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Detection method of gas pH

Detection method of gas pH, Total:498 items.

In the international standard classification, Detection method of gas pH involves: Products of the chemical industry, Soil quality. Pedology, Non-destructive testing, Protection against fire, Electrical wires and cables, Road engineering, Installations in buildings, Transport, Air quality, Alarm and warning systems, Non-metalliferous minerals, Analytical chemistry, Metrology and measurement in general, Explosion protection, Mining equipment, Measurement of volume, mass, density, viscosity, Insulating materials, Power stations in general, Water quality, Fuels, Electrical engineering in general, Motor cycles and mopeds, Power transmission and distribution networks, Electrical equipment for working in special conditions, Environmental protection, Leather technology, Protection against dangerous goods, Biology. Botany. Zoology, Paint ingredients, Pipeline components and pipelines, Domestic safety, Welding, brazing and soldering, Iron and steel products, Plastics, Semiconductor devices, Non-ferrous metals, Farming and forestry, Wood-based panels, Optoelectronics. Laser equipment, Burners. Boilers, Petroleum products in general, Optics and optical measurements, Natural gas, Refractories, Organic chemicals, Environmental testing, Components for electrical equipment, Electronic components in general, Products of the textile industry, Ceramics, Terminology (principles and coordination), Paints and varnishes, Electronic tubes, Domestic electrical appliances in general, Radiation measurements, Linear and angular measurements, Particle size analysis. Sieving, Microbiology, TESTING, Measurement of fluid flow, Meat, meat products and other animal produce, Medical sciences and health care facilities in general, Corrosion of metals, Measurement of force, weight and pressure, Insulating fluids, Lubricants, industrial oils and related products, Domestic, commercial and industrial heating appliances, Veterinary medicine, Elements of buildings, Protection of and in buildings, General methods of tests and analysis for food products, Fluid power systems, Testing of metals, Aerospace electric equipment and systems, Construction materials, Quality, Fruits. Vegetables, Rubber and plastics products, Space systems and operations.

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Detection method of gas pH

GB/T 13531.1-2000 General methods on determination of cosmetics-Determination of pH
GB/T 13531.1-2008 General methods on determination of cosmetics.Determination of pH
GB 18435-2007 Breathing gases for divers and their determination methods
GB/T 17650.2-1998 Test on gases evolved during combustion of materials from cables. Part 2: Determination of degree of acidity of gases by measuring pH and conductivity
GB/T 12301-1999 Detection methods for harmful gas evolved from non-dangerous cargo in holds
GB/T 21859-2008 Method of test for ignition temperature of gases and vapours
GB/T 6626.4-1986 Test methods for the characteristics of getter-mercury dispenser--Method for peel off test of getter-mercury dispenser
GB/T 32193-2015 Standard practice for testing flame ionization detectors used in gas or supercritical fluid chromatography
GB/T 11114-1989 Method for detecting dislocations of synthetic quartz using X-ray topographic technique
GB/T 24494-2009 Deformation test method for doors between two different climates

Indonesia Standards, Detection method of gas pH

SNI 03-6879-2002 Test methods for pH of soil for use in metal corrosion testing
SNI 03-6835-2002 Tes method of effect of heat and air on a moving film of asphal (rolling thin film oven test)

Professional Standard - Commodity Inspection, Detection method of gas pH

SN/T 2302.1-2009 Test method of enviromental protection control for imported industrial wastes as raw materials.Part 1:pH Detecting.The method of surface pH detecting
SN/T 3533-2013 Test method of toys that contain magnets
SN/T 4092-2015 Carcass Sampling Methods for Microbiological Testing
SN/T 1495-2004 Determination of phthalates in cosmetics-Gas chromatography
SN/T 3268-2012 Preservation methods of specimen of rodents for the pathogens detecting
SN/T 1221-2003 Detection of antibodies against avian infectious bronchitis virus-Protocol of agar gel immunodiffusion test
SN/T 1787-2006 Determination of the metaldehyde in meta for import and export - Gas chromatography method
SN/T 4115-2015 Determination of sulfur compounds in natural gas.Gas chromatography and sulfur chemiluminescence deterctor
SN/T 1851-2006 Determination of retardant in textiles. GC-MS mothod
SN/T 3251-2012 Determination of 1,4-butanediol in toy material.Gas chromatography-mass spectrometry method
SN/T 1487-2004 Detecting methods for leptospira in imported rodents

国家市场监督管理总局、中国国家标准化管理委员会, Detection method of gas pH

GB/T 40335-2021 Non-destructive testing—Leak testing—Tracer gas method
GB/T 17650.2-2021 Test on gases evolved during combustion of materials from cables or optical fiber cables—Part 2: Determination of acidity (by pH measurement) and conductivity
GB/T 5211.6-2020 General methods of test for pigments and extenders—Part 6: Determination of pH value of an aqueous suspension
GB/T 37765-2019 Qualitative determination methods of asbestos in electrical and electronic products
GB/T 40030-2021 Determination of medium chain chlorinated paraffins in electrical and electronic products
GB/T 39077-2020 Test methods for detecting detrimental phases in lean duplex austenitic-ferritic stainless steels

Association Francaise de Normalisation, Detection method of gas pH

NF C32-074-22:2000 Common test methods for cables under fire conditions - Test on gas evolved during combustion of materials from cables - Part 2-2 : procedures - Determination of degree of acidity of gases for materials by measuring pH and conductivity.
UTE C27-251:1987 Diélectriques liquides - Appréciation conventionnelle de la corrosivité des fumées par mesure de pH et de résistivité - Méthode d'essai
NF C32-074-23:2000 Common test methods for cables under fire conditions - Test on gas evolved during combustion of materials from cables - Part 2-3 : Procedures - Determination of degree of acidity of gases for cables by determination of the weighted average of pH and condu
NF X20-207*NF EN ISO 6143:2006 Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures
NF ISO 3929:2004 Véhicules routiers - Méthodes de mesure des émissions gazeuses au cours des inspections ou de la maintenance
NF C23-591-1*NF EN 50291-1:2018 Gas detectors - Electrical apparatus for the detection of carbon monoxide in domestic premises - Part 1 : test methods and performance requirements
NF C23-560-1/A11:2005 Electrical apparatus for the detection and measurement of flammable gases - Part 1 : general requirements and test methods.
NF C23-560-1:2005 Electrical apparatus for the detection and measurement of flammable gases - Part 1 : general requirements and test methods.
NF EN 50676:2019 Appareils électriques utilisés pour la détection et la mesure de la concentration de gaz frigorigènes - Exigences de performance et méthodes d'essai
NF ISO 12828-1:2012 Méthode de validation des analyses de gaz d'incendie - Partie 1 : limites de détection et de quantification
NF EN 50545-1/A1:2016 Appareil électrique de détection et de mesure de gaz combustible et toxique dans les parcs de stationnement et les tunnels - Partie 1 : exigences de performance générales et méthodes pour la détection et la mesure du monoxyde de carbone et d'oxy...
NF EN 50545-1:2012 Appareil électrique de détection de mesure de gaz combustible et toxique dans les parcs de stationnement et les tunnels - Partie 1 : exigences de performance générales et méthodes pour la détection et la mesure du monoxyde de carbone et d'oxyde ...
NF C23-676*NF EN 50676:2019 Electrical equipment used for detection and concentration measurement of refrigerant gases - Performance requirements and test methods
NF B54-173:1995 Plywood. Forlamdehyde release classes determined by the gas analysis method.
NF EN 50194-1:2009 Matériels électriques pour la détection des gaz combustibles dans les locaux à usage domestique - Partie 1 : méthodes d'essai et exigences d'aptitude à la fonction
NF C23-564*NF EN 50104:2010 Electrical apparatus for the detection and measurement of oxygen - Performance requirements and test methods
NF X11-620:1996 Determination of the specific surface area of solids by gas adsorption using the bet method.
NF EN 13528-2:2003 Qualité de l'air ambiant - Échantillonneurs par diffusion pour la détermination des concentrations des gaz et des vapeurs - Exigences et méthodes d'essai - Partie 2 : exigences spécifiques et méthodes d'essai
NF C27-251:1987 Liquid dielectrics Conventional assessment of smoke corrosiveness by measurements of pH-value and resistivity Test method
NF EN ISO 6143:2006 Analyse des gaz - Méthodes comparatives pour la détermination et la vérification de la composition des mélanges de gaz pour étalonnage
NF EN 60749-3:2017 Dispositifs à semiconducteurs - Méthodes d'essais mécaniques et climatiques - Partie 3 : examen visuel externe
NF X43-101:1986 Air quality. Method of measurement of the odour of gaseous effluent. Determination of the dilution factor at the threshold of perception.
NF EN 60749-16:2003 Dispositifs à semiconducteurs - Méthodes d'essais mécaniques et climatiques - Partie 16 : détection de bruit d'impact de particules (PIND)
NF U47-030:2002 Animal health analysis methods - Detection of antibodies against bovine infectious rhinotracheitis by the virus neutralisation method.
NF C23-541-1/A1:2005 Specification for open path apparatus for the detection of combustible or toxic gases and vapours - Part 1 : general requirements and test methods.
NF C23-541-1:2005 Specification for open path apparatus for the detection of combustible or toxic gases and vapours - Part 1 : general requirements and test methods.
NF EN 772-15:2001 Méthodes d'essai des éléments de maçonnerie - Partie 15 : détermination de la perméabilité à la vapeur d'eau des éléments de maçonnerie en béton cellulaire autoclavé
NF X43-003:1966 Atmospheric pollution. Method of weight determination of solid particles entrained by combustion gases.
NF E48-673:1989 Hydraulic fluid power. Filter elements. Methods for checking the compatibility of materials with fluids.

