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Approved for Acid Gases & Organic Vapor. For use with item #'s 21144 and 21145, 6000 Series respirators.
NIOSH approved against certain organic vapors, acid gases, ammonia, methylamine or formaldehyde. Use with 3M™ Half and Full Facepieces 6000, 7000 and FF-400 Series with bayonet filter holders.