Sign In |Help & Support
ALL SECTORS
  • ALL SECTORS
  • GB(National Standard)
  • CB(Shipping)
  • CECS(Engineering Construction)
  • CJ(Urban Construction)
  • CY(News and Publication)
  • DB(Provincial Standard)
  • DL(Electricity & Power)
  • DZ(Geology & Mineralogy)
  • FZ(Spinning & Textile)
  • GA(Public Security)
  • HB(Aviation)
  • HG(Chemical Industry)
  • HJ(Environmental Protection)
  • JB(Machinery)
  • JC(Building Materials)
  • JG(Building & Construction)
  • JJ(Metering)
  • JT(Highway & Transportation)
  • LY(Forestry)
  • MT(Coal)
  • NB(Energy)
  • NY(Agriculture)
  • QB(Light Industry)
  • QC(Automobile & Vehicle)
  • QJ(Aerospace)
  • SH(Petrochemical)
  • SJ(Electronics)
  • SL(Water Resources)
  • SN(Commodity Inspection)
  • SY(Oil & Gas)
  • TB(Railway & Train)
  • YB(Ferrous Metallurgy)
  • YC(Tobacco)
  • YD(Telecommunication)
  • YY(Medical Device)
Database: 365,228(8 Aug 2026)

How to detect toxic and harmful gases

How to detect toxic and harmful gases, Total:153 items.

The international standard classification for "How to detect toxic and harmful gases" includes: Protective clothing , Chemical laboratories. Laboratory equipment , Head protective equipment , Product and company certification. Conformity assessment , Chemical analysis , Transport by water , Plant growing , Analytical chemistry , Electronic components in general , Measuring instruments , Occupational safety. Industrial hygiene , Workplace atmospheres .

The Chinese standard classification for "How to detect toxic and harmful gases" includes: Articles for labor protection , Electrochemical, thermochemistry and optical profile type analyzer , Standardization and Quality Management , Industrial gas and chemical gas , Basic standards and general methods , Plant quarantine, pest control , Electronic element in general , Environmental monitoring instrument and its complete equipment , Labor sanitation , Industrial dust and gas prevention technology , Petrochemical and chemical industry engineering .


Professional Standard - Environmental Protection

  • HJ 872-2017 Ambient air - Determination of chlorine and other hazardous air Pollutants in emergency monitoring - Electrochemical sensor method
  • HJ 871-2017 Ambient air - Determination of chlorine and other hazardous air pollutants in emergency monitoring - Length detector tube method

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

  • SN/T 4979-2017 Requirements of dectection and quarantine for poisoned and noxious weed seeds in agricultural products
  • GB/T 44611-2024 Code of practice for the detection of pests in the growing medium
  • GB/T 32209-2015 Polycomponent deleterious gas detection alarm
  • GB/T 27410-2010 Technical specification for laboratories of testing hazardous substances in consumer products
  • GB/T 26073-2010 Safety guideline for the evaluation of toxic and flammable gas detection systems
  • GB/T 31420-2015 Test methods for certain hazardous substances in flame-retardant protective clothing
  • GB/T 12301-1999 Detection methods for harmful gas evolved from non-dangerous cargo in holds
  • GB/T 31419-2015 Test methods for hazardous substances in fire escape mask

Group Standards of the People's Republic of China

  • T/NXJX 071-2024 Magnetic wireless combustible and toxic gas detection and alarm device
  • T/QGCML 3190-2024 Harmful gas intelligent detection system
  • T/QGCML 3342-2024 Intelligent detection system for harmful components in laboratory air
  • T/NDAS 49-2021 Technical specification for toxic and harmful gas risk early warning and monitoring system in Industrial Park
  • T/QGCML 3191-2024 Toxic and flammable gas detection system software

