It is colorless transparent monoclinic prismatic crystal, relative density 1.52, easy to weather in the air, easy to lose five molecules of crystal water and form seven water.
CAS No. :
7558-79-4EINECS :
231-448-7Package :
25KG/BAGBrand :
TOPINCHEM®Origin :
CHINAFormula :
Na2HPO4Minimum Order :
1000KGItem :
Disodium Phospahte AnhydrousDescription
Disodium Phosphate is an important chemical raw material, which is widely used in biological fermentation, food, medicine, feed, chemical industry and agriculture.
Specification
| Item | Standard | Result |
| Content % ≥ | 98.0 | 98.30 |
| P2O5% ≥ | 49.0 | 49.4 |
| PH (1% water solution) | 9-9.6 | 9.09 |
| Fluoride(F)% | 0.005 max | 0.001 max |
| Lead | 4 ppm max | 2 ppm |
| Heavy metal (Pb) | 10 ppm max | 3 ppm |
| Arsenic (As) | 3 ppm max | 1 ppm |
| Water-insouble % | 0.005max | 0.001 |
Application
1.Used as industrial water treatment agent, dyeing detergent, quality improver, antibiotic culture agent, biochemical treatment agent, etc.
2.Used as flame retardant for fabrics, wood, paper, and weight gain agent for silk.
3.Used as a food quality improver.
4.Used as analytical reagent, buffer, water softening agent and fire retardant in printing and dyeing industry, and also used for fabric weight gain.
It is soluble in water, and its aqueous solution is strongly alkaline; insoluble in ethanol and carbon disulfide.
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