This publication describes the specification requirements for nitrous oxide manufactured by various commercial processes. 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 fo Dangerous Goods Regulations; or ASME Boiler & Pressure Vessel Code, Section VIII, Division 1 [1, 2, 3]. All references should be to the current edition of CGA G-8.2. Commodity Specification for Nitrous Oxide.