3M Organic Vapor Cartridge 6001 NIOSH approved against certain organic vapors. Use with 3MT Half and Full Facepieces 6000 Series and 3MT Half and Full Facepieces 7000 Series with bayonet style cartridge holders. Use in a variety of workplace applications, including petrochemical, chemical manufacturing, construction, transportation and electronics. When properly fitted, helps provide respiratory protection from certain organic vapors at concentrations up to 10 times the Permissible Exposure Limit (PEL) with half facepieces or 50 times PEL with full facepieces. Full facepieces must be quantitatively fit tested to claim assigned protection factor above 10 in negative pressure mode. Not for use in environments that are immediately dangerous to life or health (IDLH).