Super Efficiency Filtration? The 60923 respirator cartridges are composed of activated carbon, which can effectively filter 99.97% of organic vapors, chlorine, sulfur dioxide, hydrogen sulfide, hydrogen fluoride, dust, acetone, methylamine, formaldehyde, and non-oil and oil particulates. ?? High Compatibility? Our particulate filter is suitable for a variety of half and full face respirator mask, compatible with 6000, 7000 and FF-400 series, such as 6200, 6800, 7502, FF402. Please confirm your face cover before purchasing. ?? Multi-Application Scenarios? The filter cartridge can be used to prevent airborne particles dust, which is suitable for a variety of working fields such as petrochemical, chemical manufacturing, construction, transportation, facility sanitation, general manufacturing, industrial maintenance and more. ?? Replacement Time? If you experience resistance to breathing, or smell harmful smells, it may indicate that the particulate filter has been saturated. Please leave the work area immediately and replace the filter cartridge. ?? Excellent Service? The activated carbon filter need to be used together with respirator mask. For workplace/occupational use only. Helps reduce exposure to certain organic vapors encountered during activities involving latex and oil-based painting, including paint spraying, varnishes, stains, sealants, solvents, certain solvent-based cleaners or pesticides. Also helps reduce exposure against certain acid gases such as heavy-duty cleaners/bleach, sealants and pool chemicals/treatments. Use this product in accordance with all applicable respiratory protection requirements including osha lead standard and us-epa guidelines for mold. Cartridge color: magenta and yellow. Approved for use with 3MT 6000, 6500 and 7500 facepieces. 1/2/5/10/20 Pack Respirator Filter. We are always here to help. And all messages will be replied within 24 hours except weekends or American holidays, in case of you re not happy with our products or service, please just contact with no any hesitete, and us side would do our best to service for you to satisfatory always.