The Exposure Control Database website is provided at no cost to the user. It is intended to provide general information only, and is not a substitute for air sampling or expert advice regarding compliance with federal, state or local regulations.

This project is funded by the National Institute for Occupational Safety and Health (NIOSH) cooperative agreement #OH009762. Content on this website developed by CPWR is solely the responsibility of the authors and does not necessarily represent the official views of NIOSH.

Timeliness, Accuracy and Reliability

The information on this website is compiled from sources CPWR believes are current, accurate, and reliable at the time it posts the information on the website. However, while CPWR will endeavor to keep the Exposure Control Database website up-to-date and to correct any errors brought to its attention, it makes no warranties, representations, or guarantees regarding the timeliness, accuracy, or reliability of material found on this site. Before relying on this information, users should make their own assessment as to its accuracy and relevance for their particular purposes.


Material provided on this site is intended for general informational use only. Users are responsible for making their own assessments of workplace hazards and for adapting information found on this site to their specific circumstances.


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