Definitions for "Compressed gas"
Any gas or gas mixture that, when enclosed in a container, has a pressure exceeding 40 psia at 70°F, has a pressure exceeding 104 psia at 130°F, or any liquid flammable material having a vapor pressure exceeding 40 psia at 100°F.( 0301)
A gas or mixture of gases having, in a container, pressure exceeding 40 psi at 70oF (21.1oC) or exceeding 104 psi at 130oF (54.4oF).
is defined as any material or mixture having in the container an absolute pressure exceeding 40 psig at 70°F or having an absolute pressure exceeding 104 psig at 130°F.