A complete monograph with physical properties is included, as well as how hydrogen is made, used, contained and transported. This publication complements G-5.4 and G-5.5 to ensure safe and effective hydrogen installations.
Eighth edition published November 2017. Available at https://portal.cganet.com/Publication/Details.aspx?id=G-5
Updates for the next edition is moving through the ANSI review process.