Self-contained open-circuit compressed air breathing apparatus for escape; Other breathing appliances and gas masks, excluding protective masks having neither mechanical parts nor replaceable filters (HS 9020); Respiratory protective devices (ICS 13.340.30)

National Standard of the P.R.C., Respiratory Protection - Self-contained Open-circuit Compressed Air Breathing Apparatus for Escape (18 page(s), in Chinese)

This standard specifies the classification, grade, identification, technical requirements, test methods, marking and packaging of self-contained open-circuit compressed air breathing apparatus. This standard is applicable to self-contained open-circuit compressed air breathing apparatus for escaping from accidents in work and public places. This standard is not applicable to oxygen respirators, diving respirators and self-contained open-circuit compressed air breathing apparatus for operation.