Xylene mixed isomers
Violet 3, dimethyl benzenes
How to detect Xylene mixed isomers
Formula: C8H10 | CAS: 1330-20-7
Synonyms: Violet 3, dimethyl benzenes
Xylenes are an important constituent of gasoline and also used in the manufacture of various polyesters. They are a common constituent in oil based paints.
Specification
| Specification | Value/Information |
|---|---|
| Formula | C8H10 |
| CAS no. | 1330-20-7 |
| Gas Response Factor, 11.7 eV | 0.49 |
| Gas Response Factor, 10.6 eV | 0.54 |
| Gas Response Factor, 10.0 eV | 0.59 |
| ppm per mg/m⁻³, (20 °C, 1 bar) | 0.227 |
| Molecular Weight, g/mole | 106.2 |
| Melting point, °C | -48 |
| Boiling point, °C | 139 |
| Specification | Value/Information |
|---|---|
| Flash point, °C | 25 |
| Upper Explosive Limit, % | 8.1 |
| Lower Explosive Limit, % | 0.9 |
| Density, g.cm⁻³ | 0.86 |
| Ionisation Energy, eV | 8.56 |
| EH40 TWA, ppm | 50 |
| EH40 TWA, mg.m⁻³ | 220 |
| EH40 STEL, ppm | 100 |
| EH40 STEL, mg.m⁻³ | 441 |