Cartridges provide protection against contaminants up to 10 times the permissible exposure level (PEL) when used with half facepiece respirators, or up to 50 times the PEL when used with full facepiece respirators. Filter is approved for 99.97% efficient against
solid and liquid aerosols including oil (NIOSH approved) — may be used alone or can be placed on top of a cartridge, which requires the use of two Filter Adapters (#74949).
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