TLVs® and BEIs® are often recognized as “safe levels” for worker exposures to chemical substances and physical agents. Proper application of TLVs® and BEIs® are essential to today’s practice of industrial hygiene.
ACGIH® announced today that its Board of Directors ratified the 2017 Threshold Limit Values (TLVs®) for Chemical Substances and Physical Agents and Biological Exposure Indices (BEIs®). The Board also approved recommendations for additions to the Notice of Intended Changes (NIC).