Inventory Expert Services (IES)

Inventory substance identification

Use this option to obtain CA Index Names and CAS Registry Numbers® (if applicable) for inclusion on PMN submissions to the U.S. EPA or other government agencies. A Super Rush service is available for customers who need expedited results.

E-mail or fax the Inventory Expert Services Order Form and relevant chemical identity information to facilitate processing. Avoid delays and additional processing charges by referring to What to Include for IES.


Contact CAS Client Services

For more information and instructions, including prices, contact CAS Client Services in any of the following ways:

Phone: 800-631-1884 (North America)
Phone: 614-447-3870
Fax: 614-447-3747
E-mail: answers@cas.org
CAS Client Services vCard