3M Cartridge 6005 Formaldehyde/ Organic Vapor NIOSH approved against formaldehyde and certain organic vapors. Use with 3Mâ„¢ Half and Full Facepieces 6000, 7000 and FF-400 Series with bayonet filter holders. - Formaldehyde and organic vapor cartridge - Swept-back design for enhanced field of view and balance - Use with 3Mâ„¢ Reusable Respirators