Calcium hydrophosphate It can used as buffering agent, loosening agent, flour modifier,antioxidant, stabilizer etc. Calcium hydrophosphate1. Description:Molecular formular: CaHPO4 • 2H2O.Molecular weight: 170.06.CAS NO.: 7757-93-9EINECS NO.: 231-826-1Appearance: White powder.Organoleptic: odorless.Solubility: It slightly soluble in water and soluble in dilute hydrochloric acid, nitric acid, ...