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Potassium Phosphate Monobasic Anhydrous 99.5% AR
Potassium phosphate monobasic; Monopotassium phosphate; prim.-Potassium phosphate
Product Code. |
02164 |
Grade |
AR |
Purity |
99.5% |
CAS No. |
7778-77-0 |
Molecular Formula |
KH2PO4 |
Molecular Weight |
136.09 |
H.S.Code |
2835.24000 |
Shelf Life |
60 Months |
Physical state at 20 °C |
Solid |
Colour |
White crystalline |
Odour |
Odorless |
Melting point/ Freezing point [°C] |
253 °C |
Decomposition point [°C] |
253 °C |
Density [g/cm3] |
2.338 |
Solubility in water [% weight] |
Soluble in water |
Appearance | White crystalline powder |
Assay (acidimetric) | Min 99.5% |
pH (5% solution in water; 25°C) | 4.1 - 4.5 |
Insoluble matter in water | Max 0.01% |
Chloride (Cl) | Max 0.001% |
Sulphate (SO4) | Max 0.003% |
Total nitrogen (N) | Max 0.001% |
Heavy metals (by ICP-OES) | Max 0.001% |
Iron (Fe) | Max 0.001% |
Sodium (Na) | Max 0.005% |
Loss on dryig (at 105°C; 2 hrs) | Max 0.2% |