Title: Zinc Phosphate
CAS Registry Number: 7779-90-0
Molecular Formula: O8P2Zn3
Molecular Weight: 386.17
Percent Composition: O 33.14%, P 16.04%, Zn 50.81%
Line Formula: Zn3(PO4)2
Literature References: The tetrahydrate occurs in nature as the mineral hopeite; the article of commerce is about 98% pure.
Properties: Tetrahydrate, white, odorless powder. Insol in water or alcohol. Sol in dil mineral acids, acetic acid, ammonia, and in alkali hydroxide solns.
Use: In dental cements.