Description General description Sodium phosphate is a colorless to white crystalline powder or granules. It is prepared by neutralization of phosphoric acid under controlled conditions with sodium hydroxide or sodium carbonate . Application Sodium phosphate is used as a: • component in the preparation of solid crystals of calcium hydroxyapatite substituted by strontium • block buffer to study segmental and subcellular distribution of CFTR in the kidney Other general uses are as pH control agent, water hardness precipitation, laboratory reagent, phosphatizing reagent. Packaging 2.5 kg in poly bottle 25, 500 g in poly bottle