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Oxygen concentration 25

Oxygen concentration 25, Total:364 items.

In the international standard classification, Oxygen concentration 25 involves: Alarm and warning systems, Medical equipment, Geology. Meteorology. Hydrology, Inorganic chemicals, Air quality, Water quality, Pharmaceutics, Equipment for the chemical industry, Occupational safety. Industrial hygiene, Explosion protection, Farming and forestry, Protection against dangerous goods, Fuels, Thermodynamics and temperature measurements, Protection against fire, Environmental protection, Power stations in general, Rubber, Semiconducting materials, Plastics, Road vehicles in general, Wastes, Analytical chemistry, Environmental testing, Paint ingredients.

Taiwan Provincial Standard of the People's Republic of China, Oxygen concentration 25

CNS 8457-1982 Oxygen Indicator and Oxygen Alum
CNS 8458-1982 Method of Test for Oxygen Indicator and Oxygen Alarm

Korean Agency for Technology and Standards (KATS), Oxygen concentration 25

KS P 6124-2006 Oxygen analyzers for medical use
KS P 8201-2006 Oxygen indicator/alarm
KS I ISO 14592:2014 Water quality — Evaluation of the aerobic biodegradability of organic compounds at low concentrations
KS I ISO 10313:2005 Ambient air-Determination of the mass concentration of ozone(Chemiluminescence method)
KS I ISO 14592-2014(2019) Water quality — Evaluation of the aerobic biodegradability of organic compounds at low concentrations
KS I ISO 10313-2005(2020) Ambient air－Determination of the mass concentration of ozone(Chemiluminescence method)
KS I ISO 11564-2014(2019) Stationary source emissions — Determination of the mass concentration of nitrogen oxides(naphthylethylenediamine photometric method)
KS I ISO 7934:2021 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Hydrogen peroxide/barium perchlorate/Thorin method
KS I ISO 7996:2006 Ambient air－Determination of the mass concentration of nitrogen oxides(Chemiluminescence method)
KS I ISO 8186:2006 Ambient air－Determination of the mass concentration of carbon monoxide(Gas chromatographic method)
KS I ISO 8186-2006(2016) Ambient air－Determination of the mass concentration of carbon monoxide(Gas chromatographic method)
KS I ISO 7996-2006(2016) Ambient air－Determination of the mass concentration of nitrogen oxides(Chemiluminescence method)
KS I ISO 7996:2021 Ambient air — Determination of the mass concentration of nitrogen oxides — Chemiluminescence method
KS I ISO 8186:2021 Ambient air — Determination of the mass concentration of carbon monoxide — Gas chromatographic method
KS I ISO 7934:2006 Stationary source emissions－Determination of the mass concentration of sulfur dioxide(Hydrogen peroxide/barium perchlorate/thorin method)
KS I ISO 11564:2004 Stationary source emissions-Determination of the mass concentrationof nitrogen oxides(Naphthylethylenediamine photometric method)
KS I ISO 11564:2014 Stationary source emissions — Determination of the mass concentration of nitrogen oxides(naphthylethylenediamine photometric method)
KS R 1021-2014 Continuous measurement method of concentration carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS I ISO 7934-2006(2016) Stationary source emissions－Determination of the mass concentration of sulfur dioxide(Hydrogen peroxide/barium perchlorate/thorin method)
KS R 1021-1980 Continuous measurement method of concentration carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS I ISO 11632:2004 Stationary source emissions-Determination of the massconcentration of sulfur dioxide(Ion chromatography method)
KS I ISO 11632:2014 Stationary source emissions — Determination of the mass concentration of sulfur dioxide(ion chromatography method)
KS I ISO 11632-2014(2019) Stationary source emissions — Determination of the mass concentration of sulfur dioxide(ion chromatography method)
KS R 1021-2005 Analytical procedure for continuous measurement of carbonmonoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS I ISO 6768-2014(2019) Ambient air — Determination of mass concentration of nitrogen dioxide(Modified Griess-Saltzman method)
KS R 1021-2014(2019) Continuous measurement method of concentration carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS I ISO 4221:2006 Air quality－Determination of mass concentration of sulphur dioxide in ambient air(Thorin spectrophotometric method)
KS I ISO 6767:2006 Ambient air－Determination of the mass concentration of sulphur dioxide [Tetrachloromercurate (TCM)/pararosaniline method]
KS I ISO 4221-2006(2016) Air quality－Determination of mass concentration of sulphur dioxide in ambient air(Thorin spectrophotometric method)
KS I ISO 6768:2004 Ambient air-Determination of mass concentration ofnitrogen dioxide(Modified Griess-Saltzman method)
KS I ISO 7935:2006 Stationary source emissions－Determinationof the mass concentration of sulfur dioxide(Performance characteristics of automated measuring methods)
KS I ISO 10849:2008 Stationary source emissions－Determination of the mass concentration of nitrogen oxides－Performance characteristics of automated measuring systems
KS I ISO 6767:2021 Ambient air — Determination of the mass concentration of sulfur dioxide —Tetrachloromercurate(TCM)/pararosaniline method
KS I ISO 6767-2006(2016) Ambient air－Determination of the mass concentration of sulphur dioxide [Tetrachloromercurate (TCM)/pararosaniline method]
KS I ISO 6768:2014 Ambient air — Determination of mass concentration of nitrogen dioxide(Modified Griess-Saltzman method)
KS M ISO 6745:2007 Zinc phosphate pigments for paints-Specifications and methods of test
KS B ISO 10849:2009 Stationary source emissions－Determination of the mass concentration of nitrogen oxides－Performance characteristics of automated measuring systems
KS B ISO 7935:2009 Stationary source emissions－Determination of the mass concentration of sulfulr dioxide－Performance characteristics of automated measuring methods
KS I ISO 21258-2012(2017) Stationary source emissions－Determination of the mass concentration of dinitrogen monoxide(N2O)－Reference method：Non-dispersive infrared method
KS I ISO 7935:2021 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Performance characteristics of automated measuring methods
KS I ISO 10849-2008(2018) Stationary source emissions－Determination of the mass concentration of nitrogen oxides－Performance characteristics of automated measuring systems
KS B ISO 10849-2003(2008) Stationary source emissions－Determination of the mass concentration of nitrogen oxides－Performance characteristics of automated measuring systems
KS B ISO 7935-2003(2008) Stationary source emissions－Determination of the mass concentration of sulfulr dioxide－Performance characteristics of automated measuring methods
KS I ISO 7935-2006(2016) Stationary source emissions－Determinationof the mass concentration of sulfur dioxide(Performance characteristics of automated measuring methods)

