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)

Methanol gas detection alarm calibration

Methanol gas detection alarm calibration, Total:16 items.

The international standard classification for "Methanol gas detection alarm calibration" includes: Chemical laboratories. Laboratory equipment .

The Chinese standard classification for "Methanol gas detection alarm calibration" includes: Electrochemical, thermochemistry and optical profile type analyzer .


Group Standards of the People's Republic of China

National Metrological Technical Specifications of the People's Republic of China

  • JJF 2114-2024 Calibration specifications for carbon dioxide gas detection alarms for mining
  • JJF(石化)047-2021 Hydrogen fluoride gas detection alarm calibration specifications
  • JJF 1674-2017 Calibration Specification for Alarmer Detectors of Benzene
  • JJF 1433-2013 Calibration Specification for Chlorine Alarm Detectors
  • JJF 1888-2020 Calibration Specification for Hydrogen Chloride Gas Detectors and Alarms

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

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