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™

Emerging Science

Improving animal health with gut microbiome therapeutics

We know the gut microbiome is vital for human health, and new breakthroughs are now reducing antibiotic resistance and improving overall health in animals.
|Article
Consumer Goods

Green chemistry: Six key trends to watch

Breakthroughs in solvents and manufacturing processes are driving advancements in green chemistry. Learn more about six important trends.
|Article
Biotechnology

Extremophiles: Unlocking biomedical and industrial innovations from life at the edge

Extremophiles are microorganisms that survive in Earth’s harshest environments. Find out how their unique capabilities are changing biomedicine, environmental clean-ups, and more.
|Insights Report