Sodium Tripolyphosphate (STPP)

• Post Date:

  May 16,2013

• Expiry Date:

  May 23,2013

• Detailed Description:

  Cas No. :7758-29-4 Quantity: 5000Metric Tons
  Specs:Sodium Tripolyphosphate (STPP)
  Price:620 USD Metric Tons
  Payment Method: TT or L/C
  Commodity: Sodium Tripolyphosphate(STPP)
  CAS No.: 7758-29-4
  Chemical Formula: Na5P3O10
  Appearance: White powder or particles
  Specification:
  Item----------------------------Food Grade
  P (as P2O5): ----------------57.0 %min
  Assay: ----------------------94 % min
  pH value: -------------------9.5-10.0
  Water insoluble: ------------0.05 %max
  Heavy metal (as Pb): --------0.001% max
  Iron as Fe: -----------------0.01% max
  Chloride (as NaCl): ---------0.025% max
  Fluoride (F): ---------------0.003%max
  Arsenic as As: --------------0.003% max
  
  Tech Grade
  Item-------------------------Tech Grade
  P (as P2O5): ----------------57.0 %min
  Assay: ----------------------94 % min
  pH value: -------------------9.2-10.0
  Water insoluble: ------------0.1 %max
  Iron as Fe: -----------------0.015% max
  
  STPP 96%(ceramic grade)
  ITEM-------------------------STPP 96%
  Content----------------------96% min
  Water insoluble matter ------0.10 max.
  P2O5 Content ----------------57.0 min
  Iron-------------------------0.007max...
  pH value---------------------9.2-10.0
  Heavy metal as Pb -----------0.001%max...
  Whiteness--------------------90.0 max.
  
  Packing: In 25 kg PP bag, 21MT/20' FCL.
  Usage: The water treatment, the food modifier, the water keeping agent, ceramic grade.

• 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:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36/37/38:;
  

• Safety Description:

  S24/25:;
  

• Company:

  Tianjin Zhonghaixintai Chemical Co.,Ltd     [ China ]        

• Contact:

  Thomas Wang

• Tel:

  86-022-58316065

• Fax:

  86-022-58316095

• Email:

  wangzhehui521@hotmail.com