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Chemical Sampling Information (CSI)
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General Description

OSHA IMIS Code Number: V105

Chemical Abstracts Service (CAS) Registry Number: 75-38-7

Chemical Description and Physical Properties:

molecular weight: 64.04

Exposure Limits

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 500 ppm TWA; Appendix A4 (Not Classifiable as a Human Carcinogen)

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 1 ppm TWA, 5 ppm Ceiling (15 min); use 29 CFR 1910.1017

Health Factors

Carcinogenic Classification:

International Agency for Research on Cancer (IARC): Group 3, not classifiable as to its carcinogenicity to humans

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