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Chemical Basics

NIH ToxTown Webpage

Learn about environmental health concerns and toxic chemicals where you live, work, and play here (website opens in new tab).

ATSDR Toxic Substances Portal

Includes information about toxic substances and their health effects. Includes chemical search features and resources organized by audience (for example: community member, health care provider, emergency responder). Visit the portal here (website opens in new window).

Scientific Resources

If you are completing the Chemical Nomination Form, please review the following scientific references (1-9)

These sites have A-Z indexes of chemical reviews. Search these sites to learn about federal reviews of chemicals. In most cases, when the documents are large, the executive summary or abstract will have the most important information and is a quicker read than the large document (websites open in new tabs).

1. EPA IRIS https://cfpub.epa.gov/ncea/iris_drafts/atoz.cfm?list_type=alpha

2. ATSDR tox profiles https://www.atsdr.cdc.gov/toxprofiledocs/index.html

3. PPRTV https://www.epa.gov/pprtv/provisional-peer-reviewed-toxicity-values-pprtvs-assessments

4. IARC classification https://monographs.iarc.fr/agents-classified-by-the-iarc/

5. National Toxicology Program Office of Health Assessment and Translation https://ntp.niehs.nih.gov/pubhealth/hat/noms/evals.html

6. National Toxicology Program Report on Carcinogens  https://ntp.niehs.nih.gov/pubhealth/roc/index.html

7. Cal OEHHA database https://oehha.ca.gov/chemicals

8. NIOSH https://www.cdc.gov/niosh/az/a.html

9. EPA pesticide chemical search https://iaspub.epa.gov/apex/pesticides/f?p=chemicalsearch:1