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545 : Ammonium polyphosphate

Origin:
Produced by heating ammonium hydrogen phosphate.

Function & Characteristics:
Used as emulsifier and stabiliser. Also used as nutrient for yeast and increases water binding properties.
Products:
Processed cheese, frozen poultry

Acceptable daily intake (ADI):
Up to 70 mg/kg bodyweight.

Side effects:
Polyphosphates may inhibit digestive enzymes in high concentrations.

Dietary restrictions:
None. 545 can be used by all religious groups, vegetarians and vegans.