Zhengzhou Clean Chemical Co.,LTD.

stpp technical grade

• Category :

  Catalyst and Auxiliary/Water Treatment Chemicals

• Synonyms :

  CCRIS 2307;

• CAS NO :

  13573-18-7

• EC NO :

  237-004-9

• Molecular Formula :

  H₅O₁₀P₃��2Na

• Molecular Weight :

  301.916

• Main Specifications :

  stpp 94%

• InChI :

  InChI=1/2Na.H5O10P3/c;;1-11(2,3)9-13(7,8)10-12(4,5)6/h;;(H,7,8)(H2,1,2,3)(H2,4,5,6)/q2*+1;/p-2

• Packing :

  In 25kg/1000kg net each PP/PE bag

• Product description :

  Sodium Tripolyphosphate (STPP)

  Molecular Formular: Na5P3O10

  CAS No.: 13573-18-7

  Appearance: White powder or granular; Easily soluble in water;

  Specification:

  ITEM	INDEX
  	Tech. Grade	Food Grade
  Na5P3O10 (%):	94Min	95Min
  P2O5 (%):	57Max	57Max
  Insolubles in water (%):	0.15Max	0.05Max
  Fe (%):	0.007Max	N
  Ph (1% solution):	9.2-10	9.5-10
  Heavy Metal (As Pb) (%):	N	0.001Max
  Arsenic (As) (%):	N	0.0003Max
  Fluoride(F) (%):	N	0.003Max
  Whiteness(%):	90Min	90Min
  Density	0.35-0.9	0.35-0.9
  I type content (%)	10-30	10-30

  Uses:

  Used in 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. In foodstuff industry it is used as quality improver in the process of canned food, fruit juice drinks, foodstuffs from milk or soybeans. It may tender the meat in canned ham and soften the skin of horse bean in canned horse bean. It may also serves as a softener or densifier in foodstuff industry.

  Packing: In 25kg/1000kg net each PP/PE bag

• Uses :

  Used in 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 o

• Molecular Structure :