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Carcinogens are agents that exhibit the potential to cause cancer and are classified by a number of organizations.

The International Agency for Research on Cancer (IARC) provides documentation about the classification of cancer-causing substances and is widely regarded. In the United States, the National Toxicology Program (NTP) assembles comprehensive reports on carcinogens, available for viewing at its website.

Both websites serve as essential resources in identifying and classifying potential carcinogens.

If your work requires the use of carcinogens:

  1. Verify the chemical is carcinogenic by checking the IARC website.
  2. Complete the Carcinogen Use Authorization form and submit it to
  3. Create an SOP for regulated carcinogens, and ensure all lab personnel read and sign the document.
  4. When you receive the chemical, be sure to add it to your online chemical inventory using UC Chemicals.
  5. Comply with all federal and state regulations regarding safe use of carcinogens.