Acetylene
acetylene, ethine, ethyne
How to detect Acetylene
Formula: C2H2 | CAS: 74-86-2
Synonyms: acetylene, ethine, ethyne
Specification
| Specification | Value/Information |
|---|---|
| Formula | C2H2 |
| CAS no. | 74-86-2 |
| Gas Response Factor, 11.7 eV | 2 |
| Gas Response Factor, 10.6 eV | ZR |
| Gas Response Factor, 10.0 eV | ZR |
| ppm per mg/m⁻³, (20 °C, 1 bar) | 0.924 |
| Molecular Weight, g/mole | 26.0 |
| Melting point, °C | '-84 |
| Specification | Value/Information |
|---|---|
| Boiling point, °C | '-84 |
| Flash point, °C | '-18 |
| Upper Explosive Limit, % | 100 |
| Lower Explosive Limit, % | 2.5 |
| Density, g.cm⁻³ | 0.613 |
| Ionisation Energy, eV | 11.4 |
| NIOSH ceiling, ppm | 2500 |
| NIOSH ceiling, mg.m⁻³ | 2662 |









