CN China
  • 13 - Umwelt, Gesundheitsschutz, Sicherheit
  • 90 - Optische, fotografische oder kinematografische Instrumente, Apparate und Geräte; Mess-, Prüf- oder Präzisionsinstrumente, -apparate und -geräte; medizinische und chirurgische Instrumente, Apparate und Geräte; Teile und Zubehör für diese

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.