 Disodium phosphate anhydrous
(Industrial grade, low arsenic grade ) (CF-DSP501,CF-DSP502)
CAS No.: 7758-79-4
EINECS No.: 231-448-7
Model No.: CF-DSP501(Industrial grade)/ CF-DSP502(low arsenic grade )
Molecular formula : Na2HPO4
Molecular weight : 141.98
Property : White powder, easy soluble in water, insoluble in alcohol, easy to absorb water, pH value of 1% aqueous solution is 9.1.
Specification :
| Specification |
Industrial grade |
Food grade |
Appearance |
White powder |
White powder |
Content ( base on Na2HPO4 ) % |
≥98 |
≥98 |
P2O5 content % |
≥49 |
≥49 |
pH value ( 1% aqueous solution ) |
8.5-10.0 |
8.5-10.0 |
Water insolubles matters % |
≤0.1 |
≤0.1 |
Loss on drying % |
≤2.0 |
≤2.0 |
Sulfate ( base on SO4 ) % |
-- |
≤0.05 |
Chloride ( base on Cl ) % |
-- |
≤0.014 |
Fluoride ( base on F ) % |
-- |
≤0.005 |
Heavy metal ( base on Pb ) % |
-- |
≤0.001 |
Arsenic ( base on As ) % |
-- |
≤0.0003 |
Use :
used as boiler water softening agent, the flame retardant and waterproof agent for woods, papers and textiles, dyes auxiliaries, treating agent in electroplating industry,glaze, flux, and the production of purgative prescription. The food grade is used as additive to produce baking powder, etc.
Packing : 25kg woven bag with plastic liner. |
