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The Society of Automotive Engineers requested that the Compressed Gas Association provide cleaning requirements for equipment used in hydrogen vehicle fueling applications. This position statement addresses the potential negative impact of impurities on Proton Exchange Membrane (PEM) equipment and the steps that may be taken to manage the solid, liquid, and transitional impurities that can be introduced into a hydrogen supply system during the fabrication and installation of a hydrogen supply system.
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Published in 2007. Reaffirmed in 2014 and 2019. Available from https://portal.cganet.com/Publication/Details.aspx?id=PS-31
Deadline to submit proposed changes for next edition is 6/12/2025.