Dust mask, 100g ~ 250g, White/Blue, CE, ISO, FDA & EN ISO 13485 certificates ... strong electrostatic filtering materials effectively filterthe solid particle dust, and prevent the oil liquid gas.5) ... medicine, disintegration projects,agriculture and animal husbandry, cutting dust, pollutes from heavy metal.Style no.: TY 0929V ... at all levels of our organization. Dust mask (EN ISO 13485 approved)