... can protect against dust,mist,paint,acid-gas,organic-gas,Hg vapor,ammonia,sulfureted hydrogen,et TPR ... can2.protect against dust,mist,paint,acid-gas,organic-gas,Hg vapor,ammonia,sulfureted hydrogen,etc.3. ... CE approval gas mask chemical respirator Verified Information This information ... plastic welder GP5-K20 2 3.0 Acceptable CNC lathe CJK640 4 6.0 Acceptable Lathe ...