Used in chemical workshop, spraying workshop anti-gas, deodorization, bacteria and dust
- Four layers, polyamide round elastic, body: 9.5*18CM, outer and inner layers: 25g/m2 white non-woven fabric;
- Second layer: 45g/m2 non-woven fabric containing 15g active Carbon/square meter;
- Third layer: melt-blown filter cloth 20g/square meter, 50 pcs/pack.