Group Standards of the People's Republic of China, Detection method of gas pH

T/SMHTA 004-2023 DetectionMethod for Asphalt Gas Emission
T/CMA 037-2021 Calibration method for methanol alarm detectors
T/CEC 552-2021 Spectral detection method of sulfur hexafluoride gas components
T/CMA 036-2021 Calibration method for ethylene oxide alarm detectors
T/CEC 568-2021 SF6/N2 mixed gas mixture ratio detector calibration and on-site detection method
T/CEC 673.1-2022 Perfluoroisobutyronitrile Gas Purity Test Method Part 1: Gas Chromatography
T/CEC 126-2016 Calibration method of sulfur hexafluoride gas decomposition product detector
T/JAASS 2-2020 Rapid determination of propiconazole in vegetables— colloidal gold immunoassay
T/GZTPA 0004-2022 Colloidal gold method for rapid detection of imidacloprid in Guizhou tea
T/GZTPA 0005-2022 Colloidal gold method for rapid detection of glyphosate in Guizhou tea
T/GIEHA 009-2018 Test method for allergen removal performance of air purifiers
T/CIESC 0021-2022 Standard Test Method for Permanent Gases in Polymer Grade Ethylene and Propylene by Gas Chromatography and Helium Ionization Detector
T/SATA 060-2023 Rapid Detection of Propiconazole in Choy Sum Colloidal Gold Immunochromatographic Assay
T/CVMA 115-2023 Method of duplex real-time PCR for detection of Chlamydia Felis and Bordetella Bronchiseptica

Professional Standard - Urban Construction, Detection method of gas pH

CJ/T 307-2009 Test methods for the gas from town wastewater facilities
CJ 26.1-1991 Municipal sewage water quality inspection method standard pH value determination potentiometer method
CJ 26.3-1991 Water quality examination methods for urban sewage - Volumetric method for standard easily sinkable solids
CJ 26.5-1991 Municipal sewage water quality inspection method Standard gravimetric method for total solids

Professional Standard - Coal, Detection method of gas pH

MT 278-1994 Harmful gas existing in mine air Detection method of ammonia gas（detector tube method）
MT 277-1994 Harmful gas existing in mine air Detection method of hydrogen sulfide（detector tube method）
MT/T 277-1994
MT 279-1994 Harmful gas existing in mine air Detection method of nitrogen oxide（detector tube method）
MT 280-1994 Harmful gas existing in mine air Detection method of sulfur dioxide（detector tube method）
MT/T 279-1994
MT/T 280-1994

Korean Agency for Technology and Standards (KATS), Detection method of gas pH

KS C 6592-2007 Performance requirements for toxic gas-Detection instruments：Hydrogen sulfide
KS M 1429-2004 Determination of the specific surface area of media(pelletized) - Gas adsorption method
KS I ISO 6143:2008 Gas analysis-Comparison methods for determining and checking the composition of calibration gas mixtures
KS I ISO 6143-2015(2020) Gas analysis－Comparison methods for determining and checking the composition of calibration gas mixtures
KS I ISO 6143:2015 Gas analysis－Comparison methods for determining and checking the composition of calibration gas mixtures
KS C IEC 60754-2:2003 Test on gases evolved during combustion of electric cables-Part 2:Determination of degree of acidity of gases evolved during the combustion of materials taken from electric cables by measuring pH and conductivity
KS C IEC 61779-1:2003 Electrical apparatus for the detection and measurement of flammable gases－Part 1：General requirements and test methods
KS R 1046-2001 Road vehicles &##8211; Measurement methods for exhaust gasemissions during inspection or maintenance
KS C 6598-2007(2018) Electrical apparatus for the detection of combustible gases in domestic premises－Test methods and performance requirements
KS C IEC 61779-1-2003(2018)
KS C 6590-2007 Performance requirements for combustible gas detectors
KS I 2207-2009 Testing methods for determination of trace components in diluent gas and zero gas
KS M 0038-1993 Testing methods for determination of trace components in diluent gas and zero gas
KS I 2216-2009 Method of measuring performance for gas treatment equipment
KS I 2200-2014(2019) Methods for determination of pollutants in flue gas
KS C 6598-2007 Electrical apparatus for the detection of combustible gases in domestic premises－Test methods and performance requirements
KS B 0546-2021 Methods of measurement for gas concentration in welding environment
KS L 3317-2013(2018) Testing method for permeability to gases of refractory products
KS B 0816-2021 Method for liquid penetrant testing and classification of the penetrant indication
KS M ISO 2812-4:2018 Paints and varnishes — Determination of resistance to liquids — Part 4: Spotting methods
KS P ISO 16256:2017 Clinical laboratory testing and in vitro diagnostic test systems ─ Reference method for testing the in vitro activity of antimicrobial agents against yeast fungi involved in infectious diseases
KS M ISO 8819-2003(2018)
KS B 0894-2003(2013) Methods for automatic ultrasonic testing for welds of ferritic steel
KS B 0518-2009 Standard qualification procedure for gas pressure welding technique
KS C IEC 60749-3:2019 Semiconductor devices — Mechanical and climatic test methods — Part 3: External visual examination
KS C 2112-2003(2018)
KS I 2220-2010 Measuring method for volatile organic compounds in airborne by gas detector tube
KS B ISO 4053-1-2001(2011) Measurement of gas flow in conduits－Tracer method－Part 1：General
KS I ISO 6326-2:2006 Gas analysis－Determination of sulfur compounds in natural gas－Part 2：Gas chromatographic method using an electrochemical detector for the determination of odoriferous sulfur compounds
KS M 3052-2002 TESTING METHOD FOR GAS TRANSMISSION RATE THROUGH PLASTIC FILM AND SHEETING

ISA - International Society of Automation, Detection method of gas pH

ISA TR12.13.03-2009 Guide for Combustible Gas Detection as a Method of Protection