Professional Standard - Commodity Inspection

  • SN/T 2002-2013 Deternination of certain hazardous substances in electrical and electronic equipments-compliance assessment
  • SN/T 2000-2013 Determination of certain hazardous substances in electrical and electronic equipment-general guidelines
  • SN/T 3744-2013 Rules for inspection of poisonous gas residues in the imported and exported containers
  • SN/T 2000-2006 Determination of certain hazardous substances in electrical and electronic equipment-General guidelines
  • SN/T 2002-2006 Deternination of certain hazardous substances in electrical and electronic equipments-Compliance assessment
  • SN/T 2001.1-2006 Determination of certain hazardous substances in electrical and electronic equipment-Mechanical disjointment - Part 1: General requirements

Professional Standard - Chemical Industry

  • HG/T 2359-1992 Electrochemical harmful gas detection alarm instrument

Professional Standard - Machinery

  • JB/T 14292-2022 Agricultural pumps toxic and harmful substance limit and test method

Hebei Provincial Standard of the People's Republic of China

  • DB13/T 2518-2017 Specifications for inspection and testing of combustible gas and toxic gas detection and alarm systems in industrial enterprises

Henan Provincial Standard of the People's Republic of China

  • DB41/T 1522-2018 Technical specification for inspection and detection of flammable and toxic gas alarms

Professional Standard - Electron

  • SJ/T 11365-2006 Testing methods for hazardous substances in electronic information products

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

  • JJG(京) 45-2011 Remote Sensing Ignition Engine Vehicles Detector for Emit Harmful Gas
  • JJG(京)45-2011 Remote Sensing Ignition Engine Vehicles Detector for Emit Harmful Gas

Professional Standard - Coal

  • MT 277-1994 Harmful Gas Existing in Mine Air Detection Method of Hydrogen Sulfide(Detector Tube Method)
  • MT/T 279-1994 Method for determination of harmful gas nitrogen oxides in mine air (detection tube method)
  • MT/T 280-1994 Method for determination of harmful gas sulfur dioxide in mine air (detection tube method)
  • MT 280-1994 Harmful Gas Existing in Mine Air Detection Method of Sulfur Dioxide(Detector Tube Method)
  • MT 278-1994 Harmful Gas Existing in Mine Air Detection Method of Ammonia Gas(Detector Tube Method)
  • MT 279-1994 Harmful Gas Existing in Mine Air Detection Method of Nitrogen Oxide(Detector Tube Method)
  • MT/T 277-1994 Method for determination of harmful gas hydrogen sulfide in mine air (detection tube method)

Heilongjiang Provincial Standard of the People's Republic of China

  • DB23/T 1802-2016 Technical specification for detection of combustible gas and toxic gas alarm system

Ministry of Housing and Urban-Rural Development of the People's Replublic of China

  • GB/T 50493-2019 Standard for design of combustible gas and toxic gas detection and alarm for petrochemical industry
  • GB 50493-2009 Specification for Design of Combustible Gas and Toxic Gas Detection and Alarm for Petrochemical Industry

Occupational Health Standard of the People's Republic of China

  • GBZ/T 223-2009 Specification of setting monitoring and alarming devices for toxic gas in the workplace

Professional Standard - Labor and Labor Safety

  • LD 81-1995 Rules of inspect for classified standard of operation with exposure to toxic chemicals in the workplace

Professional Standard - Petrochemical Industry

  • SH 3063-1999 Specification for the design of combustble gas and toxic gas detection and alarm for petrochemical industry

Professional Standard - Petroleum

  • SY/T 6503-2022 Safety specification of combustible gas and toxic gas detection and alarm system for petroleum and natural gas engineering

Jiangxi Provincial Standard of the People's Republic of China

  • DB36/ 759-2013 Technical specifications for safety inspection of combustible gas and toxic gas alarm system in industrial enterprises
  • DB36/T 759-2019 Technical specifications for safety inspection of combustible gas and toxic gas alarm system in industrial enterprises

Taiwan Provincial Standard of the People's Republic of China

  • CNS 8738-1995 Method of test for Hazardous fumes of fire-retardant plywood

Guangdong Provincial Standard of the People's Republic of China

  • DB44/T 2611-2025 Technical standard for monitoring and risk classification management of toxic and hazardous gases in urban drainage networks

