1,1-Dichloroethane

CAS RN:75-34-3

Threshold Limit Values

8 hr Time Weighted Avg (TWA): 100 ppm.
Peak Exposure Recommendation: Transient increases in workers' exposure levels may exceed 3 times the value of the TLV-TWA level for no more than 15 minutes at a time, on no more than 4 occasions spaced 1 hour apart during a workday, and under no circumstances should they exceed 5 times the value of the TLV-TWA level. In addition, the 8-hour TWA is not to be exceeded for an 8-hour work period.
A4; Not classifiable as a human carcinogen.
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