standardization (CEN), nitrogen and oxygen content
- EN ISO 9702:1998 Plastics - Amine epoxide hardeners - Determination of primary, secondary and tertiary amine group nitrogen content (ISO 9702:1996)
- PD CEN/TS 15750:2008 Fertilizers - Determination of different forms of nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- EN ISO 8968-5:2001 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content (ISO 8968-5:2001)
- EN ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
- EN 14891:2012 Liquid-applied water impermeable products for use beneath ceramic tiling bonded with adhesives - Requirements, test methods, evaluation of conformity, classification and designation (Incorporating Corrigendum November 2012)
- EN 15476:2009 Fertilizers - Determination of nitric and ammoniacal nitrogen according to Devarda
- EN 15750:2009 Fertilizers - Determination of total nitrogen in fertilizers containing nitrogen only as nitric, ammoniacal and urea nitrogen by two different methods
- EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
- prEN 14211 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
- EN ISO 4945:2009 Steel - Determination of nitrogen content - Spectrophotometric method (ISO 4945:1977)
- EN ISO 3188:1994 Starches and Derived Products - Determination of Nitrogen Content by the Kjeldahl Method - Titrimetric Method
- EN ISO 21068-3:2008 Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents (ISO 21068-3:2008)
Malaysia Standards, nitrogen and oxygen content
Professional Standard - Agriculture, nitrogen and oxygen content
- NY/T 1116-2014 Fertilizers.Determination of nitrate nitrogen, ammonium nitrogen, amide nitrogen contents
- GB 3597-1983 Determination of nitrate nitrogen content in fertilizers Nitrogen reagent gravimetric method
- NY/T 2419-2013 Determination of total nitrogen in plant.Automatic kjeldahl apparatus method
- NY/T 2542-2014 Fertilizers.Determination of total nitrogen content
- 219药典 三部-2020 Content Determination Method 0704 Nitrogen Determination Method
- GB 8088-1987 Determination of Nitrogen Content in Natural Raw Rubber
- GB 8572-1988 Determination of total nitrogen content in compound fertilizer
- NY/T 1977-2010 Water-suluble fertilizers-Determination of total nitrogen, phosphorus and potassium content
- 200药典 三部-2015 Content Determination Method 0704 General Principles of Nitrogen Determination Method 49
CEN - European Committee for Standardization, nitrogen and oxygen content
- EN ISO 8968-4:2001 Milk - Determination of Nitrogen Content - Part 4: Determination of Non-Protein Nitrogen Content
- EN 14211:2005 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
- EN ISO 4945:2018 Steel - Determination of nitrogen - Spectrophotometric method
IX-EU/EC, nitrogen and oxygen content
- COM(1999) 93 FINAL-1999 Re-Examined Proposal for a Council Directive Relating to Limit Values for Sulphur Dioxide, Nitrogen Dioxide and Oxides of Nitrogen, Particulate Matter and Lead in Ambient Air
Compressed Gas Association (U.S.), nitrogen and oxygen content
CZ-CSN, nitrogen and oxygen content
- CSN 72 2030 Cast.4-1992 Chemical analysis of blast furnace slag. Determination of barium oxide content
- CSN 65 0331-1963 Deterimination oí Nierogea by Kjeldahl's method
- CSN 65 4814-1976 Determinaíion of nitrogen oontent in fertilizers
- CSN 56 0020-1987 General directions for the determination f nitrogen by the Kjeldahl method
- CSN 62 3008-1986 Natural raw rubber in blocks. Determination of nitrogen content
- CSN 83 4721 Cast.3-1987 Air Pollution Control. Determination of nitrogen oxides emissions from stationary sources. Alkalimetric titration method
- CSN 83 4721 Cast.4-1987 Air Pollution Control. Determination of nitrogen oxides emissions from stationary sources. Photometric measurement method
- CSN 42 0566 Cast.7-1987 Chemical analysis of manganese. Determination of nitrogen content
- CSN 70 4243-1981 Glass apparatus by Parnas-Wagner for the determination of nitrogen
- CSN ISO 1871:1994 Agricultural food products-General directions for the determination of nitrogen by the Kjeldahl method
- CSN 83 4721 Cast.2-1987 Air Pollution Control. Determination of nitrogen oxides emissions from stationary sources. Sampling for manual measurement
Jiangsu Provincial Standard of the People's Republic of China, nitrogen and oxygen content
- DB32/T 3595-2019 Elemental analyzer method for the determination of carbon, hydrogen, nitrogen, sulfur and oxygen content in graphene materials
Professional Standard - Ferrous Metallurgy, nitrogen and oxygen content
- YB/T 5330-2009 Determination of Ferrovanadium Pentoxide Content O-Phenanthroline Spectrophotometry
- YB/T 4530-2016 Nitrogen-bearing ferromanganese.Determination of nitrogen content.The distillation-neutralization titration method
- YB/T 174.4-2000 Chemical analysis for silicon nitride bonded silicon carbide product.Determination of iron oxide content.o-Phenanthroline photometric method
