| Anhydrous Disodium Hydrogen Phosphate (Industrial-grade,
Food-grade)
Molecular Formula: Na2HPO4
Molecular Weight: 141.98
Standard: enterprise standard
Properties: white powder, easy soluble in water and insoluble in
alcohol, with hydroscopic property; PH(1% aqueous solution): 9.1
Uses: 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 and to produce baking powder, etc.
Package: woven bag lined with plastic bag, net weight: 25kg/bag.
| Item |
Industrial
Grade |
Food grade |
| Appearance |
white powder |
white powder |
| Content (Na2HPO4)
% |
≥98 |
≥98 |
| P2O3
content % |
≥49 |
≥49 |
| pH(1% aqueous
solution) |
8.5-10.0 |
8.5-10.0 |
| Water-insoluble
matters % |
≤0.1 |
≤0.1 |
| Loss on drying
% |
≤2.0 |
≤2.0 |
| Sulfate (SO4)
% |
- |
≤0.25 |
| Chloride (Cl)% |
- |
≤0.014 |
| Fluoride (F)
% |
- |
≤0.005 |
| Heavy
Metal (Pb) % |
- |
≤0.001 |
| Arsenic (As)
% |
- |
≤0.0003 |
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