
RESPIRATORY PROTECTIVE DEVICES FOR USE AGAINST CHEMICAL, BIOLOGICAL, RADIOLOGICAL AND NUCLEAR (CBRN) AGENTS - PART 7: CLOSED-CIRCUIT BREATHING APPARATUS - SPECIFICATION
出版:British Standards Institution

专家解读视频
Defines requirements for closed-circuit breathing apparatus (CCBA) intended to be used during firefighting, rescue, evacuation, escape, hazard containment and decontamination, and similar activities by emergency first responders (e.g. fire, ambulance, police, and associated civilian agencies and workers) in areas containing and contaminated by chemical, biological, radiological and nuclear (CBRN) agents.