Draft for Public Comment: Comments may be submitted via Regulations.gov Public Comment Period Closes on March 5, 2020 CAS#: 87-68-3 This toxicological profile is prepared in accordance with guidelines developed by the Agency for Toxic Substances and Disease Registry (ATSDR) and the Environmental Protection Agency (EPA). The original guidelines were published in the Federal Register on April 17, 1987. Each profile will be revised and republished as necessary. December 2019 Update of data in Chapters 2, 3, and 7 December 2012 Addendum to the toxicological profile released May1994 Final toxicological profile released tp42.pdf

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Stephen B. Thacker CDC Library collection