When both particulates and gases/vapors toxic by inhalation are anticipated to be in your breathing zone during handling, the pesticide label will specify respirators with both a chemical purifying element and a particulate filter. Combo cartridges for non-powered air-purifying respirators can have either N, R, or P rated filters. Combination chemical cartridges for powered air-purifying […]
Filters
Particulate Filters
Particulate filters remove aerosols suspended in the air that you breathe (e.g., dust, mist, fog, smoke). Particulate filters DO NOT remove gases or vapors. The pesticide label specifies N, R, and/or P filters for non-powered air-purifying respirators (APRs), and HE for powered air-purifying respirators (PAPRs). Particulate filters for non-powered air-purifying respirators are rated for both oil […]