... and Health (NIOSH), EN149 of EU, there usually are N95, N99, N100, P1, P2 and P3 The material is ... of production equipment types. According with GB6223-86, UDC614.89, and new standard 42CFR84 for dustproof breathing protection of ... and Heath (NIOSH), EN149 of EU, there usually are N95, N99, N100, P1, P2, P3. U.S. BFE ... medium according to client's demands. Surgical Face Mask Filtration (Meltblown)