Formula: Ca3(PO4)2; Ca5OH(PO4)3; Ca10(OH)2(PO4)6

Molecular weight: 310.18; 502.31; 1004.61

Appearance: White non-qualitative powder

Odor: Odorless, tasteless

CAS Number: [ 7758-87-4]; [ 1306-06-5]; [62974-97-4]

EINECS No.: 231-840-8

INS: 341(iii)

Solibility: Insoluble in ethanol and acetone, slightly soluble in water, soluble in hydrochloric acid and nitric acid.