tri-Potassium Citrate Monohydrate 99% Extrapure
Confirms to IP, BP, USP
Citric acid tripotassium salt, Kalii citras, Potassium citrate tribasic
Product Code. |
02092 |
Grade |
|
Purity |
98% |
CAS No. |
6100-05-6 |
Molecular Formula |
C6H5K3O7.H2O |
Molecular Weight |
324.41 |
H.S.Code |
2918.15100 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
White crystalline |
Odour |
Odorless |
| pH value |
8 - 9.5 |
Melting point/ Freezing point [°C] |
275 °C |
Density [g/cm3] |
1.98 |
| Solubility in water [% weight] |
Soluble in water |
Partition coefficient Log Pow octanol / water at 20°C |
-0.28 |
Packaging
Specification
| Appearance | White crystalline powder |
| Assay (by HClO4 titration) | 98 - 100.5% |
| pH (5% solution in water) | 7.5 - 9.0 |
| Appearance of solution | Passes test |
| Insoluble matter in water | Max 0.025% |
| Acidity or alkalinity | Passes test |
| Chloride (Cl) | Max 0.005% |
| Oxalate (as C2H2O4) | Max 0.03% |
| Sulphate (SO4) | Max 0.01% |
| Tartarate (C4H6) | Passes test |
| Heavy metal (as Pb) | Max 0.001% |
| Arsenic (As) | Max 0.0002% |
| Sodium (Na) | Max 0.3% |
| Readily carbonisable substance | Passes test |
| Water (H2O) | 4.0 - 7.0% |
| Loss on dryig (at 180°C) | 3.0 - 6.0 |
Safety Information and Hazard Symbols