Food-Info.net> E-numbers > E400-500
E452(i) Sodium polyphosphate (formerly E450c(i))
E452(ii) Potassium polyphosphate (formerly E450c(ii))
E452(iii) Sodium calcium polyphosphate
E452(iv) Calcium polyphosphate (also 544)
E452(v) Ammonium polyphosphate (formerly E450c(i))
Salts of sodium/potassium/calcium/ammonium with phosphates. All are produced synthetically from the respective carbonates and phosphoric acid.
Function & characteristics:
Sequestrants (metal binders), stabiliser and emulsifiers. Also used to retain water during processing and storage.
Many different products.
Acceptable Daily Intake:
Up to 70 mg/kg bodyweight for all phosphate containing additives
None known when used in foods. High concentrations of phosphates may disturb several metabolic processes as phosphate plays an important role in general metabolism.
E452 can be consumed by all religious groups, vegans and vegetarians.