Sodium phosphate

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.

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.