SCC

Magyar Szabványügyi Testület

German Institute for Standardization

  • DIN EN 50271:2019-03*VDE 0400-21:2019-03 Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • DIN EN IEC 62990-1/AA E:2022 Draft Document - Workplace Atmospheres - Part 1: Gas detectors - Performance requirements of detectors for toxic gases; German and English version prEN IEC 62990-1:2021/prAA:2022
  • DIN EN IEC 62990-1/AA:2022-12 Draft Document - Workplace Atmospheres - Part 1: Gas detectors - Performance requirements of detectors for toxic gases; German and English version prEN IEC 62990-1:2021/prAA:2022
  • DIN EN 50402:2018-01*VDE 0400-70:2018-01 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen
  • DIN EN 50270:2007 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen; German version EN 50270:2006
  • DIN EN 50402:2018 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of gas detection systems; German version EN 50402:2017
  • DIN EN 50241-2:2000 Specification for open path apparatus for the detection of combustible or toxic gases - Part 2: Performance requirements for apparatus for the detection of combustible gases; German version EN 50241-2:1999
  • DIN EN 50545-1:2017-01*VDE 0400-80:2017-01 Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels
  • DIN ISO/IEC 62990-1:2017-11 Draft Document - Workplace Atmospheres - Part 1: Gas detectors - Performance requirements of detectors for toxic gases (IEC 31/1322/CDV:2017)
  • DIN EN IEC 62990-1:2022-12 Draft Document - Workplace Atmospheres - Part 1: Gas detectors - Performance requirements of detectors for toxic gases (IEC 62990-1:2019 + COR1:2019); German version prEN IEC 62990-1:2021
  • DIN EN IEC 62990-1 E:2022 Draft Document - Workplace Atmospheres - Part 1: Gas detectors - Performance requirements of detectors for toxic gases (IEC 62990-1:2019 + COR1:2019); German version prEN IEC 62990-1:2021
  • DIN EN 50270 E:2020-11 Draft Document - Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen; German and English version prEN 50270:2019
  • DIN EN 50402 E:2015-12 Draft Document - Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems; German version prEN 50402:2015
  • DIN EN 13631-16:2004-11 Explosives for civil uses - High explosives - Part 16: Detection and measurement of toxic gases; German version EN 13631-16:2004
  • DIN EN 50402 E:2015 Draft Document - Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems; German version prEN 50402:2015

Korean Agency for Technology and Standards (KATS)

  • KS C 6592-2023 Performance requirements for toxic gas-Detection instruments: Hydrogen sulfide
  • KS C 6592-2007 Performance requirements for toxic gas-Detection instruments: Hydrogen sulfide
  • KS C 6592-2007(2023) Performance requirements for toxic gas-Detection instruments: Hydrogen sulfide
  • KS C 6592-2007(2018) Performance requirements for toxic gas-Detection instruments: Hydrogen sulfide
  • KS C 6593-2023 Installation, operation and maintenance of toxic gas-Detection instruments:Hydrogen sulfide
  • KS C 6593-2007(2018) Installation, operation and maintenance of toxic gas-Detection instruments: Hydrogen sulfide
  • KS C 6593-2007(2023) Installation, operation and maintenance of toxic gas-Detection instruments: Hydrogen sulfide

Comitato Elettrotecnico Italiano

  • CEI EN IEC 62990-1:2023 Workplace Atmospheres Part 1: Gas detectors - Performance requirements of detectors for toxic gases
  • CEI EN 50402/A1:2007 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems
  • CEI EN 50402:2017 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapors or of oxygen - Requirements on the functional safety of gas detection systems
  • CEI EN 50270:2015 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • CEI EN 50270/EC:2015 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • CEI EN IEC 62990-2:2022 Workplace atmospheres Part 2: Gas detectors - Selection, installation, use and maintenance of detectors for toxic gases and vapors

ISA - International Society of Automation

Instrument Society of America (ISA)

American National Standards Institute (ANSI)