German Institute for Standardization, Detection method of gas pH

DIN EN 50267-2-2:1999 Common test methods for cables under fire conditions - Tests on gases evolved during combustion of material from cables - Part 2-2: Procedures; determination of degree of acidity of gases for materials by measuring pH and conductivity; German version EN 5
DIN EN 50267-2-3:1999 Common test methods for cables under fire conditions - Tests on gases evolved during combustion of material from cables - Part 2-3: Procedures; determination of degree of acidity of gases for cables by determination of the weighted average of pH and condu
DIN EN ISO 6143:2006 Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures (ISO 6143:2001); English version of DIN EN ISO 6143:2006-11
DIN 51872-4:1990 Testing of gaseous fuels and other gases; determination of the components; gaschromatographic procedure
DIN 51402-2:2020-09 Determination of flue gases of oil burning systems - Method by fluid means for detection of oil derivatives
DIN 53345-6:1978 Testing of fat liquors and greases for leather; methods of analysis, determination of pH-value in hydrate emulsion or solution
DIN EN ISO 6143:2006-11 Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures (ISO 6143:2001); German version EN ISO 6143:2006
DIN 51863-1:1983 Testing of gaseous fuels and other gases; determination of hydrogen cyanide content; nickel carbonate method
DIN EN 50545-1:2017 Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels - Part 1: General performance requirements and test methods for the detection and measurement of carbon monoxide and nitrogen oxides
DIN 51871:1985-12 Testing of gaseous fuels and other technical gases; determination of dew point of water vapour; method of means of cooled mirror
DIN 51402-2:1979 Determination of flue gases of oil burning systems; method by fluid means for detection of oil derivatives
DIN 51871:1985 Testing of gaseous fuels and other technical gases; determination of dew point of water vapour; method of means of cooled mirror
DIN 51435:2010 Testing of petroleum products - Determination of boiling range distribution - Gas chromatography method
DIN EN 50545-1:2012 Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels - Part 1: General performance requirements and test methods for the detection and measurement of carbon monoxide and nitrogen oxides; German ver
DIN EN 61830:1998 Microwave ferrite components - Measuring methods for major properties (IEC 61830:1997); German version EN 61830:1998
DIN 53866-12:1987 Testing of textiles; shrinkage behaviour of yarns; determination of the shrinkage force in gaseous and fluid media; short length method
DIN 51855-4:1995 Testing of gaseous fuels and other gases - Determination of sulphur compounds content - Part 4: Content of hydrogen sulfide, zinc acetate method
DIN 51855-7:1986-12 Testing of gaseous fuels and other gases; determination of the content of sulfur compounds; gaschromatographic determination of the content of odoriferous sulfur compounds using an electrochemical detector
DIN EN 50676:2020 Electrical equipment used for detection and concentration measurement of refrigerant gases - Performance requirements and test methods; German version EN 50676:2019
DIN EN 60749-35:2007 Semiconductor devices - Mechanical and climatic test methods - Part 35: Acoustic microscopy for plastic encapsulated electronic components (IEC 60749-35:2006); German version EN 60749-35:2006
DIN 50450-4:1993 Testing of materials for semiconductor technology; determination of impurities in carrier gases and dopant gases; determination of C<(Index)1>-C<(Index)3>-hydrocarbons in nitrogen by gas-chromatography
DIN EN 60749-3:2018-01 Semiconductor devices - Mechanical and climatic test methods - Part 3: External visual examination (IEC 60749-3:2017); German version EN 60749-3:2017 / Note: DIN EN 60749-3 (2003-04) remains valid alongside this standard until 2020-04-07.
DIN EN 45544-1:2000 Workplace atmospheres - Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours - Part 1: General requirements and test methods; German version EN 45544-1:1999
DIN EN 60749-16:2003-09 Semiconductor devices - Mechanical and climatic test methods - Part 16: Particle impact noise detection (PIND) (IEC 60749-16:2003); German version EN 60749-16:2003
DIN 51855-7:1986 Testing of gaseous fuels and other gases; determination of the content of sulfur compounds; gaschromatographic determination of the content of odoriferous sulfur compounds using an electrochemical detector
DIN EN 50267-2-1:1999 Common test methods for cables under fire conditions - Tests on gases evolved during combustion of material from cables - Part 2-1: Procedures; determination of the amount of halogen acid gas; German version EN 50267-2-1:1998
DIN 38408-5:1990-06 German standard methods for the examination of water, waste water and sludge; gaseous components (group G); determination of chlorine dioxide (G 5)

Professional Standard - Geology, Detection method of gas pH

DZ/T 0064.74-1993 Groundwater quality inspection method Gas chromatography determination of gas
DZ/T 0064.9-1993 Determination of Total Dissolved Solids in Groundwater Quality Examination Methods

American Society for Testing and Materials (ASTM), Detection method of gas pH

ASTM D5015-02(2008) Standard Test Method for pH of Atmospheric Wet Deposition Samples by Electrometric Determination
ASTM D5015-95 Standard Test Method for pH of Atmospheric Wet Deposition Samples by Electrometric Determination
ASTM D5015-02 Standard Test Method for pH of Atmospheric Wet Deposition Samples by Electrometric Determination
ASTM D5015-15(2022) Standard Test Method for pH of Atmospheric Wet Deposition Samples by Electrometric Determination
ASTM D5015-15 Standard Test Method for pH of Atmospheric Wet Deposition Samples by Electrometric Determination
ASTM D7493-08 Standard Test Method for Online Measurement of Sulfur Compounds in Natural Gas and Gaseous Fuels by Gas Chromatograph and Electrochemical Detection
ASTM D1071-83(1998) Standard Test Methods for Volumetric Measurement of Gaseous Fuel Samples
ASTM D1071-83(1998)e1 Standard Test Methods for Volumetric Measurement of Gaseous Fuel Samples
ASTM D1071-17 Standard Test Methods for Volumetric Measurement of Gaseous Fuel Samples
ASTM D7493-22 Standard Test Method for Online Measurement of Sulfur Compounds in Natural Gas and Gaseous Fuels by Gas Chromatograph and Electrochemical Detection
ASTM D8230-19 Standard Test Method for Measurement of Volatile Silicon-Containing Compounds in a Gaseous Fuel Sample Using Gas Chromatography with Spectroscopic Detection
ASTM E498-95(2006) Standard Test Methods for Leaks Using the Mass Spectrometer Leak Detector or Residual Gas Analyzer in the Tracer Probe Mode
ASTM E1447-09 Standard Test Method for Determination of Hydrogen in Titanium and Titanium Alloys by the Inert Gas Fusion Thermal Conductivity/Infrared Detection Method
ASTM D1071-83(2003) Standard Test Methods for Volumetric Measurement of Gaseous Fuel Samples
ASTM E1447-05 Standard Test Method for Determination of Hydrogen in Titanium and Titanium Alloys by the Inert Gas Fusion Thermal Conductivity/Infrared Detection Method
ASTM D5623-94(2004)e1 Standard Test Method for Sulfur Compounds in Light Petroleum Liquids by Gas Chromatography and Sulfur Selective Detection
ASTM D2779-92(1997) Standard Test Method for Estimation of Solubility of Gases in Petroleum Liquids
ASTM D2779-92(2020) Standard Test Method for Estimation of Solubility of Gases in Petroleum Liquids
ASTM D2650-99 Standard Test Method for Chemical Composition of Gases By Mass Spectrometry
ASTM D5623-94(2009) Standard Test Method for Sulfur Compounds in Light Petroleum Liquids by Gas Chromatography and Sulfur Selective Detection
ASTM UOP9-85 Hydrogen Sulfide in Gases by the Tutwiler Method
ASTM D4494-95(2000) Standard Test Method for Detecting Residual Odor of Drycleaning Grade Perchloroethylene
ASTM E741-00 Standard Test Method for Determining Air Change in a Single Zone by Means of a Tracer Gas Dilution
ASTM D7833-12 Standard Test Method for Determination of Hydrocarbons and Non-Hydrocarbon Gases in Gaseous Mixtures by Gas Chromatography
ASTM D1071-83(2008) Standard Test Methods for Volumetric Measurement of Gaseous Fuel Samples
ASTM E3351-22 Standard Test Method for Detection of Nitric Oxide Production In Vitro
ASTM D4888-20 Standard Test Method for Water Vapor in Natural Gas Using Length-of-Stain Detector Tubes
ASTM D7833-14 Standard Test Method for Determination of Hydrocarbons and Non-Hydrocarbon Gases in Gaseous Mixtures by Gas Chromatography
ASTM F1396-93(1999) Standard Test Method for Determination of Oxygen Contribution by Gas Distribution System Components
ASTM F1396-93(2020) Standard Test Method for Determination of Oxygen Contribution by Gas Distribution System Components
ASTM D2650-04 Standard Test Method for Chemical Composition of Gases By Mass Spectrometry
ASTM D2650-10 Standard Test Method for Chemical Composition of Gases By Mass Spectrometry
ASTM D2650-10(2021) Standard Test Method for Chemical Composition of Gases by Mass Spectrometry
ASTM D6888-16 Standard Test Method for Available Cyanides with Ligand Displacement and Flow Injection Analysis (FIA) Utilizing Gas Diffusion Separation and Amperometric Detection
ASTM D4888-06(2015) Standard Test Method for Water Vapor in Natural Gas Using Length-of-Stain Detector Tubes
ASTM F1398-93(2005) Standard Test Method for Determination of Total Hydrocarbon Contribution by Gas Distribution System Components
ASTM D6968-03 Standard Test Method for Simultaneous Measurement of Sulfur Compounds and Minor Hydrocarbons in Natural Gas and Gaseous Fuels by Gas Chromatography and Atomic Emission Detection
ASTM D6968-03(2009) Standard Test Method for Simultaneous Measurement of Sulfur Compounds and Minor Hydrocarbons in Natural Gas and Gaseous Fuels by Gas Chromatography and Atomic Emission Detection
ASTM D6968-03(2015) Standard Test Method for Simultaneous Measurement of Sulfur Compounds and Minor Hydrocarbons in Natural Gas and Gaseous Fuels by Gas Chromatography and Atomic Emission Detection
ASTM G186-05(2021) Standard Test Method for Determining Whether Gas-Leak-Detector Fluid Solutions Can Cause Stress Corrosion Cracking of Brass Alloys
ASTM E1719-05 Standard Test Method for Vapor Pressure of Liquids by Ebulliometry
ASTM E1719-97 Standard Test Method for Vapor Pressure of Liquids by Ebulliometry
ASTM E1719-12 Standard Test Method for Vapor Pressure of Liquids by Ebulliometry
ASTM C1324-15 Standard Test Method for Examination and Analysis of Hardened Masonry Mortar
ASTM E2817-11(2018) Standard Test Method for Test Fueling Masonry Heaters
ASTM E1603-99 Standard Test Methods for Leakage Measurement Using the Mass Spectrometer Leak Detector or Residual Gas Analyzer in the Hood Mode
ASTM E1603-99(2006) Standard Test Methods for Leakage Measurement Using the Mass Spectrometer Leak Detector or Residual Gas Analyzer in the Hood Mode
ASTM E1603/E1603M-11 Standard Practice for Leakage Measurement Using the Mass Spectrometer Leak Detector or Residual Gas Analyzer in the Hood Mode
ASTM F2476-13 Standard Test Method for the Determination of Carbon Dioxide Gas Transmission Rate 40;CO2TR41; Through Barrier Materials Using An Infrared Detector
ASTM D5623-19 Standard Test Method for Sulfur Compounds in Light Petroleum Liquids by Gas Chromatography and Sulfur Selective Detection
ASTM D4888-06 Standard Test Method for Water Vapor in Natural Gas Using Length-of-Stain Detector Tubes
ASTM D4888-06(2011) Standard Test Method for Water Vapor in Natural Gas Using Length-of-Stain Detector Tubes
ASTM D2420-91(2001) Standard Test Method for Hydrogen Sulfide In Liquefied Petroleum (LP) Gases (Lead Acetate Method)
ASTM D2420-91(1996)e1 Standard Test Method for Hydrogen Sulfide In Liquefied Petroleum (LP) Gases (Lead Acetate Method)
ASTM D2420-12a Standard Test Method for Hydrogen Sulfide in Liquefied Petroleum (LP) Gases (Lead Acetate Method)
ASTM E741-11 Standard Test Method for Determining Air Change in a Single Zone by Means of a Tracer Gas Dilution
ASTM D2420-07 Standard Test Method for Hydrogen Sulfide in Liquefied Petroleum (LP) Gases (Lead Acetate Method)
ASTM D2420-13(2018) Standard Test Method for Hydrogen Sulfide in Liquefied Petroleum (LP) Gases (Lead Acetate Method)
ASTM D3284-99 Standard Test Method for Combustible Gases in the Gas Space of Electrical Apparatus Using Portable Meters
ASTM D1142-95 Standard Test Method for Water Vapor Content of Gaseous Fuels by Measurement of Dew-Point Temperature
ASTM E1719-12(2018) Standard Test Method for Vapor Pressure of Liquids by Ebulliometry
ASTM G186-05(2016) Standard Test Method for Determining Whether Gas-Leak-Detector Fluid Solutions Can Cause Stress Corrosion Cracking of Brass Alloys
ASTM F2227-02 Standard Test Method for Non-Destructive Detection of Leaks in Non-sealed and Empty Medical Packaging Trays by CO₂ Tracer Gas Method
ASTM F2227-02(2007) Standard Test Method for Non-Destructive Detection of Leaks in Non-sealed and Empty Medical Packaging Trays by CO₂ Tracer Gas Method
ASTM F2228-02(2007) Standard Test Method for Non-Destructive Detection of Leaks in Medical Packaging Which Incorporates Porous Barrier Material by CO₂ Tracer Gas Method
ASTM D1142-95(2000) Standard Test Method for Water Vapor Content of Gaseous Fuels by Measurement of Dew-Point Temperature
ASTM D1142-95(2021) Standard Test Method for Water Vapor Content of Gaseous Fuels by Measurement of Dew-Point Temperature
ASTM C173/C173M-10a Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
ASTM C173/C173M-10b Standard Test Method for Air Content of Freshly Mixed Concrete by the Volumetric Method
ASTM D5550-06 Standard Test Method for Specific Gravity of Soil Solids by Gas Pycnometer
ASTM D5550-23 Standard Test Method for Specific Gravity of Soil Solids by Gas Pycnometer
ASTM E741-00(2006)e1 Standard Test Method for Determining Air Change in a Single Zone by Means of a Tracer Gas Dilution

European Committee for Standardization (CEN), Detection method of gas pH

EN 50194:2000 Electrical Apparatus for the Detection of Gases in Domestic Premises - Test Methods and Performance Requirements
EN 50054:1998 Electrical Apparatus for the Detection and Measurement of Combustible Gases - General Requirements and Test Methods
EN 50054:1991 Electrical apparatus for the detection and measurement of combustible gases; general requirements and test methods
prEN 50104-1992 Electrical apparatus for the detection and measurement of oxygen; performance requirements and test methods

Professional Standard - Agriculture, Detection method of gas pH

308药典四部-2020 4000 Testing methods for pharmaceutical packaging materials 4007 Determination of gas transmission rate
水产品质量安全检验手册 2.20.0.0-2005 Chapter 2 Basic Analysis Methods for Physical and Chemical Testing of Aquatic Products 20 Determination of pH Value in Aquatic Products Acidity Meter Method (GBT 5009.45-2003)

HU-MSZT, Detection method of gas pH

International Organization for Standardization (ISO), Detection method of gas pH

ISO 6143:2001 Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures
ISO 17479:2013 Motorcycles - Measurement methods for gaseous exhaust emissions during inspection or maintenance
ISO 6190:1988 Acoustics; measurement of sound pressure levels of gas turbine installations for evaluating environmental noise; survey method
ISO 19449:2015 Mopeds — Measurement methods for gaseous exhaust emissions during inspection or maintenance
ISO/DIS 20782 Petroleum products and other liquids — Ethanol — Test method for pH determination of ethanol fuel
ISO/CD 6143 Gas analysis — Comparison methods for determining and checking the composition of calibration gas mixtures
ISO/DIS 6143:2023 Gas analysis — Comparison methods for determining and checking the composition of calibration gas mixtures
ISO 787-9:1981 General methods of test for pigments and extenders; Part 9 : Determination of pH value of an aqueous suspension
ISO 17479:2013/Amd 1:2020 Motorcycles — Measurement methods for gaseous exhaust emissions during inspection or maintenance — Amendment 1
ISO 6143:1981 Gas analysis; Determination of composition of calibration gas mixtures; Comparison methods
ISO 6326-2:1981 Gas analysis; Determination of sulphur compounds in natural gas; Part 2 : Gas chromatographic method using an electrochemical detector for the determination of odoriferous sulphur compounds

RU-GOST R, Detection method of gas pH

GOST 13005-1967 Interferometers for determination of liqnid and gas concentration. Methods and means for verification
GOST IEC 61779-1-2006 Electrical apparatus for the detection and measurement of flammable gases. Part 1. General requirements and test methods
GOST R 52136-2003 Electrical apparatus for the detection and measurement of flammable gases. Part 1. General requirements and test methods
GOST ISO 16000-29-2017 Indoor air. Part 29. Test methods for VOC detectors
GOST 10062-1975 Natural combustible gases. Method for determination of specific heat of combustion
GOST 11382-1976 Refinery gases. Method of test for sulphurated hydragen content
GOST 21107.4-1975 Gas discharge devices. Ignitrons. Methods for measurement of parameters
GOST 34131-2017 Meat and meat products. Method of detection of irradiated foods by gas chromatography
GOST 21107.1-1975 Gas discharge devices. Methods of measurement of electrical parameters of stabilizing tube
GOST 10679-1976 Liquefied hydrocarbon gases. Method for determination of the hydrocarbon compound
GOST 13003-1988 Insulating oils. Method of gas stability determination in electric field
GOST 10679-2019 Liquefied hydrocarbon gases. Method for determination of the hydrocarbon compound
GOST 8.269-1977 State system for ensuring the uniformity of measurements. Measuring glass burettes for chemical non-automatic gas analyzers. Methods and means of verification
GOST R 54857-2011 Buildings and structures. Determination of air change of rooms method of indicator gas
GOST R EN 50194-1-2012 Alarm-only apparatus for the detection of combustible gases in domestic premises. Part 1. Test methods and performance requirements
GOST 21107.0-1975 Gas discharge devices. Methods of measurement of electrical parameters. General principles
GOST R ISO 15860-2011 Space system. Gas contamination. Measurements methods for field tests

Instrument Society of America (ISA), Detection method of gas pH

ISA TR92.00.03-2014 Guide for Toxic Gas Detection as a Method of Personnel Protection

Professional Standard - Electricity, Detection method of gas pH

DL/T 1985-2019 Detection method of mixing ratio of sulfur hexafluoride mixed insulating gas
DL/T 2406-2021 Gas Chromatography Method for Detection of Dissolved Sulfur Hexafluoride Gas Content in Insulating Oil
DL/T 1823-2018 On-site detection method of mineral oil, hydrolyzable fluoride and acidity in sulfur hexafluoride gas

SE-SIS, Detection method of gas pH

SIS SS-EN 50 054-1992 Electrical apparatus for the detection and measurement of combustible gases — General requirements and test methods

British Standards Institution (BSI), Detection method of gas pH

BS ISO 17690:2015 Water quality. Determination of available free cyanide (pH 6) using flow injection analysis (FIA), gas-diffusion and amperometric detection
BS ISO 17479:2013 Motorcycles. Measurement methods for gaseous exhaust emissions during inspection or maintenance
BS EN 50054:1991 Electrical apparatus for the detection and measurement of combustible gases. General requirements and test methods
BS EN 50054:1999 Electrical apparatus for the detection and measurement of combustible gases. General requirements and test methods
BS EN 61779-1:2000 Electrical apparatus for the detection and measurement of flammable gases - General requirements and test methods
BS EN 50194:2000 Electrical apparatus for the detection of combustible gases in domestic premises. Test methods and performance requirements
BS EN 50267-2-3:1999 Common test methods for cables under fire conditions - Tests on gases evolved during combustion of materials from cables - Procedures - Determination of degree of acidity of gases for cables by determination of the weighted average of pH and conductivity
BS 6020-1:1981 Instruments for the detection of combustible gases - Specification for general requirements and test methods
BS ISO 12828-1:2011 Validation method for fire gas analysis. Limits of detection and quantification
BS EN 50676:2019 Electrical equipment used for detection and concentration measurement of refrigerant gases. Performance requirements and test methods
BS EN 50194-1:2009 Electrical apparatus for the detection of combustible gases in domestic premises. Test methods and performance requirements
BS EN 50194-2:2006+A1:2016 Electrical apparatus for the detection of combustible gases in domestic premises. Test methods and performance requirements
BS EN 50267-2-2:1999 Common test methods for cables under fire conditions - Tests on gases evolved during combustion of materials from cables - Procedures - Determination of degree of acidity of gases for materials by measuring pH and conductivity - Determination of degree of
BS EN 60749-3:2017 Semiconductor devices. Mechanical and climatic test methods - External visual examination
21/30325716 DC BS ISO 20782. Petroleum products and other liquids. Ethanol. Test method for pH determination of ethanol fuel
BS EN 50724:2023 Fixed Ultrasonic Gas Leak Detectors (UGLD). General requirements and test methods
19/30392191 DC BS EN 50676. Electrical equipment used for detection and concentration measurement of refrigerant gases or SF6 Performance requirements and test methods.
18/30356945 DC BS EN 50676. Electrical equipment used for detection and concentration measurement of refrigerant gases or SF6. Performance requirements and test methods
BS EN 50241-1:1999 Specification for open path apparatus for the detection of combustible or toxic gases and vapours - General requirements and test methods
BS EN 50104:2019+A1:2023 Electrical equipment for the detection and measurement of oxygen. Performance requirements and test methods
BS EN 50104:1999 Electrical apparatus for the detection and measurement of oxygen. Performance requirements and test methods
BS EN 50104:2019 Electrical equipment for the detection and measurement of oxygen. Performance requirements and test methods
BS EN 50104:2010 Electrical apparatus for the detection and measurement of oxygen. Performance requirements and test methods
BS EN 50104:2002 Electrical apparatus for the detection and measurement of oxygen - Performance requirements and test methods
20/30411148 DC BS EN IEC 62990-3. Workplace atmospheres. Part 3. Gas detectors. Electrical apparatus for the detection and measurement of oxygen. Performance requirements and test methods
19/30383611 DC BS EN IEC 62990-3. Workplace atmospheres. Part 3. Gas detectors. Electrical apparatus for the detection and measurement of oxygen. Performance requirements and test methods
19/30396990 DC BS EN IEC 62990-3. Workplace atmospheres. Part 3. Gas detectors. Electrical apparatus for the detection and measurement of oxygen. Performance requirements and test methods
BS EN 45544-1:2000 Workplace atmospheres - Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours - General requirements and test methods
BS EN 50267-2-1:1999 Common test methods for cables under fire conditions - Tests on gases evolved during combustion of materials from cables - Procedures - Determination of the amount of halogen acid gas - Determination of the amount of halogen acid gas
BS 3156-11.2.3:1986 Analysis of fuel gases. Methods for non-manufactured gases. Determination of potential hydrocarbon liquid content. Volumetric method
BS EN 45544-1:2015 Tracked Changes. Workplace atmospheres. Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours. General requirements and test methods
22/30447524 DC BS EN 50724. Fixed Ultrasonic Gas Leak Detectors (UGLD). General requirements and test methods
BS ISO 10705-3:2003 Water quality. Detection and enumeration of bacteriophages. Validation of methods for concentration of bacteriophages from water
BS 6068-4.13:2000 Water quality. Microbiological methods. Detection and enumeration of bacteriophages. Enumeration of somatic coliphages
BS ISO 19449:2015 Mopeds. Measurement methods for gaseous exhaust emissions during inspection or maintenance
22/30449510 DC BS EN 50104 AMD1. Electrical equipment for the detection and measurement of oxygen. Performance requirements and test methods
BS EN ISO 11665-11:2019 Measurement of radioactivity in the environment. Air: radon-222. Test method for soil gas with sampling at depth
BS EN 50267-1:1999 Common test methods for cables under fire conditions - Tests on gases evolved during combustion of materials from cables - Apparatus
BS EN 2591-102:1996 Elements of electrical and optical connection - Test methods - Examination of dimensions and mass
BS ISO 11843-7:2012 Capability of detection. Methodology based on stochastic properties of instrumental noise

International Electrotechnical Commission (IEC), Detection method of gas pH

IEC 60754-2:2011 Test on gases evolved during combustion of materials from cables - Part 2: Determination of acidity (by pH measurement) and conductibity
IEC 61779-1:1998 Electrical apparatus for the detection and measurement of flammable gases - Part 1: General requirements and test methods
IEC 60749-35:2006 Semiconductor devices - Mechanical and climatic test methods - Part 35: Acoustic microscopy for plastic encapsulated electronic components
IEC 60749-3:2017 Semiconductor devices - Mechanical and climatic test methods - Part 3: External visual examination

TN-INNORPI, Detection method of gas pH

NT AB 019-1970 Algemene beproevings-en verificatiemethoden

BE-NBN, Detection method of gas pH

NBN-EN 50054-1993 Electrical apparatus for the detection and measurement of combustible gases. General requirements and test methods

