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sodium tripolyphosphate(STPP) china manufactuer 7758-29-4

Inquiry
  Post Date: Feb 11,2015
  Expiry Date: Feb 11,2016
  Detailed Description: Cas No. :7758-29-4 Quantity: 1,000Metric Tons
Payment Method: T/T,L/C
Sodium Tripolyphosphate 94%min
1.white granule or powder
2. CAS No.:7758-29-4
Hs No.: 2835310000
Molecular Formula: Na5P3O10
Molecular Weight: 367.86
3.Sodium Tripolyphosphate85%,94%,96%
4.usage:Household cleaning,builder,etc
5.specification:
Inspection ItemsStandardInspection result
Na5P3O10,%94.0 min94.6
P2O5,%57.0 min.57.1
Fe,%0.007 max0.005
insoluble matter,%0.1 max.0.08
As,%0.0003 max0.0003
PH (in 1% aqueous solution)9.2-10.09.8
Whiteness,%90 min92

Properties:

White power, Melting point 622°C, Easily soluble in water. It has got salient chelating capacity to ions of Ca and Mg etc. and can soften hard water to make suspension solution become into clear solution, It has got weak alkalinity but no corrosiveness. It is a surfactant, and has got outstanding emulsification to lubricants and fat.

Application:

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.

  CAS Registry Number:

7758-29-4
  Synonyms: ;pentasodium triphosphate;Pentasodium Tripolyphosphate;Sodium Phosphate Tripoly;STPP;Triphosphoric acid, pentasodium salt;Pent-sodium Phosphate;Sodium triphosphate;Sodium Tripolyphos;sodium phosphate (3:1);
  Molecular Formula: Na5P3O10
  Molecular Weight: 367.86413
  Molecular Structure: 7758-29-4 Sodium Tripolyphosphate
  Hazard Symbols:  Xi:Irritant;
  Risk Codes: R36/37/38:;
  Safety Description: S24/25:;

  Company: Beijing GuangDaRuiJin Chemical Co., Ltd     [ China ]        
  Contact: Doris
  Tel: 86-1058478363
  Fax: 86-1058478363
  Email: sales01@gdrjchem.com
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