di-Sodium hydrogen o-phosphate anhydrous HPLC 500GM | |||
31610SG500 | 868880723GU | ||
HPLC | 8688807 | ||
7558-79-4 | 76638 | ||
Na2HPO4 | July 2021 | ||
141.96 | June 2026 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | White powder,Hygroscopic | White or almost white powder,Hygroscopic |
2 | Solubility | Passes | Soluble in water, practically insoluble in ethanol (96%) |
3 | Assay(after drying) | 99.2% | min.99.0% |
4 | pH(10% aq soln) | 9.32 | 8.0-11.0 |
5 | UV absorbance profile (10mm cell) at 230 nm | 0.048 | 0.1 max. |
6 | UV absorbance profile (10mm cell) at 260 nm | 0.030 | 0.06 max. |
7 | UV absorbance profile (10mm cell) at 280 nm | 0.025 | 0.04 max. |
8 | UV absorbance profile (10mm cell) at 320 nm | 0.017 | 0.02 max. |
9 | UV absorbance profile (10mm cell) at 500 nm | 0.008 | 0.02 max. |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |