Properties of: Sodium Tripolyphosphate (STPP) (E451)

Formula:
Na5P3O10
CAS Number:
7758-29-4

Overview

Sodium tripolyphosphate (STPP), also known as sodium triphosphate, is a sodium salt of triphosphoric acid. It is commonly used as a food additive with the E number E451. Sodium tripolyphosphate has various uses in the food industry, including as a preservative, emulsifier, and texture modifier.