CHN/1552
WTO/TBT
CN China
  • 13 - Environment and health protection, Safety
  • 90 - Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof
2021-04-10
2021-02-10

Non-powered air-purifying gas and vapor respirators; (HS: 9020); (ICS: 13.340.30)

National Standard of the P.R.C., Respiratory Protection-Non-Powered Air-Purifying Gas and Vapor Respirators (34 page(s), in Chinese)

This standard specifies the classification, marking, technical requirements, inspection rules and identification of non-powered air-purifying gas and vapor respirators. This standard applies to non-powered air-purifying gas and vapor respirators based on the principle of self-priming filtration. This standard does not apply to respiratory protective equipment used in an anoxic environment, underwater operation, escape and fire hot areas.