OSHA IMIS Code Number: 2470
IMIS Name History: Toluene-2,4-Diisocyanate prior to 9/1/89
Chemical Abstracts Service (CAS) Registry Number: 584-84-9
NIOSH, Registry of Toxic Effects (RTECS) Identification Number:CZ6300000
Department of Transportation Regulation Number (49 CFR 172.101) and Guide: 2078 156 [27 KB, PDF]
NIOSH Pocket Guide to Chemical Hazards, Toluene-2,4-Diisocyanate: chemical description, physical properties, potentially hazardous incompatibilities, and more
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.005 ppm, 0.036 mg/m3 TWA; 0.02 ppm, 0.14 mg/m3 STEL; SEN; Appendix A4 - Not Classifiable as a Human Carcinogen
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL):Appendix A - NIOSH Potential Occupational Carcinogens
Note: Death from severe asthma in sensitized workers has been reported.
Date Last Revised: 07/21/2003
Literature Basis:
Ott, M.G., Diller, W.F. and Jolly, A.T.: Respiratory effects of toluene diisocyanate in the workplace: A discussion of exposure-response relationships. Critical Rev. Toxicol.33(1): 1-59, 2003.