Solid or liquid particles, e.g. dust, mists, fibers, fumes or bioaerosols.
Gases are substances that at room temperature expand to fill the space or enclosure, e.g. ammonia, chlorine or formaldehyde. Vapors are the gaseous phase of a substance that is normally a solid or liquid at room temperature, e.g. solvent vapors.
Non-hazardous gases or vapors, e.g. exposure levels less than relevant occupational exposure limits.
Our free 3M™ Select and Service Life Software can help make selecting the appropriate respirators faster and easier. Just enter contaminants and their concentrations and the software analyzes the data and profiles a record of your choices. The software can also help you estimate the service life of 3M™ Respirator Cartridges, which aid in maintaining your OSHA-required cartridge change schedule for gas and vapor cartridges.