2,4-Toluene Diisocyanate

CAS RN:584-84-9

OSHA Standards

Permissible Exposure Limit: Table Z-1 Ceiling value: 0.02 ppm (0.14 mg/cu m).
Vacated 1989 OSHA PEL TWA 0.005 ppm (0.04 mg/cu m); STEL 0.02 ppm (0.15 mg/cu m) is still enforced in some states.
Find more information on this substance at: Hazardous Substances Data Bank , TOXNET , PubMed