Tetra Sodium Pyrophosphate(TSPP)

• Post Date:

  Apr 01,2013

• Expiry Date:

  Sep 28,2013

• Detailed Description:

  Cas No. :7722-88-5 Synonyms: tetrasodium pyrophosphate, sodium diphosphate, TSPP
  Molecular formula: Na4P2O7
  Molecular Weight: 265.9
  Standard executed: HG2923-1999 (Food Grade)
  CAS Number: 7722-88-5
  Properties:Sodium pyrophosphate anhydrous is white powder form; Easy to absorb moisture and deliquesce， but insoluble in ethanol; Relative density 2.45g/cm3 and melting point 890 ; Deliquescent in the open air. Its aqueous solution shows weak alkalinity but will be hydrolyzed into di-sodium phosphate when boiled .
  Sodium pyrophosphate 10H2O is white needle crystals and it soluble in water, insoluble in alcohol, aqueous solution is alkaline. Easy to weathered in dry air

• CAS Registry Number:

  7722-88-5

• Synonyms:

  ;Sodium pyrophosphate;Tetrasodium pyrophosphate;TSPP;Tetra Sodium Pyrophosphate;Tetrasodium Diphosohate;

• Molecular Formula:

  Na₄P₂O₇

• Molecular Weight:

  265.9

• Molecular Structure:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36/37/38:;
  

• Safety Description:

  S26:;
  S36:;
  

• Company:

  Sichuan Shifang Yuecheng Phosphate Chemical Co., Ltd.     [ China ]          

• Contact:

  MR LU

• Tel:

  86-838-8308088 8308078 83080

• Fax:

  86-838-8305189

• Email:

  ljgyuecheng@yahoo.com.cn