3M Organic Vapor Cartridge 6001 Use in a variety of workplace applications, including petrochemical, chemical manufacturing, construction, transportation and electronics. 3M Cartridge 6001 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.3M Cartridge 6001 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).3M Organic Vapor Cartridge 6001 Length IS 21 INCH,Width 9.625 INCH