BR-ABNT, Oxygen concentration 25

ABNT MB-137R-1954

CN-GJB-H, Oxygen concentration 25

GJB 7121-2011 Specification for oxygen indicator

Liaoning Provincial Standard of the People's Republic of China, Oxygen concentration 25

DB21/T 3595-2022 Level of Ground Ozone Concentration

Military Standard of the People's Republic of China-General Armament Department, Oxygen concentration 25

GJB 6370-2008 Specification for high concentration hydrogen peroxide
GJB 6369-2008 Operating requirement of high concentration hydrogen peroxide

RU-GOST R, Oxygen concentration 25

GOST R 50632-1993 High-strength hydrogen peroxide. Specifications
GOST 4386-1989 Drinking water. Methods for determination of fluorides mass concentration
GOST R ISO 10849-2006 Stationary source emissions. Determination of the mass concentration of nitrogen oxides. Performance characteristics of automated measuring systems
GOST R ISO 7935-2007 Stationary source emissions. Determination of the mass concentration of sulfur dioxide. Performance characteristics of automated measuring methods

Society of Automotive Engineers (SAE), Oxygen concentration 25

SAE J989-1968 CARBON MONOXIDE CONCENTRATION TEST PROCEDURE

中国气象局, Oxygen concentration 25

QX/T 380-2017 Air negative (oxygen) ion concentration level

AT-ON, Oxygen concentration 25

ONORM M 9419-2001 Monitoring of carbon monoxide concentration in garages
ONORM C 9435-3-1994 Testing of elastomers - Determination of resistance to ozone cracking - Determination of the concentration of ozone (Reference method)
ONORM M 9418-2001 Automatic concentration measuring instruments for carbon monoxide in garages - Specifications and testing

工业和信息化部, Oxygen concentration 25

JB/T 20201-2021 Vaporized hydrogen peroxide concentration detector

Professional Standard - Urban Construction, Oxygen concentration 25

CJ/T 3028.2-1994 The measures of ozone concentration, output and specific energy consumption for ozone generator

CU-NC, Oxygen concentration 25

NC 44-12-14-1985 Ores. Copper Concentrates Volumetric Determinatlon of Aluminum Oxide
NC 44-12-2-1984 Ores Copper Cencentrates. Gravimetrie Determination of Silionum Diexide

FI-SFS, Oxygen concentration 25

NORDEST NT FIRE 013-1986
SFS 3864-1977 Determination of mass concentration of sulphur dioxide in ambient air. Analysis by the photometric thorin method
SFS 5265-1987

GB-REG, Oxygen concentration 25

REG AC 120-38-1980 Transport Category Airplanes Cabin Ozone Concentrations

Group Standards of the People's Republic of China, Oxygen concentration 25

T/CMSA 0029-2022 Air negative oxygen ion concentration level icon
T/CIECCPA 025-2023 Two-stage pressure swing adsorption concentrator for low-pressure and low-concentration carbon dioxide
T/CIECCPA 024-2023 Two-stage pressure swing adsorption concentrator for low-pressure and low-concentration carbon dioxide
T/GIEHA 012-2019 Indoor environmental ecological negative (oxygen) ion concentration level
T/ZZB 1055-2019 High concentration tetramethyl ammonium hydroxide for flat panel displays production
T/LCAA 005-2021 Determination of methane, nitrous oxide and carbon dioxide concentrations in gases——gas chromatography method
T/CIECCPA 011-2022 Compilation specification for low pressure and low concentration carbon dioxide capture technology package
T/SEESA 005-2020 Technical Specification for High Concentration Organic Waste Water & Sludge Treatment by Wet Air Oxidation Technology

CZ-CSN, Oxygen concentration 25

CSN 68 1102-1980 Tlie syntheliral detergents. elevmirialion of conuentration of the ydrogen ions (pH)

Heilongjiang Provincial Standard of the People's Republic of China, Oxygen concentration 25

DB23/T 1862-2017 Determination of Oxygen Concentration in Workplace Air
DB23/T 1861-2017 Determination of carbon dioxide concentration in the workplace air

Hubei Provincial Standard of the People's Republic of China, Oxygen concentration 25

DB42/T 1198-2016 Concentration levels of air negative oxygen ions in Hubei Province
DB42/T 1914-2022 Technical specifications for monitoring the concentration of negative oxygen ions in forest environment

Association of German Mechanical Engineers, Oxygen concentration 25

VDI 2310 Blatt 12-2004 Maximum ambient concentrations referring to human health - Maximum ambient concentrations for nitrogen dioxide
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
VDI 3783 Blatt 19-2017 Environmental meteorology - Reaction mechanism for the determination of the nitrogen dioxide concentration
VDI 4301 Blatt 1-1997 Indoor air pollution measurement - Determination of the concentration of nitrogen dioxide - Manual photometric method (Saltzman)
VDI 2453 Blatt 1-1990 Gaseous air pollution measurement; determination of nitrogen dioxide concentration; photometric manual standard method (Saltzmann)
VDI 2310 Blatt 15-2001 Maximum immission values referring to human health - Maximum immission concentrations for ozone
VDI 2462 Blatt 1-1974 Gaseous emission measurement; determination of sulphur dioxide concentration; iodometric thiosulfate method

American Society for Testing and Materials (ASTM), Oxygen concentration 25

ASTM E2931-13(2019) Standard Test Method for Limiting Oxygen (Oxidant) Concentration of Combustible Dust Clouds
ASTM E2931-13 Standard Test Method for Limiting Oxygen (Oxidant) Concentration of Combustible Dust Clouds
ASTM E2079-19 Standard Test Methods for Limiting Oxygen (Oxidant) Concentration in Gases and Vapors
ASTM E207-08(2015) Standard Test Method for Thermal EMF Test of Single Thermoelement Materials by Comparison with a Reference Thermoelement of Similar EMF-Temperature Properties
ASTM E207-08(2015)e1 Standard Test Method for Thermal EMF Test of Single Thermoelement Materials by Comparison with a Reference Thermoelement of Similar EMF-Temperature Properties
ASTM E2079-07 Standard Test Methods for Limiting Oxygen (Oxidant) Concentration in Gases and Vapors
ASTM E2079-07(2013) Standard Test Methods for Limiting Oxygen 40;Oxidant41; Concentration in Gases and Vapors
ASTM E2079-01 Standard Test Methods for Limiting Oxygen (Oxidant) Concentration in Gases and Vapors
ASTM E2079-00 Standard Test Methods for Limiting Oxygen (Oxidant) Concentration in Gases and Vapors
ASTM D2863-06a Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)
ASTM D2863-95 Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-like Combustion of Plastics (Oxygen Index)
ASTM D2863-06 Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)
ASTM D2863-08 Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)
ASTM D2863-09 Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)
ASTM D2863-17a Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)
ASTM D2863-19 Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)
ASTM D2863-17 Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)
ASTM D5462-01 Standard Test Method for On-Line Measurement of Low-Level Dissolved Oxygen in Water
ASTM D5462-21 Standard Test Method for On-Line Measurement of Low-Level Dissolved Oxygen in Water
ASTM D2863-00 Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)
ASTM D5149-95 Standard Test Method for Ozone in the Atmosphere: Continuous Measurement by Ethylene Chemiluminescence
ASTM D5149-02 Standard Test Method for Ozone in the Atmosphere: Continuous Measurement by Ethylene Chemiluminescence
ASTM D5149-02(2016) Standard Test Method for Ozone in the Atmosphere: Continuous Measurement by Ethylene Chemiluminescence
ASTM D5149-02(2008) Standard Test Method for Ozone in the Atmosphere: Continuous Measurement by Ethylene Chemiluminescence
ASTM D6245-07 Standard Guide for Using Indoor Carbon Dioxide Concentrations to Evaluate Indoor Air Quality and Ventilation
ASTM D2863-10 Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)
ASTM D2863-12 Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)
ASTM D2863-12e1 Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)
ASTM D2863-13 Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics lpar;Oxygen Indexrpar;
ASTM D6764-02 Standard Guide for Collection of Water Temperature, Dissolved-Oxygen Concentrations, Specific Electrical Conductance, and pH Data from Open Channels
ASTM D6245-98 Standard Guide for Using Indoor Carbon Dioxide Concentrations to Evaluate Indoor Air Quality and Ventilation
ASTM D6245-98(2002) Standard Guide for Using Indoor Carbon Dioxide Concentrations to Evaluate Indoor Air Quality and Ventilation
ASTM D6764-02(2007) Standard Guide for Collection of Water Temperature, Dissolved-Oxygen Concentrations, Specific Electrical Conductance, and pH Data from Open Channels
ASTM D6764-02(2013) Standard Guide for Collection of Water Temperature, Dissolved-Oxygen Concentrations, Specific Electrical Conductance, and pH Data from Open Channels
ASTM D6245-12 Standard Guide for Using Indoor Carbon Dioxide Concentrations to Evaluate Indoor Air Quality and Ventilation
ASTM D6245-18 Standard Guide for Using Indoor Carbon Dioxide Concentrations to Evaluate Indoor Air Quality and Ventilation
ASTM F2393-12 Standard Specification for High-Purity Dense Magnesia Partially Stabilized Zirconia (Mg-PSZ) for Surgical Implant Applications

Professional Standard - Forestry, Oxygen concentration 25

LY/T 2586-2016 Specification on observation on air negative oxygen ion concentration
LY/T 2587-2016 Specification on station construction for monitoring air negative oxygen ion concentration

Shanxi Provincial Standard of the People's Republic of China, Oxygen concentration 25

DB14/T 1710-2018 Greenhouse Gas Carbon Dioxide Concentration Assessment Specification

