Ammonia
ammonia, R717, anhydrous ammonia, sprit of hartshorn, ammonia anhydrous
How to detect Ammonia
Formula: NH3 | CAS: 7664-41-7
Synonyms: ammonia, R717, anhydrous ammonia, sprit of hartshorn, ammonia anhydrous
Ammonia is widely used in the production of many nitrogenous chemicals, such as ammonium nitrate fertiliser.
Specification
| Specification | Value/Information |
|---|---|
| Formula | NH3 |
| CAS no. | 7664-41-7 |
| Gas Response Factor, 11.7 eV | 5.70 |
| Gas Response Factor, 10.6 eV | 8.50 |
| Gas Response Factor, 10.0 eV | NA |
| ppm per mg/m⁻³, (20 °C, 1 bar) | 1.412 |
| Molecular Weight, g/mole | 17.0 |
| Melting point, °C | -78 |
| Boiling point, °C | -33 |
| Flash point, °C | 13.9 |
| Upper Explosive Limit, % | 32.5 |
| Lower Explosive Limit, % | 14 |
| Density, g.cm⁻³ | 0.773 |
| Specification | Value/Information |
|---|---|
| Ionisation Energy, eV | 10.18 |
| EH40 TWA, ppm | 25 |
| EH40 TWA, mg.m⁻³ | 18 |
| EH40 STEL, ppm | 35 |
| EH40 STEL, mg.m⁻³ | 25 |
| NIOSH ST, ppm | 35 |
| NIOSH TWA REL, ppm | 25 |
| NIOSH ST, mg.m⁻³ | 27 |
| NIOSH TWA REL, mg.m⁻³ | 18 |
| NIOSH IDLH, ppm | 300 |
| OSHA TWA PEL, ppm | 50 |
| OSHA TWA PEL, mg.m⁻³ | 35 |