NIOSH approved against certain organic vapors. Use with 3M half and full face pieces 6000, 7000 and FF-400 series with bayonet filter holders
3M 70070316776 Organic Vapor Cartridge, Black, Connection: Bayonet, 4.2 Inch Length x 3.4 Inch Height, For Type/Brand/Model: 3M Reusable Respirators For Additional Product Information, click here