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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 Hydrogen Sulfide gas, a colorless gas with the characteristic foul odor of rotten eggs, supplied by Middlesex Gases to commercial customers in Massachusetts, New Hampshire, Rhode Island and Connecticut and throughout New England.
| Chemical Symbol | H2S |
| Molecular Weight | 34.08 |
| Specific Volume | 123.134 |
| CAS Registry Number | 7783-06-4 |
| DOT Proper Name | Hydrogen Sulfide |
| Hazard Class | 2.3 |
| ID Number | UN1053 |
| Labels | Flammable Gas, Poison Gas, Dangerous to the Environment |
| Std. Cylinder Sizes* | Contents | Cylinder Pressure (PSIG) | CGA Valve Connection |
|---|---|---|---|
| 300 | 55lb/24.9kg | 252/17.37 | 330 |
SPECIFICATIONS SUBJECT TO CHANGE
| Grade | Purity | Impurity | Specifications | Equipment Recommended |
|---|---|---|---|---|
| 2.6 | 99.6% (liquid phase) | Call for Recommendation |