This mask is suitable for medical personnel or related personnel, and can protect against respiratory diseases transmitted in the air.The main functions are as follows:
1. The filtration level of the product for non oil particles is level 1, Greater than or equal to 95%;
2. Suction resistance shall not exceed 343.2pa;
3. The water level on the external surface shall not be lower than level3;
4. According to the specified experimental method, meet the requirements of microbial indicators;
5. The materials used are not inflammable;6. The mask design has excellent tightness, and the total suitable factor of the mask is no less than 100. 25 masks per box.
Color box (25 per box)