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| Property | Value |
|---|---|
| Autoignition Temperature | 997 °F |
| Vapor Pressure | 22 mmHg ( 20 °C) |
| Density | 0.865 g/mL at 25 °C(lit.) |
| Vapor Density | 3.2 (vs air) |
| Refractive Index | n/D 1.496(lit.) |
| Explosion Limit | 7 % |
| Boiling point | 110.6 °C |
| Freezing point | -95 °C |
| Density | 0.867 g/cm3 |
| Property | Value |
|---|---|
| Flashpoint | 4 °C |
| Hazard Class | 3 |
| Package Group | II |
| UN ID | 1294 |
| Property | Value |
|---|---|
| Assay (GC) | min. 99.9 % |
| Non-volatile matter | max. 0.0005 % |
| Water (Karl Fischer) | max. 0.02 % |
| Free acid (as HCl) | max. 0.001 % |
| Thiophene | max. 0.0005 % |
| Absorbance at 400 nm | max. 0.01 |
| Absorbance at 350 nm | max. 0.01 |
| Absorbance at 300 nm | max. 0.10 |
| Absorbance at 288 nm | max. 0.50 |
| Absorbance at 286 nm | max. 1.00 |
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