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 80 High Pressure Industrial Cylinder
DOT Specification: 3AA-2015 - Canada 3AA-M154
O.D.: 7" - 178 mm
Length: 31 - 787 mm
Weight: 49 lbs - 22.2 kg
Water Volume: 942 Cubic Inches - 15.4 ltrs
Airco/BOC = Q
Praxair = Q
Air Products = C
Sizes may vary by location. Contact your Airgas representative or local branch location for availability in your area.