Other name:Dipotassium dihydrogenphosphate; Phosphoric acid, monopotassium salt; potassium dihydrogenorthophosphate; Potassium dihydrogen phosphate; MONOPOTASSIUM PHOSPHATE; MKP; Mono Potassium Phosphate; Potassium phosphate, monobasic; Potassium dihydrogen phosphate anhydrous
CAS No.: 7778-77-0
EINECS No.: 231-913-4
HS No.:2835240000
Molecular Formula: KH2PO4
Molecular weight: 136.08
1. Appearance: colourles scrystals or white granule or crystalline powder
2. Specifications:
Quality standards:HG/T 2321-2016
Item Index | Superior product | First | Qualified |
grade | product | ||
Assay (as KH2PO4 dry basis), wt%≥ | 98 | 96 | 94 |
P2O5 content (as dry basis), wt%≥ | 51 | 50 | 49 |
K2O content (as dry basis), wt%≥ | 33.8 | 33.2 | 30.5 |
Loss on drying(at 105°C, wt%≤ | 0.5 | 1 | 1.5 |
Chloride as Cl,wt % ≤ | 1 | 1.5 | 3 |
Water insoluble subs. , wt%≤ | 0.3 | ||
PH(1%) | 4.3-4.9 | ||
Arsenic(As), wt % ≤ | 0.005 | ||
Cadmium(Cd), wt % ≤ | 0.001 | ||
Lead(Pb), wt % ≤ | 0.02 | ||
Chromium(Cr), wt % ≤ | 0.05 | ||
Mercury( Hg), wt % ≤ | 0.0005 |
4. Uses: Used As Leavening agent, Nutrition fortifier, Buffering agent, Chelating agent. Used to manufacture metaphosphate in medical or food industry.
5. Storage: Stored in cool and ventilated, avoid light place.
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