Specialty Gases
Oxygen Gas Supplier for New England
Oxygen Gas
A colorless, odorless, tasteless, highly oxidizing gas
Learn more about Oxygen gas, the most abundant element on the earth’s surface. As a gas, it’s indispensable in respiration. Composing almost 21% of the atmosphere, Oxygen is a colorless, odorless and tasteless gas which supports combustion. As a liquid at -297°F, Oxygen is light blue in color and is approximately 14% heavier than water. Middlesex Gases supplies Liquid Oxygen to commercial customers in Massachusetts, New Hampshire, Rhode Island, Connecticut and throughout New England.
TECHNICAL INFORMATION
| Chemical Symbol | O2 |
| Molecular Weight | 32.00 |
| Specific Volume | 12.1 ft3/lb (0.76 m3/kg) |
| CAS Registry Number | 7782-44-7 |
SHIPPING INFORMATION
| DOT Proper Name | Oxygen, Compressed |
| Hazard Class | 2.2 |
| ID Number | UN1072 |
| Labels | Nonflammable Gas, Oxidizer |
CYLINDER SIZES AVAILABLE
| Std. Cylinder Sizes* | Contents | Cylinder Pressure (PSIG) | CGA Valve Connection |
|---|---|---|---|
| 300 | 337 | 2640 | 540 |
| 200 | 249 | 2200 | 540 |
| 80 | 83 | 2200 | 540 |
*Nonstandard cylinder sizes available upon request
SPECIFICATIONS SUBJECT TO CHANGE
Additional Information
| Grade | Purity | Impurity | Specifications | Equipment Recommended |
|---|---|---|---|---|
5.0 (Research) |
99.999% |
Argon Moisture Nitrogen Total Hydrocarbons CO/CO2 |
<5ppm <2ppm <5ppm <1ppm <1ppm |
3201 |
4.3 (Ultra High Purity) |
99.993% |
Argon Moisture Nitrogen Total Hydrocarbons |
<40ppm <3ppm <10ppm <0.5ppm |
3101 or 3201 |
| Zero 2.8 | 99.8% | Total Hydrocarbons | <0.5ppm | 3101 or 3201 |
| Extra Dry 2.6 | 99.6% | Moisture | <10ppm | 3101 or 3201 |
This information in no way replaces the Safety Data Sheets (SDS) for use and safety standards. Please refer to the SDS for details.
