Sodium Tripolyphosphate-STPP high quality
- In detail
1.Formula: Sodium Tripolyphosphate(STPP)
2.Molecular formula: Na5P3O10
3.Standard executed: GB/T9983-2004(technical grade) QB1034-91(food grade)
4.CAS Number: 7758-29-4HS Code: 2835310000
5.Properties:White powder; Melting point 622ºC; Easily soluble in water; It has got salient chelating capacity to ions of Ca and Mg etc.
6.Uses:Used as one of the main auxiliaries for synthetic detergent, synergist for soap; Water softener, tanning agent for leather making, auxiliary for dyeing; As an effective dispersion agent for suspension solutions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.; As an oil contamination resistance agent in paper production.
7.Packing: 25kg or 50Kg/woven bag lined with PE liner, or 1000 Kg/Container bag; 20-25mt/20 feet container
|01||Assay Na5P3O10 ≥||94.0|
|02||P2 O 5 ≥||57.0|
|03||Water Insoluble Matter ≤||0.15|
|05||PH value (1% water solution)||9.2-10.0|
|06||Whiteness % ≥||90|
|07||density (g/cm 3 )||0.70-0.90|
|09||Particle Size(1.00mm) % ≥||95|