Association Francaise de Normalisation, Oxygen concentration 25

NF S66-270:2007 Determination of the limiting oxygen concentration (LOC) for flammable gases and vapours.
NF X43-372:2006 Stationary source emissions - Determination of mass concentration of sulphur dioxide - Reference method.
NF ISO 11632:1998 Émission de sources fixes - Détermination de la concentration en masse de dioxyde de soufre - Méthode par chromatographie ionique.
NF EN 14625:2013 Air ambiant - Méthode normalisée de mesurage de la concentration en ozone par photométrie U.V
XP CEN/TS 17021:2018 Émissions de sources fixes - Détermination de la concentration massique en dioxyde de soufre par des techniques instrumentales
NF X43-370:2006 Stationary source emissions - Determination of volume concentration of oxygen (O2) - Reference method - Paramagnetism.
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 X43-339*NF ISO 11564:2000 Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Naphthylethylenediamine photometric method.
NF X43-013:1977 Atmospheric pollution.determination of the concentration by mass ofsulphur dioxide, in the ambient air.analysis by the thorin spectrophotometric 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 X43-028*NF EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
NF S66-250*NF EN 1839:2017 Determination of the explosion limits and the limiting oxygen concentration (LOC) for flammable gases and vapours
XP X43-043*XP CEN/TS 17021:2018 Stationary source emissions - Determination of the mass concentration of sulphur dioxide by instrumental techniques
NF EN 16339:2013 Air ambiant - Méthode pour la détermination de la concentration du dioxyde d'azote au moyen d'échantillonneurs par diffusion
NF X43-064*NF EN 14625:2013 Ambient air quality - Standard method for the measurement of the concentration of ozone by ultraviolet photometry
NF X43-372*NF EN 14791:2017 Stationary source emissions - Determination of mass concentration of sulphur oxides - Standard reference method
NF EN 14791:2017 Émissions de sources fixes - Détermination de la concentration massique des oxydes de soufre - Méthode de référence normalisée
NF EN 14212:2013 Air ambiant - Méthode normalisée pour le mesurage de la concentration en dioxyde de soufre par fluorescence UV
NF ISO 11564:2000 Émissions de sources fixes - Détermination de la concentration en masse des oxydes d'azote - Méthode photométrique à la naphtyléthylène diamine (NEDA)
NF X43-373:2006 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method : chemiluminescence.
NF X43-370*NF EN 14789:2017 Stationary source emissions - Determination of volume concentration of oxygen - Standard reference method : Paramagnetism
NF EN 14789:2017 Émissions de sources fixes - Détermination de la concentration volumique en oxygène - Méthode de référence normalisée : paramagnétisme
NF EN 14034-4+A1:2011 Détermination des caractéristiques d'explosion des nuages de poussière - Partie 4 : détermination de la concentration limite en oxygène CLO des nuages de poussière
NF EN 14034-4/IN1:2011 Détermination des caractéristiques d'explosion des nuages de poussières - Partie 4 : détermination de la concentration limite en oxygène CLO des nuages de poussière
NF T46-038:1995 Rubber vulcanized of thermoplastic. Resistance to ozone cracking. Reference and alternative methods for determining ozone concentration in laboratory test chambers.
XP CEN/TS 17405:2020 Emissions de sources fixes - Détermination de la concentration volumique en dioxyde de carbone - Méthode de référence : spectrométrie infrarouge
NF S66-200-4:2005 Determination of the explosion characteristics of dust clouds - Part 4 : determination of the limiting oxygen concentration LOC of dust clouds.
NF S66-200-4/IN1*NF EN 14034-4/IN1:2011 Determination of explosion characteristics of dust clouds - Part 4 : determination of the limiting oxygen concentration LOC of dust clouds.
NF S66-200-4*NF EN 14034-4+A1:2011 Determination of explosion characteristics of dust clouds - Part 4 : determination of the limiting oxygen concentration LOC of dust clouds.
NF X43-062*NF EN 14212:2013 Ambient air quality - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence
NF X43-373*NF EN 14792:2017 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method : chemiluminescence
NF EN 14792:2017 Émissions de sources fixes - Détermination de la concentration massique des oxydes d'azote - Méthode de référence normalisée : chimiluminescence

API - American Petroleum Institute, Oxygen concentration 25

API 4131-1971 EXPERIMENTAL HUMAN EXPOSURE to HIGH CONCENTRATIONS of CARBON MONOXIDE
API PUBL 27-30700- STUDIES ON THE EVALUATION OF PROBLEMS ASSOCIATED WITH THE MEASUREMENT OF LOW CONCENTRATIONS OF CARBOXYHEMOGLOBIN
API 26-60105-1970 THE EFFECTS OF CHRONIC EXPOSURE TO LOW LEVELS OF CARBON MONOXIDE ON THE CARDIOVASCULAR SYSTEM OF DOGS - 1. EXPOSURE TO 100 PPM CARBON MONOXIDE

海关总署, Oxygen concentration 25

SN/T 5162-2019 Determination of limited oxygen concentrations for flammable gases and vapors

RO-ASRO, Oxygen concentration 25

STAS SR ISO 10313:1995 Ambient air - Detennination of the mass concentration of ozon -Chemiluminescence method

国家市场监督管理总局、中国国家标准化管理委员会, Oxygen concentration 25

GB/T 38301-2019 Determination of limiting oxygen concentration (LOC) of flammable gases and vapours
GB/T 41456-2022 Nanotechnologies—Determination of the concentration of nanometer titanium dioxide airborne dust in workplace—Spectrophotometry method
GB/T 2423.33-2021 Environmental testing—Part 2: Test methods—Test Kca: High concentration sulfur dioxid

International Organization for Standardization (ISO), Oxygen concentration 25

ISO 3929:1976 Road vehicles; Determination of exhaust carbon monoxide concentration at idle speed
ISO 10313:1993 Ambient air; determination of the mass concentration of ozone; chemiluminescence method
ISO 7996:1985 Ambient air; Determination of the mass concentration of nitrogen oxides; Chemiluminescence method
ISO 8186:1989 Ambient air; determination of the mass concentration of carbon monoxide; gas chromatographic method
ISO 7934:1989 Stationary source emissions; determination of the mass concentration of sulfur dioxide; hydrogen peroxide/barium perchlorate/thorin method
ISO 11632:1998 Stationary source emissions - Determination of mass concentration of sulfur dioxide - Ion chromatography method
ISO 10313:1993/CD Amd 1 Ambient air — Determination of the mass concentration of ozone — Chemiluminescence method — Amendment 1
ISO 10313:1993/DAmd 1:2011 Ambient air — Determination of the mass concentration of ozone — Chemiluminescence method — Amendment 1
ISO 6767:1990 Ambient air; determination of the mass concentration of sulfur dioxide; tetrachloromercurate (TCM)/pararosaniline method
ISO 4221:1980 Air quality; Determination of mass concentration of sulphur dioxide in ambient air; Thorin spectrophotometric method
ISO 11564:1998/cor 1:2000 Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Naphthylethylenediamine photometric method; Technical Corrigendum 1
ISO 7935:1992 Stationary source emissions; determination of the mass concentration of sulfur dioxide; performance characteristics of automated measuring methods
ISO 10849:1996 Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Performance characteristics of automated measuring systems
ISO 6768:1998 Ambient air - Determination of mass concentration of nitrogen dioxide - Modified Griess-Saltzman method

