scope:

This document describes specification requirements for gaseous and liquid oxygen produced only by the air liquefaction process. 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 All references should be to the current edition of CGA G-4.3, Commodity Specification for Oxygen.

WARNING: For safety reasons, do not permit oxygen to come in contact with oil, grease, asphalt, or similar substances. Use equipment cleaned for oxygen service in accordance with the current edition of CGA G-4.1, Cleaning Equipment for Oxygen Service [4].

This document does not attempt to recommend or establish end usage designations for specific types or grades of products. It is suggested that users requiring this kind of information contact individual gas suppliers.

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