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Tetra Sodium Pyrophosphate(TSPP)

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  Post Date: Apr 16,2013
  Expiry Date: Oct 13,2013
  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: 7722-88-5 Sodium pyrophosphate anhydrous
  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
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