German Institute for Standardization, Oxygen concentration 25

DIN EN 14625:2012-12 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry; German version EN 14625:2012 / Note: To be replaced by DIN EN 14625 (2022-11).
DIN EN 14625:2022-11 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry; German and English version prEN 14625:2022 / Note: Date of issue 2022-09-30*Intended as replacement for DIN EN 14625 (2012-12).
DIN EN 14789:2006 Stationary source emissions - Determination of volume concentration of oxygen (O<(Index)2>) - Reference method - Paramagnetism; English version of DIN EN 14789:2006-04
DIN CEN/TS 17021:2017-05*DIN SPEC 33976:2017-05 Stationary source emissions - Determination of the mass concentration of sulphur dioxide by instrumental techniques; German version CEN/TS 17021:2017
DIN EN 14791:2006 Stationary source emissions - Determination of mass concentration of sulphur dioxide - Reference method; English version of DIN EN 14791:2006-04
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 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 14212 Berichtigung 1:2014-08 Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence; German version EN 14212:2012, Corrigendum to DIN EN 14212:2012-11 / Note: To be replaced by DIN EN 14212 (2022-11).
DIN EN 14212:2012-11 Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence; German version EN 14212:2012 / Note: To be replaced by DIN EN 14212 (2022-11).
DIN EN 1839:2017-04 Determination of the explosion limits and the limiting oxygen concentration (LOC) for flammable gases and vapours; German version EN 1839:2017 / Note: DIN EN 1839 (2012-12) and DIN EN 14756 (2007-02) remain valid alongside this standard until 2018-01-11.
DIN EN 14212:2022-11 Ambient air - Standard method for the measurement of the concentration of sulfur dioxide by ultraviolet fluorescence; German and English version prEN 14212:2022 / Note: Date of issue 2022-09-30*Intended as replacement for DIN EN 14212 (2012-11), DIN EN...
DIN EN 1839:2017 Determination of the explosion limits and the limiting oxygen concentration (LOC) for flammable gases and vapours
DIN EN 14792:2006 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NO<(Index)x>) - Reference method: Chemiluminescence; English version of DIN EN 14792:2006-04
DIN EN 14791:2017-05 Stationary source emissions - Determination of mass concentration of sulphur oxides - Standard reference method; German version EN 14791:2017
DIN EN 14789:2017-05 Stationary source emissions - Determination of volume concentration of oxygen - Standard reference method: Paramagnetism; German version EN 14789:2017
DIN EN 14625:2012 Ambient air.Standard method for the measurement of the concentration of ozone by ultraviolet photometry; German version EN 14625:2012
DIN EN 14626:2022-11 Ambient air - Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopy; German and English version prEN 14626:2022 / Note: Date of issue 2022-09-30*Intended as replacement for DIN EN 14626 (201...
DIN CEN/TS 17405:2020-11 Stationary source emissions - Determination of the volume concentration of carbon dioxide - Reference method: infrared spectrometry; German version CEN/TS 17405:2020
DIN EN 14626:2012-12 Ambient air - Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopy; German version EN 14626:2012 / Note: To be replaced by DIN EN 14626 (2022-11).
DIN EN 1948-1:2006 Stationary source emissions - Determination of the mass concentration of PCDDs/PCDFs and dioxin-like PCBs - Part 1: Sampling of PCDDs/PCDFs English version of DIN EN 1948-1:2006-06
DIN EN 14034-4:2011-04 Determination of explosion characteristics of dust clouds - Part 4: Determination of the limiting oxygen concentration LOC of dust clouds; German version EN 14034-4:2004+A1:2011
DIN 53509-2:1994 Testing of rubber - Determination of resistance to ozone cracking - Part 2: Reference method for determining ozone concentration in laboratory test chambers
DIN V 40046-36:2006 Environmental testing - Part 36: Tests - Test Kx: Sulphur dioxide low concentration for contacts and connections
DIN EN 14789:2017 Stationary source emissions - Determination of volume concentration of oxygen - Standard reference method: Paramagnetism; German version EN 14789:2017
DIN EN 14792:2017-05 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence; German version EN 14792:2017

ES-AENOR, Oxygen concentration 25

UNE 23-301-1988

AENOR, Oxygen concentration 25

UNE-EN 14756:2007 Determination of the limiting oxygen concentration (LOC) for flammable gases and vapours
UNE-EN 14625:2013 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry
UNE 77232:1996 AMBIENT AIR. DETERMINATION OF THE MASS CONCENTRATION OF OZONE. CHEMILUMINESCENCE METHOD.
UNE 77228:2002 Stationary source emissions. Determination of the mass concentration of nitrogen oxides. Naphthylethylenediamine photometric method.
UNE 77212:1993 AMBIENT AIR. DETERMINATION OF THE MASS CONCENTRATION OF NITROGEN OXIDES. CHEMILUMINESCENCE METHOD.
UNE-EN 16339:2014 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
UNE 77216/1M:2000 Stationary source emissions. Determination of the mass concentration of sulfur dioxide. Hydrogen peroxide/barium perchlorate/thorin method.
UNE 77216:1995 STATIONARY SOURCE EMISSIONS. DETERMINATION OF THE MASS CONCENTRATION OF SULFUR DIOXIDE. HYDROGEN PEROXIDE/BARIUM PERCHLORATE/THORIN METHOD.
UNE-EN 14211:2013 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
UNE 77226:1999 STATIONARY SOURCE EMISSIONS. DETERMINATION OF MASS CONCENTRATION OF SULFUR DIOXIDE. ION CHROMATOGRAPHY METHOD.
UNE-EN 14791:2017 Stationary source emissions - Determination of mass concentration of sulphur oxides - Standard reference method
UNE 77203:1993 AIR QUALITY. DETERMINATION OF MASS CONCENTRATION OF SULPHUR DIOXIDE IN AMBIENT AIR. THORIN SPECTROPHOTOMETRIC METHOD.
UNE-EN 14789:2017 Stationary source emissions - Determination of volume concentration of oxygen - Standard reference method: Paramagnetism
UNE-EN 14212:2013 Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence
UNE-EN 14626:2013 Ambient air - Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopy
UNE-EN 14034-4:2005+A1:2011 Determination of explosion characteristics of dust clouds - Part 4: Determination of the limiting oxygen concentration LOC of dust clouds
UNE-EN 14792:2017 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence
UNE 77234:1998 AMBIENT AIR. DETERMINATION OF THE MASS CONCENTRATION OF SULFUR DIOXIDE. TETRACHLOROMERCURATE (TCM)/PARAROSANILINE METHOD.
UNE 77222:1996 STATIONARY SOURCE EMISSIONS. DETERMINATION OF THE MASS CONCENTRATION OF SULFUR DIOXIDE. PERFORMANCE CHARACTERISTICS OF AUTOMATED MEASURING METHODS.
UNE 77224:2000 Stationary source emissions. Determination of the mass concentration of nitrogen oxides. Performance characteristics of automated measuring systems.

