threshold limit values Books
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Setting the limit
Sven Ove Hansson
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Maximum Concentrations at the Workplace and Biological Tolerance Values for Working Materials 1987 (Report / Commission for the Investigation of Health Hazards)
German Science Foundation
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Guide to occupational exposure values, 2015
American Conference of Governmental Industrial Hygienists
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World-wide limits for toxic and hazardous chemicals in air, water, and soil
Marshall Sittig
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