organic gases, inorganic gases, sulfur dioxide and other acid gases or steam, ammonia and ammonia derivatives
Notice: *If the filter cartridge is damaged, leave the contaminated area immediately and replace the filter cartridge,
*If you feel uncomfortable or have a slight smell during use, you must replace the new filter cartridge;
*The effective protection time of the filter box is determined by following the wearer's work lightness (respiratory frequency), the type of pollutants, the volatility and concentration, as well as the humidity and temperature environment.
