
| 1,4-Dioxan HPLC & Spectroscopy 1LT | |||
| 30630LC100 | 652091008IY | ||
| HPLC & Spectroscopy | 6520910 | ||
| 123-91-1 | 114983 | ||
| C4H8O2 | September 2025 | ||
| 88.11 | August 2030 | ||
| Sr.No. | Test | Result | Specification | Method Reference |
|---|---|---|---|---|
| 1 | Description | Clear colourless liquid with a characteristic odour. | Clear colourless liquid with a characteristic odour. | |
| 2 | Assay (GC) | 99.98% | Min. 99.70% | |
| 3 | Boiling point (95%) | 101°C | 100° - 102°C | |
| 4 | Wt. per ml, 20°C | 1.032g | 1.030 - 1.035g | |
| 5 | Refractive index | 1.422 | 1.421 - 1.423 | |
| 6 | UV absorbance profile (10mm cell) at 235 nm | 0.34 | 1.0 max | |
| 7 | UV absorbance profile (10mm cell) at 270 nm | 0.09 | 0.1 max | |
| 8 | UV absorbance profile (10mm cell) at 300 nm | 0.005 | 0.01 max | |
| 9 | Residue on evaporation | 0.0006% | 0.001% max | |
| 10 | Free acid(as CH3COOH) | 0.005% | 0.01% max | |
| 11 | Water | 0.02% | 0.05% max |
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |