Application: Air leakproofness test for full-face mask of self-priming filter type anti-particle respirator. Meet the test standard GB 2626-2006 standard for self-priming filtering anti-particulate respirator for respiratory protective articles. Applicable to labor safety protection inspection centers, occupational safety inspection centers, disease prevention and control centers, respirator manufacturing enterprises, etc. Standards:
GB 2626 Respiratory protective equipment self-priming filter type anti-particulate respirator
GB 2890 Respiratory protection self-suction filter gas mask | 
