STPP is an inorganic compound with formula Na5P3O10. It is the sodium salt of the polyphosphate penta-anion, which is the conjugate base of triphosphoric acid.
Appearance: white odorless powder or granule
Purity: 94% Min, 94%
Na5P3O10 (%): 94%MIN
Founction: food additive bean & dairy product etc.
assay (%) (na5p3o10)
heavy mental (as pb) (ppm)
chlorides (as cl) (%)
sulphates (so42-) (%)
substances not dissolved in water (%)
ph value (%)
9.5 - 10.0
loss on drying
STPP can tender the meat and enhance glutinosity of ham and canned foods, increase weight and keep fresh of seafoods.
25kg pp bags, 25MT/20’FCL
Storage and Transportation
Stored in a ventilative and dry warehouse instead of in the open air,kept away from water
STPP/Sodium Tripolyphosphate /Sodium Tripolyphosphate 94%