China (Mainland) Gas Mask

Specifications: Specifications When the facepiece of the mf12 mask is fitted with a mf 11 canister, specifications are as follows. 1. Gas life. Cyanogen chloride: Not less than 50 minutes at 30 1/min, 1.5mg/1,80-80% rh conditilns. Hydrocyanic acid: Not less than 50 minules at 30 1/min,3mg/1 conditilns. 2.

Oil mist penetration coefficient: Not more than 0.005% at 30 1/min. 3. inhalation resistance: Not more than 186 PA at 30 1/min. 4. Exhalation resistance: Not more than 100pa at 30 1/min. 5. Visual field: Total not less than 75%, binocular visual field not less than 30%. 6. Storage life:10 years