Association Francaise de Normalisation

  • NF EN 50270:2015 Electromagnetic compatibility - Devices for detecting and measuring combustible gases, toxic gases and oxygen
  • NF C23-596*NF EN 50402:2017 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of gas detection systems
  • NF C23-570:2000 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen.
  • NF EN 50402:2017 Electrical equipment for the detection and measurement of combustible or toxic gases or vapors or oxygen - Requirements for the functional safety of gas detection systems
  • NF EN 13631-16:2005 Explosives for civil uses - Explosives - Part 16: Detection and measurement of toxic gases

American Society for Testing and Materials (ASTM)

  • ASTM D4490-96 Standard Practice for Measuring the Concentration of Toxic Gases or Vapors Using Detector Tubes
  • ASTM D4490-23 Standard Practice for the Use of Detector Tubes in the Measurement of Toxic Gases and Vapors
  • ASTM D4490-96(2001)e1 Standard Practice for Measuring the Concentration of Toxic Gases or Vapors Using Detector Tubes
  • ASTM D4490-96(2016) Standard Practice for Measuring the Concentration of Toxic Gases or Vapors Using Detector Tubes
  • ASTM D4490-96(2011) Standard Practice for Measuring the Concentration of Toxic Gases or Vapors Using Detector Tubes
  • ASTM D4490-23 Red Standard Practice for the Use of Detector Tubes in the Measurement of Toxic Gases and Vapors (Standard + Redline PDF Bundle)
  • ASTM D4490-96(2006)e1 Standard Practice for Measuring the Concentration of Toxic Gases or Vapors Using Detector Tubes

European Committee for Electrotechnical Standardization(CENELEC)

  • FprEN 50270:2021 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen

Spanish Association for Standardization (UNE)

  • UNE-EN 50270:2007 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • UNE-EN 50270:2000 ELECTROMAGNETIC COMPATIBILITY. ELECTRICAL APPARATUS FOR THE DETECTION AND MEASUREMENT OF COMBUSTIBLE GASES, TOXIC GASES OR OXYGEN.
  • AENOR UNE-EN 50270/AC-08:2016 Electromagnetic compatibility. Electrical devices for the detection and measurement of combustible gases, toxic gases or oxygen.
  • UNE-EN 50402:2017 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of gas detection systems (Endorsed by Asociación Española de Normalización in June of 2017.)
  • UNE-EN 50270:2016/AC:2016-08 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • AENOR UNE-EN 50270:2016 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • UNE-EN 50270:2016 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • UNE-EN 50402:2006 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems
  • UNE-EN 13631-16:2005 Explosives for civil uses - High explosives - Part 16: Detection and measurement of toxic gases
  • UNE-EN 50402:2006/A1:2008 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems
  • AENOR UNE-EN 50402/A1:2006 Electrical apparatus for the detection and measurement of fuel or toxic gases or vapors or of oxygen - Requirements on the functional safety of fixed gas detection systems
  • AENOR UNE-EN 50402:2006 Electrical apparatus for the detection and measurement of fuel or toxic gases or vapors or of oxygen - Requirements on the functional safety of fixed gas detection systems
  • UNE-EN 50241-2:1999 SPECIFICATION FOR OPEN PATH APPARATUS FOR THE DETECTION OF COMBUSTIBLEOR TOXIC GASES AND VAPOURS.PART 2: PERFORMANCE REQUIREMENTS FOR APPARATUS FOR THE DETECTION OF COMBUSTIBLE GASES.

British Standards Institution (BSI)

  • BS EN 50270:2007 Electromagnetic compatibility. Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • BS EN 50270:1999 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • BS EN 50402:2017 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen. Requirements on the functional safety of gas detection systems
  • BS EN 50270:2015(2016) Electromagnetic compatibility — Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • 25/30530934 DC BS EN 50270 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • BS EN 50241-2:1999 Specification for open path apparatus for the detection of combustible or toxic gases and vapours - Performance requirements for apparatus for the detection of combustible gases
  • 19/30398559 DC BS EN 50270. Electromagnetic compatibility. Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen

