Type of Chemical
Maximum Use Concentration
Cartridge Respirator
Parts Per Million (PPM)
Ammonia
600
Chlorine
10
50
Methyl Amine
l00
Organic Vapor*
l,000
Sulfur Dioxide
50
*Not for use against organic vapors with poor warning properties or those
which generate high heats or reaction with solvent material in the cartridge.
*Maximum use concentrations are lower for organic vapors that produce
atmospheres immediately hazardous to life or health at concentrations
equal to or lower than this concentration.
Table 2-3. Maximum concentration of gas and vapor for
chemical cartridge respirators.
Figure 2-13. Chemical cartridge respirator.
MD0165
2-34