CIH Reference Materials

Additional study and reference materials recommended by our instructors

TLVs and BEIs: Threshold Limit Values for Chemical Substances and Physical Agents and Biological Exposure Indices

A must-have. Excellent source of information regarding the CIH exam. Our instructors recommend reading it cover to cover. Don't try to memorize TLVs, but you should understand the basis for TLVs. It also provides information on many IH subjects.

Buy on Amazon: 2024 TLVs and BEIs

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