1,4-Dioxan HPLC & Spectroscopy 1LT | |||
30630LC100 | 417081021KW | ||
HPLC & Spectroscopy | 4170810 | ||
123-91-1 | 99116 | ||
C4H8O2 | November 2023 | ||
88.11 | October 2028 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
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 | 1.031g | 1.030 - 1.035g |
5 | Refractive index | 1.422 | 1.421 - 1.423 |
6 | UV absorbance profile (10mm cell) at 235 nm | 0.945 | 1.0 max |
7 | UV absorbance profile (10mm cell) at 270 nm | 0.092 | 0.1 max |
8 | UV absorbance profile (10mm cell) at 300 nm | 0.008 | 0.01 max |
9 | Residue on evaporation | 0.0006% | 0.001% max |
10 | Free acid(as CH3COOH) | 0.004% | 0.01% max |
11 | Water | 0.02% | 0.05% max |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |