Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents, Positive-pressure compressed airline equipment. Specification— 18 стр.
Respiratory protective devices. Compressed air line breathing apparatus with demand valve. Apparatus with a full mask. Requirements, testing, marking— 38 стр.
Respiratory protective devices. Self-contained open-circuit compressed air breathing apparatus with full face mask. Requirements, testing, marking— 44 стр.