Sodium Tripolyphosphate Chemical Formula

The chemical formula of sodium tripolyphosphate is Na5P3O10. It is an inorganic compound that consists of five sodium cations (Na+) and one polyphosphate anion, which is a chain of three phosphorus atoms (P) linked by oxygen atoms (O). The molecular weight of sodium tripolyphosphate is 367.86 g/mol. It is commonly used as a food additive, water softener, and detergent builder due to its ability to sequester metal ions and improve the efficiency of cleaning agents.