Respiratory Protection OSHA Standard 1998
Appendix A-1:| Type | Capabilities | Fit Test | Limitations |
| Air Purifying, Chemical Cartridge,
Half-face |
Chemical Specific Cartridge
APF=10 |
qualitative | Not for use in atmospheres with
concentrations above 10 times
the PEL.
Not for use for any chemical not listed on the cartridge, IDLH or unknown atmospheres. |
| Air Purifying, Chemical Cartridge,
Full-face |
Chemical Specific Cartridge
APF=50 |
qualitative or quantitative | Qualitative fit testing is not
approved for respirator use in
atmospheres above 10 times the
PEL.
Not for use for any chemical not listed on the cartridge, IDLH or unknown atmospheres. |
| Powered Air Purifying, Chemical Cartridge, Full-face | Chemical Specific Cartridge
APF=50 |
qualitative or quantitative | Not for use for any chemical not listed on the cartridge, IDLH or unknown atmospheres. |
Reference: NIOSH Respirator Decision Logic
Appendix A-2
Respirator Selection Guide
July 14, 1998