Sodium Pyrophosphate

• Category :

  Organic chemicals and Derivatives

• Synonyms :

  sodium pyrophosphate decahydrate;Diphosphoric acid, tetrasodium salt, decahydrate;Trisodium phosphate 12aq;tetrasodium diphosphate decahydrate;sodium phosphonato phosphate decahydrate;

• CAS NO :

  13472-36-1

• EC NO :

  231-767-1

• Molecular Formula :

  H₂₀NaO₁₇P₂

• Molecular Weight :

  377.0875

• Main Specifications :

• InChI :

  InChI=1/Na.H4O7P2.10H2O/c;1-8(2,3)7-9(4,5)6;;;;;;;;;;/h;(H2,1,2,3)(H2,4,5,6);10*1H2/q+1;;;;;;;;;;;/p-4

• Product description :

  Molecular formula：Na₄P₂O₇ · 10H₂O
  Molecular weight：446.10
  CAS No：13472-36-1
  Properties：White crystalline or crystalline powder, soluble in water, insoluble in ethanol and other organic solvents.
  Application：Used as a water softener, emulsifier, metal detergent, boiler water treatment agent, drilling mud viscosity regulator, etc; Washing aids, paper bleaching, electroplating industry; Used as buffering agents, emulsifiers, nutritional supplements, and quality improvers in the food industry.
  Description

  Indicator Description	AR
  Na4P2O7 · 10H2O % ≥	98.0
  Loss on Ignition %	38.0-42.0
  Fluoride (As F),mg/kg ≤	50
  Heavy Metal (As Pb),mg/kg ≤	10
  Lead (as Pb),mg/kg ≤	4
  As,mg/kg ≤	3
  PH value (10g/L solution, 25 ℃)	9.9-10.7
  Water insoluble substances %≤	0.2

• Molecular Structure :