Dust mask, 100g ~ 250g, White/Blue, CE, ISO, FDA ... sealing. 4) The high-efficient and strong electrostatic filtering materials effectively filterthe solid particle dust, and prevent the ... grinding 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)