Lithuanian Standards Office

  • LST EN 50270-2007 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • LST EN 13631-16-2004 Explosives for civil uses - High explosives - Part 16: Detection and measurement of toxic gases
  • LST EN 50402-2005/A1-2008 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems
  • LST EN 50402-2005 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen. Requirements on the functional safety of fixed gas detection systems
  • LST EN 50402-2005/AC-2009 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen. Requirements on the functional safety of fixed gas detection systems

Danish Standards Foundation

  • DS/EN 50270:2007 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • DANSK DS/EN 50402:2017 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen – Requirements on the functional safety of gas detection systems
  • DANSK DS/EN 50270/AC:2015 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • DS/EN 13631-16:2004 Explosives for civil uses - High explosives - Part 16: Detection and measurement of toxic gases
  • DANSK DS/EN 50270:2007 Electromagnetic compatibility – Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • DS/EN 50402:2006 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems
  • DS/EN 50402/A1:2008 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems
  • DANSK DS/EN 13631-16:2004 Explosives for civil uses - High explosives - Part 16: Detection and measurement of toxic gases
  • DANSK DS/EN 50402/A1:2006 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen – Requirements on the functional safety of fixed gas detection systems

Association for Electrical, Electronic & Information Technologies (VDE)

  • VDE 0843-30 E*DIN EN 50270:2020-11 Electromagnetic Compatibility – Electrical Equipment for the Detection and Measurement of Combustible Gases, Toxic Gases, or Oxygen; German and English version prEN 50270:2019
  • VDE 0400-990-1-2017 Workplace Atmospheres - Part 1: Gas detectors - Performance requirements of detectors for toxic gases (IEC 31/1322/CDV:2017)
  • VDE 0400-70-2018 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of gas detection systems; German version EN 50402:2017
  • VDE 0843-30 BERICHTIGUNG 1-2016 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases@ toxic gases or oxygen; German version EN 50270:2015@ Corrigendum to DIN EN 50270 (VDE 0843-30):2015-10; German version EN 50270:2015/AC:2016
  • VDE 0400-990-1-2020*DIN IEC 62990-1:2020 Workplace atmospheres Part 1: Gas detectors - Operational requirements for toxic gas detection equipment (IEC 62990-1:2019 + COR1:2019)
  • VDE 0843-30-2015 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases@ toxic gases or oxygen; German version EN 50270:2015
  • VDE 0400-70-2009 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems; German version EN 50402:2005 + A1:2008
  • VDE 0400-70-2015 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems; German version prEN 50402:2015
  • VDE 0843-30-2000*DIN EN 50270:2000 Electromagnetic compatibility for electrical equipment used to detect and measure flammable, toxic gases or oxygen
  • VDE 0843-30 Ber 1-2000*DIN EN 50270 Berichtigung 1:2000 Electromagnetic compatibility can be used for electrical equipment for detecting and measuring flammable gases, toxic gases or oxygen

GCC Standardization Organization

  • BH GSO EN 50402:2024 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of gas detection systems
  • OS GSO EN 50402:2024 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of gas detection systems
  • GSO 2508:2016 Detection of toxic amines and methods of appreciation
  • GSO 1957:2009 Methods of testing harmful substances used in textile products
  • GSO EN 50402:2024 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of gas detection systems

Gosstandart of Russia

  • GOST EN 50270-2012 Electromagnetic compatibility. Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen

Swedish Institute for Standards

  • SS-EN 50270:2015 Electromagnetic compatibility - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen
  • SS-EN 50402:2018 Electrical apparatus for the detection and measurement of combustible or toxic gases or vapours or of oxygen - Requirements on the functional safety of fixed gas detection systems

The Directorate General of Specifications and Metrology (DGSM)

Canadian General Standards Board (CGSB)

Underwriters Laboratories (UL)

  • UL 920002-2021 UL Standard for Safety Installation Operation and Maintenance of Toxic Gas-Detection Instruments

Standards Norway

  • NS-EN 13631-16:2004 Explosives for civil uses — High explosives — Part 16: Detection and measurement of toxic gases

U.S. Military Regulations and Norms