
Respiratory Protective Devices; Gas Filters And Combined Filters; Requirements, Testing, Marking
出版:Swiss Standards

专家解读视频
Refers to the gas filters of the types A, B, E and K and the corresponding combined filters.
DIN EN 141 (2000-05) - Identical
NFS 76 021:1983 - Identical
DIN EN 141 : 2000 - Identical
NFS 76 021 : 1983 - Identical