Learn more about Air, a colorless, odorless, nonflammable gas supplied by Middlesex Gases to commercial customers in Massachusetts, New Hampshire, Rhode Island and Connecticut and throughout New England.
Chemical Symbol | N/A |
Molecular Weight | 28.96 |
Specific Volume | 13.3 ft3/lb (0.833/kg) |
CAS Registry Number | 132259-10-0 |
DOT Proper Name | Air, Compressed |
Hazard Class | 2.2 |
ID Number | UN1002 |
Labels | Nonflammable Gas |
Std. Cylinder Sizes* | Contents | Cylinder Pressure (PSIG) | CGA Valve Connection |
300 | 311 | 2640 | 590 |
200 | 233 | 2200 | 590 |
80 | 88 | 2200 | 590 |
SPECIFICATIONS SUBJECT TO CHANGE
Grade | Purity | Impurity | Specifications | Equipment Recommended |
---|---|---|---|---|
Ultra Zero | THC H2O CO2 CO | <0.1 ppm <3 ppm <1 ppm <1 ppm | 3101 or 3201 Regulator | |
Zero 0.1 | THC H2O | <0.1 ppm <3 ppm | 3101 or 3201 | |
Zero 1.0 | THC H2O | <1.0 ppm <3 ppm | 3101 or 3201 | |
Zero 2.0 | THC | <2.0 ppm | 3101 or 3201 | |
Dry | H2O | <10 ppm | 3101 or 3201 |