Danish Standards Foundation, Oxygen concentration 25

DS/EN 14756:2007 Determination of the limiting oxygen concentration (LOC) for flammable gases and vapours
DS/EN 14625:2012 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry
DS/ISO 11564+Cor.1:2000 Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Naphthylethylenediamine photometric method
DS/EN 14791:2005 Stationary source emissions - Determination of mass concentration of sulphur dioxide - Reference method
DS/EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
DS/ISO 7934+Amd.1:1999 Stationary source emissions - Determination of the mass concentration of sulfur dioxide - Hydrogen peroxide/barium perchlorate/Thorin method
DS/EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
DS/ISO 11632:1998 Stationary source emissions - Determination of mass concentration of sulfur dioxide - Ion chromatography method
DS/EN 14789:2005 Stationary source emissions - Determination of volume concentration of oxygen (O2) - Reference method - Paramagnetism
DS/EN 14212:2012 Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence
DS/EN 14792:2006 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
DS/EN 14626:2012 Ambient air - Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopy
DS/ISO 13641-2:2004 Water quality - Determination of inhibition of gas production of anaerobic bacteria - Part 2: Test for low biomass concentrations
DS/EN 14034-4+A1:2011 Determination of explosion characteristics of dust clouds - Part 4: Determination of the limiting oxygen concentration LOC of dust clouds
DS/ISO 10849:1996 Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Performance characteristics of automated measuring systems
DS/ISO 7935:1996 Stationary source emissions - Determination of the mass concentration of sulfur dioxide - Performance characteristics of automated measuring methods

Lithuanian Standards Office , Oxygen concentration 25

LST EN 14756-2007 Determination of the limiting oxygen concentration (LOC) for flammable gases and vapours
LST EN 14625-2012 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry
LST EN 14791-2006 Stationary source emissions - Determination of mass concentration of sulphur dioxide - Reference method
LST ISO 7934+A1:2001 Stationary source emissions. Determination of the mass concentration of sulfur dioxide. Hydrogen peroxide/barium perchlorate/Thorin method
LST EN 14211-2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
LST EN 14789-2006 Stationary source emissions - Determination of volume concentration of oxygen (O2) - Reference method - Paramagnetism
LST ISO 7996:1999 Ambient air. Determination of the mass concentration of nitrogen oxides. Chemiluminescence method (ISO 7996:1985)
LST EN 14212-2012 Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence
LST ISO 8186:2002 Ambient air. Determination of the mass concentration of carbon monoxide. Gas chromatographic method (identical ISO 8186:1989)
LST CEN/TS 17405-2020 Stationary source emissions - Determination of the volume concentration of carbon dioxide - Reference method: infrared spectrometry
LST EN 14792-2006 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
LST EN 14626-2012 Ambient air - Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopy
LST EN 14034-4-2004+A1-2011 Determination of explosion characteristics of dust clouds - Part 4: Determination of the limiting oxygen concentration LOC of dust clouds
LST ISO 7935:2001 Stationary source emissions. Determination of the mass concentration of sulfur dioxide. Performance characteristics of automated measuring methods
LST ISO 10849:2001 Stationary source emissions. Determination of the mass concentration of nitrogen oxides. Performance characteristics of automated measuring systems

国家能源局, Oxygen concentration 25

NB/T 10362-2019 Design specifications for low-concentration gas oxidation and utilization projects in coal mines

Professional Standard - Electricity, Oxygen concentration 25

DL/T 2598-2023

Japanese Industrial Standards Committee (JISC), Oxygen concentration 25

JIS K 6259-2:2015 Rubber, vulcanized or thermoplastic -- Determination of ozone resistance -- Part 2: Determination of the ozone concentration
JIS B 9946:2011 Ozone treatment apparatus for waste and water in industry and other oxidation uses.Specifications of apparatus and measurement methods for ozone concentration
JIS D 1030:1995 Analytical procedure for continuous measurement of carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas

