STPP (Sodium Tripolyphosphate)
Sodium Tripolyphosphate is the sodium salt of the polyphosphate penta-anion. It acts as a builder in soaps and washing powders to soften hard water by trapping calcium and magnesium ions.
Sodium Tripolyphosphate is the sodium salt of the polyphosphate penta-anion. It acts as a builder in soaps and washing powders to soften hard water by trapping calcium and magnesium ions.