Pentasodium Triphosphate

AKA “7758-29-4, STPP, Armofos, Thermphos, Rhodiaphos LV, Thermphos N, Triphosphoric acid, pentasodium salt, Thermphos SPR, Thermphos L 50”

Ingredient

Ingredient Facts

Pentasodium triphosphate

AKA: 7758-29-4, STPP, Armofos, Thermphos, Rhodiaphos LV, Thermphos N, Triphosphoric acid, Pentasodium salt, Thermphos SPR, Thermphos L 50

Ingredient · Buffering · EWG: 4

Synthetic

Chelating Agent

Not Clean

The CIR Expert Panel concluded that the following 31 ingredients are safe in the present practices of use and concentration in cosmetics as described in this safety assessment, when formulated to be non-irritating...Pentasodium Triphosphate...

Solubility Freely soluble in water. Insoluble in ethanol

Formula

Na5O10P3

Mol. Weight

367.86

CAS #

7758-29-4

Form

Powder

State

Dry Powder, Liquid; Pellets or Large Crystals; NKRA; Other Solid; Dry Powder

See origin →

Functions

Buffering

Chelating

Grabs onto metal ions in water that would destabilize the formula. Keeps your product from going bad or changing color.

Fights Acne

Maintains optimal pH

Binds metal ions

Traditional Use

A synthetic chelating and buffering agent created for the cosmetics and cleaning industries in the mid-20th century. Used to soften water, stabilize formulations, and preserve product shelf-life.