News Item

January 30, 2020

ACGIH® Board Ratifies 2020 TLVs® and BEIs®

The ACGIH® Board of Directors ratified the 2020 Threshold Limit Values (TLVs®) for Chemical Substances and Physical Agents and Biological Exposure Indices (BEIs®) on December 12, 2019. The Board also approved recommendations for additions to the Notice of Intended Changes (NIC). For a listing of the substances that were acted upon, click here. The complete Annual Reports are online at the ACGIH® Online Publications Store.

Click here to view press release.