Respiratory protective devices - Self-contained closed-circuit breathing apparatus - Part 4: Chemical oxygen (NaClO<(Index)3>) generating type for work and rescue; requirements, testing, marking
呼吸防护装置.自给式闭路呼吸器.第4部分:工作和救援用化学氧（NaClO<（索引）3>）产生型；要求、测试、标记
1997-10-01
DIN 58652-2
Respiratory protective devices - Self-contained closed-circuit breathing apparatus - Part 2: Chemical oxygen (KO<(Index)2>) generating type for work and rescue; requirements, testing, marking
呼吸防护装置.自给式闭路呼吸器.第2部分:工作和救援用化学氧（KO<（索引）2>）产生型；要求、测试、标记