A must-have. Excellent source of information regarding the CIH exam. Our instructors recommend reading it cover to cover. Don't try to memorize all the TLVs, but be sure to understand their basis. It also provides information on many IH subjects.
CIH Reference Materials
Additional study and reference materials recommended by our instructors
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TLVs and BEIs: Threshold Limit Values for Chemical Substances and Physical Agents and Biological Exposure Indices
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