Isobutane
2-methylpropane, R600a, R600a, R600a, trimethylmethane, 1,1-dimethylethane
How to detect Isobutane
Formula: C4H10 | CAS: 75-28-5
Synonyms: 2-methylpropane, R600a, R600a, R600a, trimethylmethane, 1,1-dimethylethane
Specification
| Specification | Value/Information |
|---|---|
| Formula | C4H10 |
| CAS no. | 75-28-5 |
| Gas Response Factor, 11.7 eV | 1.2 |
| Gas Response Factor, 10.6 eV | 8 |
| Gas Response Factor, 10.0 eV | ZR |
| ppm per mg/m⁻³, (20 °C, 1 bar) | 0.414 |
| Molecular Weight, g/mole | 58.1 |
| Melting point, °C | '-160 |
| Specification | Value/Information |
|---|---|
| Boiling point, °C | '-12 |
| Flash point, °C | '-107 |
| Upper Explosive Limit, % | 9.6 |
| Lower Explosive Limit, % | 1.8 |
| Density, g.cm⁻³ | 0.551 |
| Ionisation Energy, eV | 10.57 |
| NIOSH TWA REL, ppm | 800 |
| NIOSH TWA REL, mg.m⁻³ | 1900 |
