British Standards Institution (BSI), Oxygen concentration 25

22/30450365 DC BS EN 14625. Ambient air. Standard method for the measurement of the concentration of ozone by ultraviolet photometry
BS EN 14791:2005 Stationary source emissions - Determination of mass concentration of sulphur dioxide - Reference method
BS EN 14791:2006 Stationary source emissions - Determination of mass concentration of sulphur dioxide - Reference method
BS EN 16339:2013 Ambient air. Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
BS EN 14625:2012 Ambient air. Standard method for the measurement of the concentration of ozone by ultraviolet photometry
BS EN 14034-4:2004+A1:2011 Determination of explosion characteristics of dust clouds. Determination of the limiting oxygen concentration LOC of dust clouds
BS ISO 11564:1998 Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Naphthylethylenediamine photometric 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 14625:2005 Ambient air quality - Standard method for the measurement of the concentration of ozone by ultraviolet photometry
BS PD CEN/TS 17021:2017 Stationary source emissions. Determination of the mass concentration of sulphur dioxide by instrumental techniques
BS EN 14034-4:2005 Determination of explosion characteristics of dust clouds - Determination of the limiting oxygen concentration LOC of dust clouds
BS EN 14211:2005 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
BS EN 1948-4:2010+A1:2013 Stationary source emissions. Determination of the mass concentration of PCDDs/PCDFs and dioxin-like PCBs. Sampling and analysis of dioxin-like PCBs
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 DD CEN/TS 1948-4:2007 Stationary source emissions - Determination of the mass concentration of PCDDs/PCDFs and dioxin-like PCBs - Sampling and analysis of dioxin-like PCBs
BS ISO 12039:2019 Stationary source emissions. Determination of the mass concentration of carbon monoxide, carbon dioxide and oxygen in flue gas. Performance characteristics of automated measuring systems
BS EN 14212:2012 Ambient air. Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence
BS EN 14792:2005 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
BS EN 14212:2012(2014) Ambient air. Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence
22/30450996 DC BS EN 14212. Ambient air. Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence
DD CEN/TS 1948-4:2007 Stationary source emissions — Determination of the mass concentration of PCDDs/PCDFs and dioxin-like PCBs — Part 4: Sampling and analysis of dioxin-like PCBs
BS EN 14212:2005 Ambient air quality - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence
BS EN 14791:2017 Tracked Changes. Stationary source emissions. Determination of mass concentration of sulphur oxides. Standard reference method
BS EN 14626:2012 Ambient air. Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopy
BS 1747-12:1993 Methods for measurement of air pollution. Determination of the mass concentration of ozone in ambient air: chemiluminescence method
BS EN 14789:2017 Tracked Changes. Stationary source emissions. Determination of volume concentration of oxygen. Standard reference method: Paramagnetism

European Committee for Standardization (CEN), Oxygen concentration 25

EN 14791:2005 Stationary source emissions - Determination of mass concentration of sulphur dioxide - Reference method
CEN/TS 17021:2017 Stationary source emissions - Determination of the mass concentration of sulphur dioxide by instrumental techniques
EN 14625:2012 Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry
EN 864:1996 Medical Electrical Equipment - Capnometers for Use with Humans - Particular Requirements
EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
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 1839:2017 Determination of the explosion limits and the limiting oxygen concentration(LOC) for flammable gases and vapours
EN 14791:2017 Stationary source emissions - Determination of mass concentration of sulphur oxides - Standard reference method
PD CEN/TS 17021:2017 Stationary source emissions - Determination of the mass concentration of sulphur dioxide by instrumental techniques
EN 14212:2012 Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence
EN 14789:2005 Stationary source emissions - Determination of volume concentration of oxygen (O2) - Reference method - Paramagnetism
EN 14789:2017 Stationary source emissions - Determination of volume concentration of oxygen - Standard reference method: Paramagnetism
prEN 14212 Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence
EN 14792:2005 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
EN 14792:2017 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence
CEN/TS 17405:2020 Stationary source emissions - Determination of the volume concentration of carbon dioxide - Reference method: infrared spectrometry
EN 14034-4:2004 Determination of explosion characteristics of dust clouds - Part 4: Determination of the limiting oxygen concentration LOC of dust clouds (Incorporates Amendment A1: 2011)
EN 14034-4:2004+A1:2011 Determination of explosion characteristics of dust clouds - Part 4: Determination of the limiting oxygen concentration LOC of dust clouds
EN 14626:2012 Ambient air - Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopy

GOSTR, Oxygen concentration 25

GOST R 58797-2020 Drinking bottled water. Determination of mass concentration of dissolved oxygen. Measurement procedure

KR-KS, Oxygen concentration 25

KS I ISO 7934-2021 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Hydrogen peroxide/barium perchlorate/Thorin method
KS I ISO 7996-2021 Ambient air — Determination of the mass concentration of nitrogen oxides — Chemiluminescence method
KS I ISO 8186-2021 Ambient air — Determination of the mass concentration of carbon monoxide — Gas chromatographic method
KS I ISO 13641-2-2010 Water quality－Determination of inhibition of gas production of anaerobic bacteria－Part 2：Test for low biomass concentrations
KS I ISO 6767-2021 Ambient air — Determination of the mass concentration of sulfur dioxide —Tetrachloromercurate(TCM)/pararosaniline method
KS I ISO 7935-2021 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Performance characteristics of automated measuring methods

VN-TCVN, Oxygen concentration 25

TCVN 7172-2002 Stationary source emissions.Determination of the mass concentration of nitrogen oxides.Naphthylethylenediamine photometric method
TCVN 5972-1995 Ambient air.Determination of the mass concentration of carbon monoxide.Gas chromatographic method
TCVN 6138-1996 Ambient air.Determination of the mass concentration of nitrogen oxides.Chemiluminescence method
TCVN 6750-2000 Stationary source emissions.Determination of mass concentration of sulfur dioxide.Ion chromatography method
TCVN 5978-1995 Air quality.Determination of mass concentration of sulphur dioxide in ambient air.Thorin spectrophotometry method
TCVN 5976-1995 Stationary source emission.Determination of the mass concentration of sulfur dioxide.Performance characteristics of automated measuring methods
TCVN 6501-1999 Stationary source emissions.Determination of the mass concentration of nitrogen oxides.Performance characteristics of automated measuring systems
TCVN 5975-2010 Stationary source emissions.Determination of the mass concentration of sulfur dioxide.Hydrogen peroxide/barium perchlorate/Thorin method
TCVN 7242-2003 Health care solid waste incinerators.Determination method of carbon monoxide concentration (CO) in fluegas
TCVN 7246-2003 Health care solid waste incinerator.Determination method of sulfur dioxides (SO2) concentration in fluegas
TCVN 6137-2009 Ambient air.Determination of mass concentration of nitrogen dioxide.Modified Griess.Saltzman method
TCVN 7245-2003 Health care solid waste incinerator.Determination method of nitrogen oxides (NOx) concentration in fluegas

