Toxicity Level | Description | Threshold | Units |
|---|---|---|---|
TL0 | No Harmful Effects | Below TL1 | ppm |
TL1 | Volume likely to result in only temporary or transient effects | 250ₐ | ppm |
TL2 | Volume likely to result in permanent effects | 1200ₐ | ppm |
TL3 | Volume that may result in fatality | 4800ₐ* | ppm |
The information provided alone is not sufficient to select chemical suit protection. However, it can be valuable for EHS professionals to assess the relative toxicity of specific chemicals as part of an overall risk assessment by indicating airborne concentrations that may cause some level of harm.