Professional Standard - Non-ferrous Metal, nitrogen and oxygen content
- YS/T 534.4-2006 Aluminum Hydroxide Chemical Analytical Method for the Determination of Ferric Oxide by O-Phenanthrophenanthrene Spectrophotometry
- YS/T 534.4-2007 Chemical analysis methods of aluminium hydroxide.Part 4:Determination of iron oxide content.Orthophenanthroline photometric method
- YS/T 335-2009 Metallographic determination methods of oxygen content in oxygen-free copper
未注明发布机构, nitrogen and oxygen content
- BS EN ISO 8968-4:2016(2017) Milk and milk products — Determination of nitrogen content Part 4 : Determination of protein and non - protein nitrogen content and true protein content calculation (Reference method)
- DIN EN 14211:2005 Air quality — measurement method for determining the concentration of nitrogen dioxide and nitrogen monoxide using chemiluminescence
- BS EN ISO 5983-1:2005(2009) Animal feeding stuffs — Determination of nitrogen content and calculation of crude protein content — Part 1 : Kjeldahl method
- BS EN 1185:1995(2000) Starches and derived products — Determination of sulfur dioxide content — Acidimetric method
- BS EN ISO 5378:1994(1999) Starches and derived products — Determination of nitrogen content by the Kjeldahl method — Spectrometric method
- BS EN ISO 3188:1994(1999) Starches and derived products — Determination of nitrogen content by the Kjeldahl method — Titrimetric method
- DIN EN ISO 8968-1:2002 Milk — Determination of nitrogen content — Part 1: Kjeldahl method (ISO 8968-1:2001)
ES-UNE, nitrogen and oxygen content
- UNE-EN ISO 8968-4:2016 Milk and milk products - Determination of nitrogen content - Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method) (ISO 8968-4:2016)
- UNE-EN ISO 5983-1:2007/AC:2009 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method (ISO 5983-1:2005/Cor 1:2008)
- UNE-CEN/TS 17762:2022 Inorganic fertilizers - Determination of the copper content in ammonium nitrate fertilizers of high nitrogen content (Endorsed by Asociación Española de Normalización in May of 2022.)
- UNE-CEN/TS 17761:2022 Inorganic fertilizers - Determination of the chloride content in ammonium nitrate fertilizers of high nitrogen content (Endorsed by Asociación Española de Normalización in May of 2022.)
Standard Association of Australia （SAA）, nitrogen and oxygen content
- AS ISO 8968.4:2021 Milk and milk products — Determination of nitrogen content, Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)
- AS ISO 8968.1:2021 Milk and milk products — Determination of nitrogen content, Part 1: Kjeldahl principle and crude protein calculation
- AS 1678.2.1.005:2004 Emergency procedure guide - Transport - Ethylene oxide, pure or with nitrogen
BG-BDS, nitrogen and oxygen content
- BGC ISO 5983:2001 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Kjeldahl method
Jilin Provincial Standard of the People's Republic of China, nitrogen and oxygen content
- DB22/T 1932-2013 Determination method of total nitrogen content in peat (Kjeldahl method)
Professional Standard - Commodity Inspection, nitrogen and oxygen content
- SN/T 3382-2012 Determination of non-protein-nitrogen content in milk and dairy products for export
- SN/T 0840-2015 Determination of nitrogen content of urea for import and export
- SN/T 0840-1999 Method for the determination of nitrogen content of urea for import and export
- SN/T 4302-2015 Rapid detection method of tris-(aziridyl)phosphine oxide in textiles by gas chromatography-mass spectrometry
Lithuanian Standards Office , nitrogen and oxygen content
- LST EN ISO 8968-5:2002 Milk - Determination of nitrogen content - Part 5: Determination of protein-nitrogen content (ISO 8968-5:2001)
- LST EN ISO 8968-4:2002 Milk - Determination of nitrogen content - Part 4: Determination of non-protein nitrogen content (ISO 8968-4:2001)
- LST EN 12135-2001 Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method
- LST EN ISO 20483:2007 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method (ISO 20483:2006)
- LST EN ISO 9702:2001 Plastics - Amine epoxide hardeners - Determination of primary, secondary and tertiary amine group nitrogen content (ISO 9702:1996)
- LST ISO 937:2000 Meat and meat products. Determination of nitrogen content (Reference method) (idt ISO 937:1978(E))
- LST EN 14211-2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
- LST EN ISO 5983-1:2005 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method (ISO 5983-1:2005)
- LST EN ISO 8968-1:2002 Milk - Determination of nitrogen content - Part 1: Kjeldahl method (ISO 8968-1:2001)
VE-FONDONORMA, nitrogen and oxygen content
Professional Standard - Military and Civilian Products, nitrogen and oxygen content
- WJ 2128-1993 Method for Determination of Nitrogen Content in Primer
Taiwan Provincial Standard of the People's Republic of China, nitrogen and oxygen content
AENOR, nitrogen and oxygen content