CEN - European Committee for Standardization, Oxygen concentration 25

EN 14625:2005 Ambient air quality - Standard method for the measurement of the concentration of ozone by ultraviolet photometry
EN 14211:2005 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
EN 14212:2005 Ambient air quality - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence

Professional Standard - Electron, Oxygen concentration 25

SJ/T 11498-2015 Test method for measuring oxygen contamination in heavily doped silicon substrates by secondary ion mass spectrometry

American National Standards Institute （ANSI), Oxygen concentration 25

ANSI/ASTM D2863:2000 Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)
ASTM D2863-23 Standard Test Method for Measuring the Minimum Oxygen Concentration to Support Candle-Like Combustion of Plastics (Oxygen Index)

BE-NBN, Oxygen concentration 25

NBN T 95-201-1981 Determination of the sulphuric acid + sulphur trioxide and of

未注明发布机构, Oxygen concentration 25

DIN EN 14211:2005 Air quality — measurement method for determining the concentration of nitrogen dioxide and nitrogen monoxide using chemiluminescence
DIN EN 14626:2005 Air quality — measuring method for determining the concentration of carbon monoxide using non-dispersive infrared photometry
BS ISO 11632:1998(1999) Stationary source emissions — Determination of mass concentration of sulfur dioxide — Ion chromatography method
BS ISO 6768:1998(1999) Ambient air — Determination of mass concentration of nitrogen dioxide — Modified Griess - Saltzman method

IT-UNI, Oxygen concentration 25

UNI 6068-1967
UNI CEN/TS 17405-2020 Stationary source emissions - Determination of the volume concentration of carbon dioxide - Reference method: infrared spectrometry

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., Oxygen concentration 25

ASHRAE OR-94-22-1994 Carbon Dioxide Concentration as an Indicator of Ventilation Rate and IAQ
ASHRAE CH-93-22-1993 Carbon Dioxide Concentration as an Indicator of Ventilation Rate and IAQ

Professional Standard - Agriculture, Oxygen concentration 25

99兽药产品说明书范本第一册-2013 Instructions for Jiuhua Poison Lycium Stomach Hydrogen Fluoride Severely Concentrated Diluted Decane Fluoride Aluminum Hydroxide
106兽药产品说明书范本第一册-2013 Instructions for Jiuhua Poison Lycium Stomach Hydrogen Fluoride Severely Concentrated Diluted Decane Hydrogen Peroxide Solution
107兽药产品说明书范本第一册-2013 Instructions for Jiuhua Poison Lycium Stomach Hydrogen Fluoride Severely Concentrated Diluted Decylone Decoquinate Premix

ES-UNE, Oxygen concentration 25

UNE-EN 14212:2013/AC:2014 Ambient air - Standard method for the measurement of the concentration of sulphur dioxide by ultraviolet fluorescence

Professional Standard - Nuclear Industry, Oxygen concentration 25

EJ/T 20224-2018 Determination of α activity concentration (plutonium and neptunium) in reprocessed uranium trioxide powder TTA extraction method

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Oxygen concentration 25

GB/T 35804-2018 Rubber, vulcanized or thermoplastic－Resistance to ozone cracking－Test methods for determining the ozone concentration in laboratory test chambers

SE-SIS, Oxygen concentration 25

SIS SS 02 84 21-1990 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Hydrogen peroxide — barium perchlorateIThorin-method
SIS SS-ISO 8760:1990 Work-place air — Determination of mass concentration of carbon monoxide — Method using detector tubes for short-term sampling with direct indication
SIS SS-ISO 8761:1990 Work-place air — Determination of mass concentration of nitrogen dioxide — Method using detector tubes for short- term sampling with direct indication

Professional Standard - Meteorology, Oxygen concentration 25

QX/T 67-2007 Determination of concentration of carbon dioxide in flask samples from background atmosphere.non-dispersive infrared absorption method

PL-PKN, Oxygen concentration 25

PN K02505-1993 Rolling stock. Concentration carbon monoxide and carbon dioxide emitted by pyrolysis or combustion of materials. Requirements and tests
PN Z04174-02-1986 Air purity protection ests for buthoxyethyl alcohol etermination of 2-buthoxyethyl lkohol in work places by gas hromatography with sample nrichment
PN Z04092-08-1989 Air purity protection Tests for nitric acid and nitrogen oxides Determination of nitrogen dioxide in ambient air (imision) by spectrophotometric method with passive sampling
PN Z04167-02-1986 Air purity protection ests for methoxyethyl alcohol etermination of 2-methoxyethyl lcohol in work places by gas hromatography with sample nrichment
PN Z04180-02-1987 Air purity protection ests for l,3-dioxolane d l,3,5-trioxaneDetermination of l,3-dioxolane nd l,3,5-trioxane in work laces by gas chromatography ith sample enrichment

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Oxygen concentration 25

GB/T 31705-2015 In situ measurement of background atmospheric carbon dioxide and methane concentration by gas chromatographic (GC) system
GB/T 31707-2015 Data processing of background atmospheric carbon monoxide concentration measured by in situ gas chromatographic (GC) system

Indonesia Standards, Oxygen concentration 25

SNI 19-7117.10-2005 Exhaust gas emissions - Stationary sources - Part 10: Test methods of CO, CO2 and O2 concentration using automatic analysis instrumentation

NO-SN, Oxygen concentration 25

NS 4859-1983 Air quality - Emission measurement - Manual determination of concentration of sulphur trioxide/sulphuric acid and sulphur dioxide in dustladen gases - Isopropanol method