Danish Standards Foundation, Detection method of gas pH

DS/ISO 6190:1990 Acoustics. Measurement of sound pressure levels of gas turbine installations for evaluating environmental noise. Survey method
DS/EN ISO 6143:2006 Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures
DS/EN 50291-1:2021 Gas detectors – Electrical apparatus for the detection of carbon monoxide in domestic premises – Part 1: Test methods and performance requirements
DS/EN 50267-2-2:1999 Common test methods for cables under fire conditions - Tests on gases evolved during combustion of material from cables - Part 2-2: Procedures - Determination of degree of acidity of gases for materials by measuring pH and conductivity
DS/EN 14291:2004 Foam producing solutions for leak detection on gas installations
DS/EN 50194-1:2009 Electrical apparatus for the detection of combustible gases in domestic premises - Part 1: Test methods and performance requirements
DS/EN 50267-2-3:1999 Common test methods for cables under fire conditions - Tests on gases evolved during combustion of material from cables - Part 2: Procedures - Section 3: Determination of degree of acidity of gases for cables by determination of the weighted average of pH
DS/EN 45544-1:2000 Workplace atmospheres - Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours - Part 1: General requirements and test methods

American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE), Detection method of gas pH

ASHRAE 41.7-1984 Method of Test for Measurement of Flow of Gas
ASHRAE 41.7-2015 Standard Methods for Gas Flow Measurement
ASHRAE 41.7-2021 Standard Methods for Gas Flow Measurement

Japanese Industrial Standards Committee (JISC), Detection method of gas pH

JIS K 0090:1983 Method for determination of phosgene in exhaust gas
JIS Z 2333:1993 Test method for leaks using ammonia gas
JIS K 0315:2022 Method for measuring reducing trace gases by semiconductor-type trace gas measuring equipment
JIS K 0092:1983 Methods for determination of mercaptan in exhaust gas
JIS Z 3060:2015 Method for ultrasonic testing for welds of ferritic steel
JIS Z 2354:2012 Method for measurement of ultrasonic attenuation coefficient of solids
JIS K 0226:1983 Analytical method for trace water in diluent gas and zero gas
JIS K 0227:1984 Analytical method for trace nitrogen oxides in diluent gas and zero gas
JIS K 0088:1997 Methods for determination of benzene in flue gas
JIS K 0222:1997 Methods for determination of mercury in stack gas
JIS K 0085:1998 Methods for determination of bromine in flue gas
JIS K 0301:1998 Methods for determination of oxygen in flue gas
JIS K 0099:2004 Methods for determination of ammonia in flue gas
JIS K 0301:2016 Methods for determination of oxygen in flue gas
JIS B 9914:1981 Method of measuring performance for gas treatment equipment
JIS K 0225:1990 Testing methods for determination of trace components in diluent gas and zero gas
JIS K 0228:1986 Analytical method for trace sulfur dioxide in dilvent gas and zero gas
JIS K 0225:2002 Testing methods for determination of trace components in diluent gas and zero gas
JIS K 0091:1983 Methods for determination of carbon disulfide in exhaust gas
JIS K 0083:1997 Method for determination of metals in flue gas
JIS K 0086:1998 Methods for determination of phenols in flue gas
JIS K 0087:1998 Methods for determination of pyridine in flue gas
JIS K 0092:1998 Methods for determination of mercaptan in flue gas
JIS K 0303:2004 Methods for determination of formaldehyde in flue gas
JIS K 0083:2006 Methods for determination of metals in flue gas
JIS Z 3952:2005 Methods of measurement for gas concentration in welding environment
JIS K 0303:2012 Methods for determination of formaldehyde in flue gas
JIS K 0083:2017 Methods for determination of metals in flue gas
JIS K 0108:1983 Analytical methods for determination of hydrogen sulfide in exhaust gas
JIS K 0089:1998 Methods for determination of acrolein in flue gas
JIS K 0090:1998 Method for determination of phosgene in flue gas
JIS K 0105:1998 Methods for determination of fluorine compounds in flue gas
JIS K 0109:1998 Methods for determination of hydrogen cyanide in flue gas
JIS K 0105:2012 Methods for determination of fluorine compounds in flue gas
JIS K 0109:2014 Methods for determination of hydrogen cyanide in flue gas
JIS K 0091:1998 Methods for determination of carbon disulfide in flue gas
JIS K 0098:1998 Methods for determination of carbon monoxide in flue gas
JIS K 0098:2016 Methods for determination of carbon monoxide in flue gas
JIS C 3666-2:2002 Test on gases evolved during combustion of electric cables -- Part 2: Determination of degree of acidity of gases evolved during the combustion of materials taken from electric cables by measuring pH and conductivity
JIS K 0306:2004 Measuring method for volatile organic compounds in airborne by gas detector tube

European Committee for Electrotechnical Standardization（CENELEC）, Detection method of gas pH

HD 602 S1-1992 Test on Gases Evolved During Combustion of Materials from Cables Determination of Degree of Acidity (Corrosivity) of Gases by Measuring pH and Conductivity
EN 50676:2019 Electrical equipment used for detection and concentration measurement of refrigerant gases - Performance requirements and test methods
EN 50724:2023 Fixed Ultrasonic Gas Leak Detectors (UGLD) - General requirements and test methods
EN 50104:2010 Electrical apparatus for the detection and measurement of oxygen - Performance requirements and test methods
EN 50267-2-2:1998 Common Test Methods for Cables under Fire Conditions - Tests on Gases Evolved During Combustion of Materials from Cables - Part 2-2: Procedures - Determination of Degree of Acidity of Gases for Materials by Materials by Measuring pH and Conductivity
EN 60749-35:2006 Semiconductor devices Mechanical and climatic test methods Part 35: Acoustic microscopy for plastic encapsulated electronic components
EN 50194-1:2023 Electrical apparatus for the detection of flammable gases in household premises - Part 1: Test methods and performance requirements
EN 50267-2-3:1998 Common Test Methods for Cables under Fire Conditions - Tests on Gases Evolved During Combustion of Materials from Cables - Part 2-3: Procedures - Determination of Degree of Acidity of Gases for Cables by Determination of the Weighted Average of pH and Con

ES-UNE, Detection method of gas pH

UNE-EN 50676:2019 Electrical equipment used for detection and concentration measurement of refrigerant gases - Performance requirements and test methods (Endorsed by Asociación Española de Normalización in February of 2020.)
UNE-EN 50291-1:2018 Gas detectors - Electrical apparatus for the detection of carbon monoxide in domestic premises - Part 1: Test methods and performance requirements (Endorsed by Asociación Española de Normalización in June of 2018.)
UNE-EN 50291-1:2018/AC:2021-01 Gas detectors - Electrical apparatus for the detection of carbon monoxide in domestic premises - Part 1: Test methods and performance requirements (Endorsed by Asociación Española de Normalización in February of 2021.)
UNE-EN 45544-1:2015 Workplace atmospheres - Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours - Part 1: General requirements and test methods (Endorsed by AENOR in March of 2015.)
UNE-EN 60749-3:2017 Semiconductor devices - Mechanical and climatic test methods - Part 3: External visual examination (Endorsed by Asociación Española de Normalización in July of 2017.)

国家文物局, Detection method of gas pH

WW/T 0047-2012 Gas Diffusion Sampling and Determination Method for Environmental Detection of Cultural Relics Preservation in Collections Determination of Ammonia
WW/T 0046-2012 Gas diffusion sampling and determination method for environmental testing of cultural relics in collections. Determination of formic acid and acetic acid.

