E450iii — Tetrasodium diphosphate · page 2

Status in the United States (FDA)

Listed in the FDA inventory “Substances Added to Food”, with the regulations 21 CFR 173.310, 182.70, 182.6787, 182.6789.

Technical effects listed by the FDA: anticaking agent or free-flow agent, drying agent, emulsifier or emulsifier salt, formulation aid, humectant, ph control agent, sequestrant, stabilizer or thickener

The inventory is a partial list, and a listing is not an FDA approval of every use; the regulations set the permitted uses.

U.S. Food and Drug Administration, Substances Added to Food (updated 9/8/2026), public domain · CAS 7722-88-5 via Wikidata (CC0)