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)

new cod tester

new cod tester, Total:8 items.

The international standard classification for "new cod tester" includes: Chemical laboratories. Laboratory equipment .

The Chinese standard classification for "new cod tester" includes: Electrochemical, thermochemistry and optical profile type analyzer , Chemical Measurement .


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

  • JJF 1643-2017 Program of Pattern Evaluation for Chemical Oxygen Demand(COD)Meters
  • JJF 1786-2019 Program of Pattern Evaluation of On-line Automatic Determinators for Chemical Oxygen Demand (COD)

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

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

  • JJG 975-2002 Verification Regulation of Chemical Oxygen Demand (COD) Meters
  • JJG 1012-2006 Verification Regulation of On-line Automatic Determination of Chemical Oxygen Demand (COD)
  • JJG 1012-2019 On-line Automatic Determinators of Chemical Oxygen Demand (COD)

Professional Standard - Environmental Protection

  • HJ 924-2017 Technical requirement and test procedures for rapid COD photometric analyzer

Japanese Industrial Standards Committee (JISC)