BS EN 404:1993
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Specification for respiratory protective devices for self-rescue: filter self-rescuer
Hardcopy , PDF
05-02-2005
English
10-15-1993
Provides performance and marking requirements for filtering devices intended for use against carbon monoxide arising from fire or explosion underground.
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