Aluminum Phosphate (AlPO4)-Powder

Characteristic

Aluminium phosphate is a chemical compound. In nature it occurs as the mineral berlinite.

Chemical formula：AlPO₄

Molar mass：121.9529 g/mol

Appearance：White, crystalline powder

Density：2.566 g/cm³, solid

Melting point：1,800 °C (3,270 °F; 2,070 K)

Boiling point：Decomposes

Solubility in water：insoluble

Solubility product (Ksp)：6.3×10⁻¹⁹

Solubility：Very slightly soluble in HCl and HNO₃

Refractive index (nD)：1.546

Application

They have framework structures similar to zeolites and some are used as catalysts, ion-exchangers or molecular sieves. Commercial aluminium phosphate gel is available.