Lithuanian Standards Office , Detection method of gas pH

LST EN 50291-1/AC-2021 Gas detectors - Electrical apparatus for the detection of carbon monoxide in domestic premises - Part 1: Test methods and performance requirements
LST EN 50267-2-2-2000 Common test methods for cables under fire conditions. Tests on gases evolved combustion of materials from cables. Part 2-2: Procedures. Determination of degree of acidity of gases for materials by measuring pH and conductivity
LST EN 14291-2005 Foam producing solutions for leak detection on gas installations
LST EN ISO 6143:2007 Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures (ISO 6143:2001)
LST EN 50267-2-3-2000 Common test methods for cables under fire conditions - Tests on gases evolved combustion of materials from cables - Part 2-3: Procedures - Determination of degree of acidity of gases for cables by determination of the weighted average of pH and conductivi
LST EN 50194-1-2009 Electrical apparatus for the detection of combustible gases in domestic premises - Part 1: Test methods and performance requirements
LST EN 45544-1-2001 Workplace atmospheres - Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours - Part 1: General requirements and test methods

Standard Association of Australia （SAA）, Detection method of gas pH

AS/NZS 4641(Int):2005 Electrical apparatus for detection of oxygen and other gases and vapours at toxic levels--General requirements and test methods
AS/NZS 4641:2018 Electrical equipment for detection of oxygen and other gases and vapours at toxic levels — General requirements and test methods
AS/NZS 61779.1:2000 Electrical apparatus for the detection and measurement of flammable gases Part 1: General requirements and test methods
AS/NZS 3580.2.2:2016 Methods for sampling and analysis of ambient air, Method 2.2: Preparation of reference test atmospheres — Compressed gas method
AS/NZS 1660.3:1998 Test methods for electric cables, cords and conductors - Electrical tests
AS 3580.3.1:1990 Methods for sampling and analysis of ambient air - Determination of acid gases - Titrimetric method
AS/NZS 61779.1/AMD 1:2005 Amendment No.1 to AS/NZS 61779.1:2000 Electrical apparatus for the detection and measurement of flammable gases Part 1: General requirements and test methods
AS 4215.0:1995 Methods of test for determining fire extinguishing and inerting concentrations for flammable liquids and gases - General introduction and list of methods
AS/NZS 3580.1.1:2007 Methods for sampling and analysis of ambient air - Guide to siting air monitoring equipment

NZ-SNZ, Detection method of gas pH

AS/NZS 1660.5.4:1998 Test Methods for Electric Cables, Cords and Conductors Method 5.4: Fire Tests - Determination of Degree of Acidity of Gases Evolved During the Combustion of Materials Taken from Electric Cables by Measuring pH and Conductivity
AS/NZS 4641:2007 Electrical apparatus for detection of oxygen and other gases and vapours at toxic levels-General requirements and test methods (Incorporating Amendment 1: June 2008)

CZ-CSN, Detection method of gas pH

CSN 35 8781-1983 Mixing and detection semiconductor UHF diodes Electric parameter Measurement methods
CSN 35 8767-1982 Semiconductor diodes Methods of electrical parameters measurement
CSN 35 8571-1982 Television picture tubes. Methodes of determination of gas eontent ooeffieient

未注明发布机构, Detection method of gas pH

BS EN 61779-1:2000(2004) Electrical apparatus for the detection and measurement of flammable gases — Part 1 : General requirements and test methods
BS EN ISO 6143:2006(2007) Gas analysis — Comparison methods for determining and checking the composition of calibration gas mixtures
BS EN 50241-1:1999(2004) Specification for open path apparatus for the detection of combustible or toxic gases and vapours — Part 1 : General requirements and test methods
BS EN 50291-1:2018(2021) Gas detectors - Electrical apparatus for the detection of carbon monoxide in domestic premises Part 1 : Test methods and performance requirements

Military Standard of the People's Republic of China-General Armament Department, Detection method of gas pH

GJB 533.7-1988 Detection method for 45 components of submarine cabin air. Determination of chlorine content. Calibration tube method
GJB 533.10-1988 Detection method for 45 components of submarine cabin air. Determination of ammonia content. Calibration tube method
GJB 533.11-1988 Detection method for 45 components of submarine cabin air - Determination of ethanolamine vapor content Calibration tube method
GJB 533.15-1988 Detection method for 45 components of submarine cabin air - Determination of mercury vapor content Ring furnace method
GJB 533.3-1988 Detection method for 45 components of submarine cabin air - Determination of hydrogen sulfide content Calibration tube method
GJB 533.8-1988 Detection method for 45 components of submarine cabin air - Determination of arsine content Calibration tube method
GJB 533.9-1988 Detection method for 45 components of submarine cabin air - Determination of hydrogen antimonide content Calibration tube method
GJB 533.4-1988 Detection method for 45 components of submarine cabin air. Determination of sulfur dioxide content. Calibration tube method
GJB 533.2-1988 Detection method for 45 components of submarine cabin air - Determination of carbon monoxide content Calibration tube method
GJB 533.6-1988 Detection method for 45 components of submarine cabin air. Calibration tube method for determination of carbon dioxide content.
GJB 533.5-1988 Detection method for 45 components of submarine cabin air. Determination of nitrogen oxide content. Calibration tube method
GJB 533.23-1988 Detection method for 45 components of submarine cabin air. Determination of total hydrocarbon content by gas chromatography.
GJB 533.27-1988 Methods for detection of 45 components of submarine cabin air. Determination of acetone and butanone content by gas chromatography.
GJB 533.24-1988 Detection method for 45 components of submarine cabin air. Determination of Freon-12 content by gas chromatography.
GJB 533.22-1988 Detection method for 45 components of submarine cabin air. Determination of hydrogen, oxygen, nitrogen and methane content by gas chromatography.
GJB 533.30-1988 Detection method for 45 components of submarine cabin air. Measurement of indole and skatole content by gas chromatography

American National Standards Institute （ANSI), Detection method of gas pH

ANSI/ASHRAE 41.7-2015 Standard Methods for Gas Flow Measurement
ANSI/ASTM D4494:1995 Test Method for Detecting Residual Odor of Drycleaning Grade Perchloroethylene
ANSI/ASTM D4526:1996 Practice for Determination of Volatiles in Polymers by Headspace Gas Chromatography

KR-KS, Detection method of gas pH

KS C 6598-2007(2023) Electrical apparatus for the detection of combustible gases in domestic premises－Test methods and performance requirements
KS C IEC 61779-1-2003(2023)
KS M ISO 13757-2003(2023)
KS B 0816-2021(英文版) Method for liquid penetrant testing and classification of the penetrant indication
KS M ISO 2812-4-2018 Paints and varnishes — Determination of resistance to liquids — Part 4: Spotting methods
KS P ISO 16256-2017 Clinical laboratory testing and in vitro diagnostic test systems ─ Reference method for testing the in vitro activity of antimicrobial agents against yeast fungi involved in infectious diseases
KS C IEC 60749-3-2019 Semiconductor devices — Mechanical and climatic test methods — Part 3: External visual examination
KS I ISO 6326-2-2006 Gas analysis－Determination of sulfur compounds in natural gas－Part 2：Gas chromatographic method using an electrochemical detector for the determination of odoriferous sulfur compounds

Hubei Provincial Standard of the People's Republic of China, Detection method of gas pH

DB42/T 275-2003 The method for determination of microcystins in water body

Professional Standard - Non-ferrous Metal, Detection method of gas pH

YS/T 63.6-2006 Carbonaceous materials used in the production of aluminium-Part 6:Determination of open porosity using a hydrostatic method

国家能源局, Detection method of gas pH

SY/T 6714-2020 Risk-based inspection methods for oil and gas pipelines

Association of German Mechanical Engineers, Detection method of gas pH

VDI 3490 Blatt 2-1980 Measurement of gases; calibration gas mixtures; preparation methods; general
VDI 2466 Blatt 2-2008 Gaseous emission measurement - Measurement of methane - Automatic method - Flame ionisation detector (FID)
VDI 3862 Blatt 8-2015 Measurement of gaseous emissions - Measurement of formaldehyde in the exhaust gas of combustion engines - FTIR method
VDI 3491 Blatt 2-2017 Measurement of particles - Methods for generating test aerosols - Dispersing liquids

TH-TISI, Detection method of gas pH

TIS 1780.9-2000 General methods of test for pigments and extenders.part 9: determination of pH value of an aqueous suspension

PL-PKN, Detection method of gas pH

PN-EN 50291-1-2018-06/AC-2021-03 E Gas detectors -- Electrical apparatus for the detection of carbon monoxide in domestic premises -- Part 1: Test methods and performance requirements

Shandong Provincial Standard of the People's Republic of China, Detection method of gas pH

DB37/T 2641-2015 Technical requirements and detection methods of portable multi-gas measurement system by ultraviolet absorption method

Professional Standard - Light Industry, Detection method of gas pH

QB 798-1981 Determination of Refractive Index by Unified Test Method for Fragrances by Aroma Test

