SPECIFICATION(TDS)Disodium Phosphate (DSP)1.Chemical name: Disodium Phosphate,Sodium Phosphate dibasic
2.M. F.: Na
2HPO
4, Na2HPO4·2H2O,Na2HPO4·12H2O
3.M. W.: Anhydrous141.98; Dihydrate: 177.96; Dodecahydrate:357.96
4.Physical properties: White powder, easily soluble in water, insoluble in alcohol. Its water solution is slightly alkaline.
5.Quality standard: (GB25568-2010,FCC-V)
| Name of index | GB25568-2010 | FCC-V |
| Disodium Phosphate Na2HPO4 (on dried material) ≥ % | 98.0 | 98.0 |
| Water Insoluble ≤% | 0.2 | 0.2 |
| Arsenic (As) ≤% | 0.0003 | 0.0003 |
| Heavy Metal (as Pb) ≤% | 0.001 | - |
| Fluoride (as F) ≤% | 0.005 | 0.005 |
| Loss on drying Na2HPO4 ≤% | 5.0 | 5.0 |
| Loss on drying Na2HPO4·2H2O % | 18.0-22.0 | 18.0-22.0 |
| Loss on drying Na2HPO4·12H2O ≤% | 61.0 | 61.0 |
| Pb ≤% | 0.0004 | 0.0004 |
6.Usage: In food industry, it is used as quality improver, PH regulator, nutrition enhancer, and emulsified dispersant. Mainly applied to cheese, drinks, jelly, and ice-cream.
7.Packing: In 25kg PP/kraft paper bag with PE liner.
8.Storage and transport: It should be stored in a dry, ventilated and clean warehouse; kept away from moisture and heat and stored separately from poisonous substances. Handled with care to avoid damage to the packing bags.