ONORM EN 401-1993
Respiratory protective devices for self-rescue - Self-contained closed-circuit breathing apparatus - Chemical oxygen (K02) escape apparatus - Requirements, testing, marking

Standard No.

ONORM EN 401-1993

Release Date

1993

Published By

AT-ON

Latest

ONORM EN 401-1993

ONORM EN 401-1993 history

• 1993 ONORM EN 401-1993 Respiratory protective devices for self-rescue - Self-contained closed-circuit breathing apparatus - Chemical oxygen (K02) escape apparatus - Requirements, testing, marking