NIOSH Items: We only sell brand new respirators, filters, and dust masks from US based manufacturers. Since it can be difficult to determine if a respirator or mask has been used or even just tried on, for the protection of our customers, we do not accept NIOSH returns.
Multi-Gas and Vapor Cartridge. NIOSH approval: Certain organic vapors, chlorine (bleach), hydrogen chloride, chlorine dioxide, sulfur dioxide, hydrogen sulfide (escape only) ammonia/methylamine, formaldehyde* or hydrogen fluoride. OSHA regulations require that gas-proof goggles be worn with half facepiece respirators when used against formaldehyde. Priced and sold by the pair.