Middlesex Gases

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

Contact Us To Confirm

Additional Information
GradePurityImpuritySpecifications 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.

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