Trisodium Phosphate (TSP) is an inorganic compound with the chemical formula Na 3PO 4. It is a white, granular or crystalline solid, highly soluble in water, producing an alkaline solution. TSP is used as a cleaning agent, builder, lubricant, food additive, stain remover, and degreaser.
Trisodium phosphate is used as a detergent in households, laundries, factories, hotels, dairies, and garages. It is used as a water softener and boiler compound because of its ability to precipitate cal- cium and magnesium phosphates. It hasmany other miscellaneous uses