3M brand 6942+ gas half mask description:
The 3Mâ„¢ gas half mask 06942 belongs to the A2P3 protection category.
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Its limit of use against gases and vapours is 10 VME (Mean Exposure Value), and against dusts 50 VME.
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It acts against paint sprays, in mixing rooms as well as gun cleaning (and any other use of solvent-based products).