Potassium Citrate USP
| Product Name: | Potassium Citrate USP |
| Product Formula: | C6H5K3O7.H2O |
| Molecular Weight: | 306.40 (Anhydrous) |
| CAS Number: | 866-84-2 (Anhydrous) |
| No. | Tests | Specifications | Reference |
|---|---|---|---|
| 1 | Description | Transparent crystals or white, granular powder. Is odourless, has a cooling, saline taste and is deliquescent when exposed to moist air. | USP |
| 2 | Solubility | Freely soluble in water and almost insoluble in alcohol | USP |
| 3 | Identification: A. Tests for Potassium B. Tests for Citrate |
Shall pass the test Shall pass the test |
USP |
| 4 | Alkalinity | Shall pass the test | USP |
| 5 | Loss on drying | Between 3.0 % and 6.0 % | USP |
| 6 | Tartrate | Shall pass the test | USP |
| 7 | Heavy metals | Not more than 0.001 % | USP |
| 8 | Assay as C6H5K3O7 (On dried basis) | 99.0 % - 100.5 % | USP |
Storage: Store in a well-closed container at a temperature not exceeding 25°C, protected from direct sunlight and Moisture, unless otherwise specified.
Retest Period: 3 years from the date of manufacture.
