Methane is a flammable, colorless, odorless, compressed gas.
See the Methane page under the Pure Gases Tab on the Menu of our Specialty Gas & Equipment Catalog for detailed information of gas purity http://www.airgassgcatalog.com/catalog/
Specifications
Size 300 High Pressure Industrial Cylinder
DOT Specification: 3AA-2400 - Canada 3AA-M183
O.D.: 9.25" - 235 mm
Length: 55" - 1397 mm
Weight: 132 lbs - 60 kg
Water Volume: 2990 Cubic Inches - 49 ltrs
Airco/BOC = T
Praxair = T
Air Products = A
Sizes may vary by location. Contact your Airgas representative or local branch location for availability in your area.