3Mª Low-Maintenance Organic Vapor Cartridge is compatible with 6000 and 7000 series air purifying respirator. It features accessories which are the major components that should be ordered with the initial product purchase which will assure continued operation for the first 30-60 days and replacement parts that wear out after normal use and can be replaced individually in quantity without repurchasing the entire system. It meets NIOSH 42 CFR part 84 standards and is used against certain organic vapors such as petrochemical, chemical manufacturing, construction, transportation and electronics. Gas proof goggles have to be worn with half Facepiece respirators when using against formaldehyde as per OSHA regulations.