This publication describes the specification requirements for gaseous and liquid helium.

The term container as used in this publication shall refer to portable compressed gas cylinders and liquid containers made in accordance with Title 49 of the U.S. Code of Federal Regulations (49 CFR) Parts 100-180; Transport Canada's (TC) Transportation of Dangerous Goods Regulations; or ASME Boiler Pressure Vessel Code, Section VIII, Div 1 [1, 2, 3].¹

NOTE—This publication does not attempt to recommend or establish end usage designations for specific types or grades of products. Users requiring this kind of information should contact individual gas suppliers.

¹ References are shown by bracketed numbers and are listed in order of appearance in the reference section.

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