3M 2297 P100 Respirator Filter with Nuisance OV Relief — Advanced Media, Easier-Breathing, Bayonet glowear What does the Moldex 7740

What does the Moldex 7740 protect against

You can verify any cartridge against the NIOSH Certified Equipment List

Permanent cord keeps both plugs together around the neck between tasks

or hydrogen fluoride is at or above the permissible exposure limit

3M 2297 P100 Respirator Filter with Nuisance OV Relief — Advanced Media, Easier-Breathing, Bayonet glowear What does the Moldex 7740The 3M 2297 P100 Respirator Filter is the advanced media version of 3M's bayonet P100 with nuisance organic vapour relief at least 99. 97% particulate, plus a carbon layer for odour, and 3M recommends it for ozone up to 10 the PEL. Its Advanced Electret Media breathes easier and lasts longer than the standard media 2097. Our 2097 vs 2297 guide compares them directly. Read the two comfort claims precisely: the OV relief is nuisance level, not rated,