Sichuan YouRen Chemical and Building Material Corporation

DSP

• Category :

  Inorganic chemicals

• Synonyms :

  Disodium hydrogen phosphate;Sodium phosphate,dibasic;Disodium hydrogen phosphate,edible;disodium orthophosphate;di-sodium hydrogen orthophosphate;di-Sodium Hydrogenphosphate;Disodium Monohydrogen Orthophoshate;disodium monohydrogen phosphate;Disodium Monophosphate;disodium phosphoric acid;Phosphoric acid, disodium salt;Sodium acid phosphate;dibasic sodium phosphate;Sodium monohydrogen phosphate;sodium monohydrogen phosphate (2:1:1);Sodium Phosphate Dibasic;SODIUM PHOSPHATE REAGENT GRADE DIBASIC;soda phosphate;DSP;Disodium Phosphate;Di-Sodium Phosphate;Sodium Phosphate, Dibasic Anhydrous;phosphoric acid, sodium salt (1:2);Disodium hydrogen phosphate anhydrous;Disodium Hydrogenorthophosphate;di-Sodium hydrogen phosphate anhydrous;

• CAS NO :

  CAS Number: 7558-79-4（Anhydrous），10039-32-4（12H2O）

• EC NO :

  231-448-7

• Molecular Formula :

  Na₂HPO₄

• Molecular Weight :

  141.958

• Main Specifications :

• InChI :

  InChI=1/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2

• Product description :

  Category :	phosphate
  Product name :	Di-Sodium hydrogen Phosphate (DSP)
  Description :	Di-Sodium hydrogen Phosphate (DSP) Molecular formula: Na2HPO4.nH2O (n=0,12) Molecular weight: 358.0 Standard executed: HG/T2965-2000(Industrial Grade)                                   HG2920-2000(Food Grade) Properties: White or colorless crystalline free flowing solid, efflorescent in air, easily soluble in water, but insoluble in alcohol, its water solution is slightly alkaline, relative density at 1.52 g/cm3, melting point at 35℃ Guaranteed Technical Specifications: No. Specifications Na2HPO4 (Anhydrous)  Na2HPO4 .12H2O (Duohydrate) Industrial Grade Food Grade Industrial Grade Food Grade 1 Main contents %≥ 98.0 98.0 97.0 97.0 2 Phosphorus pentoxide,as P2O5 49.0 49.0 19.2 19.2 3 PH of 1% water solution 8.5-10.0 8.5-10.0 8.8-9.2 8.8-9.2 4 Chloride(as Cl)max%     0.05 0.014 5 Sulfate, as SO4 %≤     0.7 0.25 6 Heavy metals, as Pb %≤   0.001   0.001 7 Arsenic, as As %≤   0.0003 0.005 0.0003 8 Fluoride, as F %≤   0.005 0.05 0.005 9 Water insoluble %≤ 0.10 0.10 0.05 0.05

• Uses :

  Used as a fire-preventio agent for fabric, timber, and paper, also as water softening agent for boiler, food additive, buffering agent, solder, tanning agent, etc.

• Molecular Structure :