NTP Database Search Application

Toggle Quick Search

Page-Specific Help: You are currently viewing the NTP Test Agent Search Results page. You should see all test agents that match your search criteria in the table below. If your criteria match a synonym for a test agent, that synonym is also displayed and labeled as a synonym. When you find the test agent that you are interested in, click on the CAS number for that chemical. The next page will show you all studies that the NTP has done on that chemical.
General Help: The menu at the top of the page has buttons for:

• New Search: This button will return you to the NTP Search home page, where you can begin a new search.
• Reload Page: Will reload the current page. If you want to send another user a link to this page, click Reload Page then copy the URL in your browser to send to the other user.
• Help: Clicking the help button will show and hide this context-sensitive help box.

Beneath the menu buttons is your Search History. As you use the application, each page you visit will be displayed in the Search History. Clicking on a page in the history will return you to that page and truncate the Search History back to that page. If the History gets too long, you can hide it by clicking 'Hide History'. To view it again, click 'Show History'. To reset and clear out the History completely, click 'Clear History'.

How To Bookmark This Page: First press the 'Reload' button in the menu at the top of the page. This will ensure that all necessary information is contained in the URL for this page. Then you may bookmark the page in your browser and return at any time in the future. Scroll down to view the rest of the current page.

Accessibility: If you need an alternative means of access to any information on this Web site, please contact us. Let us know the nature of your accessibility problem, the URL of the requested information, and your contact information.

Click here to Hide the Help

National Toxicology Program (NTP), within the U.S. Department of Health and Human Services, is an interagency program headquartered at the National Institutes of Health's National Institute of Environmental Health Sciences (NIEHS) located in Research Triangle Park, NC.