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Middlesex Gases is now making dry ice in-house. To request a quote or to learn more about the delivery options, visit our dry ice page. Click here. |
Learn more about Ethylene gas, a colorless, flammable gas with a sweet odor, supplied by Middlesex Gases to commercial customers in Massachusetts, New Hampshire, Rhode Island and Connecticut and throughout New England.
| Chemical Symbol | C2H4 |
| Molecular Weight | 28.05 |
| Specific Volume | 13.70 ft3/lb (0.86 m3/kg) |
| CAS Registry Number | 74-85-1 |
| DOT Proper Name | Ethylene, Compressed |
| Hazard Class | 2.1 |
| ID Number | UN1962 |
| Labels | Flammable Gas |
| Std. Cylinder Sizes* | Contents | Cylinder Pressure (PSIG) | CGA Valve Connection |
|---|---|---|---|
| 300 | 37lb | 1600 | 350 |
| 250 | 30lb | 1200 | 350 |
| 80 | 10lb | 1200 | 350 |
SPECIFICATIONS SUBJECT TO CHANGE
| Grade | Purity | Impurity | Specifications | Equipment Recommended |
|---|---|---|---|---|
| 4.0 | 99.99% | Total Impurities | <100ppm | Call for Recommendation |
| 3.0 (Polymer Grade) | 99.9% | Total Impurities | <0.1% | Call for Recommendation |
| 2.5 (Chemically Pure) | 99.5% | Total Impurities | <0.5% | Call for Recommendation |