AENOR, Detection method of gas pH

UNE-EN 14291:2005 Foam producing solutions for leak detection on gas installations
UNE-EN ISO 6143:2007 Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures (ISO 6143:2001)
UNE-EN 50194-1:2011 Electrical apparatus for the detection of combustible gases in domestic premises -- Part 1: Test methods and performance requirements
UNE-EN 60749-3:2003 Semiconductor devices - Mechanical and climatic test methods -- Part 3: External visual examination.
UNE-EN 60749-16:2003 Semiconductor devices. Mechanical and climatic test methods. Part 16: Particle impact noise detection (PIND)

CENELEC - European Committee for Electrotechnical Standardization, Detection method of gas pH

PREN 50676-2019 Electrical equipment used for detection and concentration measurement of refrigerant gases or SF6 Performance requirements and test methods
PREN 50676-2018 Electrical equipment used for detection and concentration measurement of refrigerant gases or SF6 Performance requirements and test methods
EN 61779-1:2000 Electrical Apparatus for the Detection and Measurement of Flammable Gasesm Part 1: General Requirements and Test Methods
EN 50104:1995 Electrical Apparatus for the Detection and Measurement of Oxygen Performance Requirements and Test Methods
EN 50104:1998 Electrical Apparatus for the Detection and Measurement of Oxygen - Performance Requirements and Test Methods
EN 50104:2002 Electrical Apparatus for the Detection and Measurement of Oxygen - Performance Requirements and Test Methods
EN 50241-1:1999 Specification for Open Path Apparatus for the Detection of Combustible or Toxic Gases and Vapours@ Part 1: General Requirements and Test Methods
EN 50194-1:2009 Electrical apparatus for the detection of combustible gases in domestic premises - Part 1: Test methods and performance requirements

Compressed Gas Association (U.S.), Detection method of gas pH

CGA C-17-2014 Methods to avoid and detect internal gas cylinder corrosion
CGA C-17-2008 Methods to avoid and detect internal gas cylinder corrosion

Professional Standard - Environmental Protection, Detection method of gas pH

HJ 871-2017 Ambient air - Determination of chlorine and other hazardous air pollutants in emergency monitoring - Length detector tube method

YU-JUS, Detection method of gas pH

JUS H.F8.123-1986 Gases. Determination of oxygen contentingases and gas mfxture. Electrochemical method with solid electrolyte
JUS H.F8.124-1986 Gases. Determination ofoxygen content. Electrochemical method with liguid orgel electrolyte
JUS D.E8.002-1987 Method of testing door leaves under humitidy variations (successive uniform climates)

Professional Standard - Electron, Detection method of gas pH

SJ 1881-1981 Methods of measurement for polarization of gas laser devices
SJ 1874-1981 Methods of measurement for tube voltage drop of gas laser devices
SJ 1879-1981 Methods of measurement for angle of beam divergence of gas laser devices
SJ 2807-1987 Method for determination of trace Hydrogen in electronic grade gases--Gas-sensitization chromatographic method
SJ 1877-1981 Methods of measurement for excursion of beam direction of gas laser devices
SJ 1872-1981 Methods of measurement for firing voltage of gas laser devices
SJ 1875-1981 Methods of measurement for output power of gas laser devices
SJ 1880-1981 Methods of measurement for frequency drift of gas laser devices
SJ 2798-1987 Method for determination of particles in electronic grade gases--Light scattering method
SJ 1397-1978 Methods of measurement for decaying characteristic of gas discharge noise tubes
SJ 1873-1981 Methods of measurement for optimum working current of gas laser devices
SJ 1394-1978 Methods of measurement for firing voltage of gas discharge noise tubes
SJ 3236-1989 Method for determination of trace oxygen in electronic grade gases--Phosphor scintillating method
SJ 1876-1981 Methods of measurement for stability of output power for gas laser devices

Shanghai Provincial Standard of the People's Republic of China, Detection method of gas pH

DB31/ 8-2004 Sanitation requirements and testing methods for the environment, air, and surface of objects in nursery institutions

Professional Standard - Energy, Detection method of gas pH

DL/T 2407-2021 Field Detection Method of Gas Content in Transformer Oil
NB/SH/T 0919-2015 Standard test method for determination of sulfur compounds in gaseous fuels and natural gas by gas chromatography and chemiluminescence

National Metrological Verification Regulations of the People's Republic of China, Detection method of gas pH

JJG(核工) 17-1991 Test Method for Determination of Radioactive Gas Activity Using Inner Gas Proportional Counting Standard Device

Inner Mongolia Provincial Standard of the People's Republic of China, Detection method of gas pH

DB15/T 2149-2021 Gas Chromatography-Mass Spectrometry Detection Method of Quorum Sensing Signal Molecules in Gram-negative Bacteria

UNKNOWN, Detection method of gas pH

GB 20077663-T-604 Flame ionization detector test method for gas chromatography/supercritical fluid chromatography

Natural Gas Processor's Association (NGPA), Detection method of gas pH

GPA STD 2188-1989 Tentative Method for the Determination of Ethyl Mercaptan in Lp-Gas Using Length of Stain Tubes

RO-ASRO, Detection method of gas pH

SR 66-2001 Liquefied petroleum gases - Requirements and methods of test
STAS 12124/1-1982 Semiconductor devices BIPOLAR TRANZISTORS Methods for measuring electrical static parameters

VE-FONDONORMA, Detection method of gas pH

NORVEN 76-59-1966

AT-OVE/ON, Detection method of gas pH

OVE EN 50676-2021 Electrical equipment used for detection and concentration measurement of refrigerant gases - Performance requirements and test methods (german version)

工业和信息化部, Detection method of gas pH

JC/T 2398-2017 Method for testing the aging properties of composite oxide ceramic powder for motor vehicle exhaust gas purification
YS/T 63.6-2019 Testing methods for carbon materials for aluminum use Part 6: Determination of open porosity

NL-NEN, Detection method of gas pH

NEN 3235 10.1-1978 Test methods for waste water. Determination of gas production of sludg

VN-TCVN, Detection method of gas pH

TCVN 5754-1993 Work place air.Methods for determination of mass concentration of toxic gases and vapours.General sampling methods

Professional Standard - Nuclear Industry, Detection method of gas pH

EJ/T 1010-1996 Calibration of α and β radioactive aerosol monitors and testing methods for effectiveness of radon daughter compensation

Hebei Provincial Standard of the People's Republic of China, Detection method of gas pH

DB13/T 2768.1-2018 Graphene powder material test method part 1: Determination of ash content
DB13/T 2768.3-2018 Graphene powder material testing method Part 3: Determination of electrical conductivity

IN-BIS, Detection method of gas pH

SAE - SAE International, Detection method of gas pH

SAE AS6171/7-2016 Techniques for Suspect/Counterfeit EEE Parts Detection by Electrical Test Methods

Society of Automotive Engineers (SAE), Detection method of gas pH

SAE AS6171/7-2022 Techniques for Suspect/Counterfeit EEE Parts Detection by Electrical Test Methods

国家质量监督检验检疫总局, Detection method of gas pH

SN/T 4905.1-2017 Methods for detecting toxic gases in entry and exit containers Part 1: Benzene compounds
SN/T 4395-2015 Detection method for phosphine residues in exported foods Gas chromatography

TR-TSE, Detection method of gas pH

TS 3438-1980 GUIDE TO THE CHECKING OF SULPHUR HEXAFLUORIDE (SF6) TAKEN FROM ELECTRICAL EQUIPMENT

Guangxi Provincial Standard of the People's Republic of China, Detection method of gas pH

DB45/T 2138-2020 Real-time fluorescent RT-PCR method for nucleic acid detection of norovirus in water
DB45/T 1423-2016 Detection and characterization methods of graphene three-dimensional structure powder materials

Agricultural Standard of the People's Republic of China, Detection method of gas pH

农业部1063号公告-7-2008 Simultaneous determination of 8 kinds of β-adrenergic agonists in feedstuffs Gas chromatography-mass spectrometry

Professional Standard - Chemical Industry, Detection method of gas pH

HG/T 2686-1995 Determination of Trace Hydrogen, Oxygen, Methane, Carbon Monoxide in Inert Gases Gas Chromatography with Zirconia Detector