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Active carbon plain mask Home -> Mask The product is composed of two layers of non woven fabric with one layer of superfine melt-blown filter paper, one layer of highly-effective carbon cloth between them. It is equipped with aluminum rod and double lever, elastic machine-sewn with folding type. The surface dimension of finished good is 9.5cm * 17.5cm 。it can block the dust and particles in the air effectively and absorb all kinds of industrial waste gas, such as benzene, formaldehyde and ammonia to reduce the harmful damage to the human respiration system. Suitable industry: it is applied to the operation protection of gentle polluting environment, such as refining manufacturing factory, electric industry, semi-conductor industry, painting factory, food processing factory, hospital, research unit Packing: 50 sets/plastic bag, 2000 sets/case. Case dimension: 52*38* 39cm