CAS RN: 333-41-5

Threshold Limit Values

8 hr Time Weighted Avg (TWA): 0.01 mg/cu m, skin, inhalable fraction and vapor.
Excursion Limit Recommendation: Excursions in worker exposure levels may exceed 3 times the TLV-TWA for no more than a total of 30 minutes during a work day, and under no circumstances should they exceed 5 times the TLV-TWA, provided that the TLV-TWA is not exceeded.
A4: Not classifiable as a human carcinogen.
Biological Exposure Index (BEI): Determinant: Cholinesterase activity in red blood cells; Sampling Time: discretionary ; BEI: 70% of individual's baseline. The determinant is nonspecific, since it is observed after exposure to other chemicals. /Acetylcholinesterase Inhibiting Pesticides/
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