- UNE-EN 12135:1998 Fruit and vegetable juices - Determination of nitrogen content - Kjeldahl method
- UNE-EN ISO 20483:2014 Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method (ISO 20483:2013)
- UNE-EN 14211:2013 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
- UNE-EN ISO 5983-1:2007 Animal feeding stuffs - Determination of nitrogen content and calculation of crude protein content - Part 1: Kjeldahl method (ISO 5983-1:2005)
- UNE-EN ISO 9702:1999 PLASTICS - AMINE EPOXIDE HARDENERS - DETERMINATION OF PRIMARY, SECONDARY AND TERTIARY AMINE GROUP NITROGEN CONTENT (ISO 9702:1996)
- UNE-EN ISO 8968-1:2014 Milk and milk products - Determination of nitrogen content - Part 1: Kjeldahl principle and crude protein calculation (ISO 8968-1:2014)
Military Standard of the People's Republic of China-General Armament Department, nitrogen and oxygen content
- GJB 1771-1993 General specifications for ground oxygen and nitrogen production equipment for aviation
- GJB 770.303-1989 Test methods for gunpowder analysis: Determination of nitrogen content of nitrocellulose. Five-tube nitrogen meter method
- GJB 1771A-2012 General specifications for stationary oxygen and nitrogen production equipment for aviation
- GJB 533.5-1988 Detection method for 45 components of submarine cabin air. Determination of nitrogen oxide content. Calibration tube method
TR-TSE, nitrogen and oxygen content
- TS 2918-1978 PHOSPHORIC ACID FOR INDUSTRIAL USE (INCLUDING FOODSTUFFS) — DETERMINATION OF OXIDES OF NITROGEN CONTENT — 3,4 — XYLENOL SPECTROPHOTOMETRY
Professional Standard - Aviation, nitrogen and oxygen content
- HB 5297.24-2001 Determination of Oxygen and Nitrogen Content by Pulse Heating Infrared Thermal Conductivity Method for Chemical Analysis of Titanium Alloy
AR-IRAM, nitrogen and oxygen content
TN-INNORPI, nitrogen and oxygen content
FI-SFS, nitrogen and oxygen content
- SFS 3029 E-1976 In the event of any differences in interpretation of this standard the Finnish version shall take precedence over this translation
National Sanitation Foundation (NSF), nitrogen and oxygen content
TH-TISI, nitrogen and oxygen content
- TIS 2255.1-2005 Animal feeding stuff s-determination of nitrogen content and calculation of crude protein content.part 1: kjeldahl method
Shandong Provincial Standard of the People's Republic of China, nitrogen and oxygen content
- DB37/T 2735-2015 Determination of ammonium sulfate content in dry powder fire extinguishing agent Total nitrogen content method
IN-BIS, nitrogen and oxygen content
Association of German Mechanical Engineers, nitrogen and oxygen content
- VDI 2456-2004 Stationary source emissions - Reference method for determination of the sum of nitrogen monoxide and nitrogen dioxide - Ion chromatography method
- VDI 2453 Blatt 3-1995 Gaseous air pollution measurement - Determination of the nitrogen monoxide and nitrogen dioxide concentration - Preparation of the calibration gas mixtures and determination of their concentration
Professional Standard - Building Materials, nitrogen and oxygen content
- JC/T 2342-2015 Method for the quantitative phase analysis of silicon nitride
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, nitrogen and oxygen content
- GB/T 4702.17-2016 Chromium metal─Determination of oxygen, nitrogen and hydrogen content─Inert gas fusion thermal infrared detection method and conductivity method
Sichuan Provincial Standard of the People's Republic of China, nitrogen and oxygen content
- DB51/T 2043-2015 Determination of Oxygen and Nitrogen Content in Vanadium Aluminum Alloy Inert Gas Fusion-Infrared Absorption Method and Thermal Conductivity Method
SAE - SAE International, nitrogen and oxygen content
- SAE J177-1970 MEASUREMENT OF CARBON DIOXIDE@ CARBON MONOXIDE@ AND OXIDES OF NITROGEN IN DIESEL EXHAUST
- SAE J177-2002 Measurement of Carbon Dioxide@ Carbon Monoxide@ and Oxides of Nitrogen in Diesel Exhaust
- SAE J177-1995 Measurement of carbon dioxide, carbon monoxide and nitrogen oxides in diesel engine exhaust
Professional Standard - Petrochemical Industry, nitrogen and oxygen content
- SH/T 0413-1992 Determination of Trace Basic Nitrogen Content in Liquid Paraffin
Hebei Provincial Standard of the People's Republic of China, nitrogen and oxygen content
- DB13/T 2768.2-2018 Graphene powder material detection method part 2: Determination of carbon, nitrogen, hydrogen, sulfur, oxygen element content
Professional Standard - Nuclear Industry, nitrogen and oxygen content
- EJ/T 20167-2018 Determination of nitrogen content in reprocessed uranium trioxide powder by distillation-Nessler reagent spectrophotometry
Professional Standard - Aerospace, nitrogen and oxygen content
- QJ 2781A-2004 Determination of the carbon content,the hydrogen content and the nitrogen contene of carbonaceous material
- QJ 2781-1995 Method for Determination of Carbon, Hydrogen and Nitrogen Content in Carbon Materials