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)

Valence test method

Valence test method, Total:17 items.

The international standard classification for "Valence test method" includes: Hospital equipment , Optoelectronics. Laser equipment , Lifts. Escalators .

The Chinese standard classification for "Valence test method" includes: Medical sanitary products , Laser device , Elevator .


Group Standards of the People's Republic of China

Professional Standard - Medicine

  • YY/T 1497-2016 Evaluation test method for the viral filtration efficiency(VFE)of medical protective face mask materials―Test method using Phi-X174 bacteriophage

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

  • GB/T 32831-2016 Quality Evaluation and Testing Method of High Energy Laser Beam
  • GB/T 27666-2011 Evaluation and test method for beam quality of manufacturing laser system

Shanghai Provincial Standard of the People's Republic of China

  • DB31/T 543-2011 Evaluation and Testing Method of Energy Efficiency for Existing Lifts

Korean Agency for Technology and Standards (KATS)

American Society for Testing and Materials (ASTM)

American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE)