Sodium Acid Pyrophosphate (SAPP)

• Post Date:

  Oct 06,2016

• Expiry Date:

  Apr 04,2017

• Detailed Description:

  Cas No. :7758-16-9 1. Chemical name: Sodium Acid Pyrophosphate, Disodium Dihydrogen Pyrophosphate
  2. M. F.: Na2H2P2O7
  3. M. W.: 221.94
  4. Physical properties: white monoclinic crystal powder. Its relative density is 1.86. It is soluble in water, insoluble in alcohol. It hydrolyzes to orthophosphate when heated in acid medium. It is hygroscopic, forms hexahydrate in damp air, and decomposes to metaphosphate at above 220℃
  5.Quality standard:( FCC-V、GB25567-2010)
  Name of index FCC-V GB25567-2010
  Content (as counted by Na2H2P2O7) ≥ % 93.0-100.5 93.0-100.5
  Water Insoluble% ≤% 1.0 1.0
  PH (1% aqueous solution) - 3.5-4.5
  Arsenic(As), ≤% 0.0003 0.0003
  Heavy Metals (as Pb) ≤% - 0.001
  Fluoride(F) ≤% 0.005 0.005
  Pb ≤% 0.0002 0.0002
  6. Usage: In food industry, it is used as rapid ferment agent, quality improver and applied as acid component of bread and cake’s synthetic leavening agent. Mixed with other phosphates can be applied to water retention of meat product, such as canned meat, cooked ham, meat can and instant noodles.
  7. Packing: In 25kg composite plastic woven/paper bag with PE liner.
  8. Storage and transport: It should be stored in a dry and ventilative warehouse and kept away from moisture and poisonous substances. Handled with care, so as to avoid damage to packing bags.

• CAS Registry Number:

  7758-16-9

• Synonyms:

  ;disodium dihydrogenpyrophosphate;Sodium Acid Pyrophosphate;Sodium pyrophosphate dibasic;Diphosphoric acid, disodium salt;Disodium Dihydrogen Pyrophosphate;Disodium Pyrophosphate;Disodium pytophosphate;SAPP;disodium phosphonato phosphate;

• Molecular Formula:

  Na₂H₂P₂O₇

• Molecular Weight:

  221.94

• Molecular Structure:

  

• Company:

  Lianyungang Dongtai Food Ingredients CO.,LTD     [ China ]        

• Contact:

  renia dong

• Tel:

  0518-81581798-827

• Fax:

  0518-81581798-827

• Email:

  renia@lygdongtai.com