3200 Gas Mask Filter Element

Lian an 83701 particle filter cotton, products comply with gb2626-2006 kn95 standard, using electrostatic adsorption principle in the international leading non-woven fabric, fine particles of diameter larger than 5 micron filtration rate greater than 95%. This product can not be used alone, must be used in conjunction with a dust mask, used for respiratory protection. Note: when the oxygen content the air is less than 19.5%, shall not use the filter. When the filter is damaged, dirty, or feel the respiratory resistance increased significantly, should leave the contaminated area, replacing the filter cotton