Min. Order Reference FOB Price
1 kg US$0.30-0.50 / kg
Product Description
STPP/Sodium Tripolyphosphate Product Description Sodium tripolyphosphate (STPP), the sodium salt of the polyphosphate penta-anion, also known as pentasodium tripolyphosphate or sodium triphosphate (different with trisodium phosphate), is a synthetic ingredient mainly used for retaining moisture in ...