CAS Inventory Expert Services

The CAS Inventory Expert Service (IES) helps you obtain CA Index Names and CAS Registry Numbers® in order to complete your EPA TSCA PMN application under the Revisions of Premanufacture Notification Regulations: Final Rule.

Contact us

CAS service professionals are available to answer questions and help you with requests.

800.631.1884 (North America)
614.447.3870
(Outside North America)
answers@cas.org

Latest from CAS Insights™

Biotechnology

The future of epigenetics: Emerging technologies and clinical applications

Epigenetics is the study of changes in gene expression that don’t alter DNA sequences. Understanding these processes is driving more personalized medicine and innovative therapies.
|Insights Report
Emerging Science

How solid-state battery technology is changing energy storage

Solid-state batteries take lithium-ion technology to a new level with greater energy density, longer lifespan, and improved safety.
|Article
Emerging Science

Carbon capture technology is ready to expand into industrial usage

A recent spike in patents reveals how carbon capture technology is ready to support industrial decarbonization efforts.
|Article