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 Sulfur Dioxide gas, at standard atmosphere a toxic gas with a pungent, irritating and rotten smell, supplied by Middlesex Gases to commercial customers in Massachusetts, New Hampshire, Rhode Island and Connecticut and throughout New England.
Chemical Symbol | SO2 |
Molecular Weight | 64.06 |
Specific Volume | (5.99 ft3/lb (0.374m3/kg) |
CAS Registry Number | 7446-09-5 |
DOT Proper Name | Sulfur Dioxide |
Hazard Class | 2.3 |
ID Number | UN1079 |
Labels | Toxic Gas, Corrosive |
Std. Cylinder Sizes* | Contents | Cylinder Pressure (PSIG) | CGA Valve Connection |
---|---|---|---|
LP60 | 150lb/68kg | 34/2.34 | 660 |
30 | 19/8.62kg | 34/2.34 | 660 |
SPECIFICATIONS SUBJECT TO CHANGE
Grade | Purity | Impurity | Specifications | Equipment Recommended |
---|---|---|---|---|
3.8 | 99.98% (Liquid Phase) | H2O Residue Acis as (H2SO4) | <100ppm <75ppm/1 <25ppm/w | Call for Recommendation |
3.0 | 99.9% (Liquid Phase) | Call for Recommendation |