CAS Registry Number

CAS 7778-18-9 — Calcium sulfate

Calcium sulfate is an inorganic compound commonly used as a desiccant, in plaster of Paris, as a soil amendment, and in medical applications like casts and dental molds. It is also used in the production of cement and as a food additive (E516). This white crystalline solid has a CAS number of 7778-18-9, a molecular formula of CaSO₄, and a molecular weight of 136.14 g/mol. It can be stored safely at ambient conditions and poses no hazard classification, requiring no signal word. Molekula supplies calcium sulfate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Also known as: Anhydrite (Lexan)