3M 60921 P100 Respirator Cartridge/Filter, NIOSH Approved, 1 Pair, OV/P100, Helps Protect Against Organic Vapors, Asbestos, Silica, and Particulates, Painting, Chemical Clean-up, Maintenance: Safety Respirator Cartridges And Filters: Amazon.com: Tools ...
I really don't think P100 respirators filter all silica dust. Am I crazy? Was JUST rigorously fit tested and after using new mask I have a huge sinus headache and sore throat
Good, Better, Best Respiratory Protection for Silica Dust - Dentec Safety Specialists | USA
Polypropylene Pink 3M Particulate 2091/07000Aad Filter at Rs 700/piece in New Delhi