This publication describes current industry practice for firms that engage in manufacturing, packaging, storing, and distributing food gases that are either supplied in gaseous, liquid, or solid form in various types of containers or manufactured onsite. It outlines the general requirements that apply to food gas processes and provides a summary of the applicable federal, state, and provincial regulations together with guidance on how to meet the requirements of the regulations. It provides reference, where applicable, to product specifications. Although this publication is primarily applicable to firms engaged in manufacturing, packaging, storing, and distributing food gases, portions of this publication may also apply to firms that only distribute food gases.

This publication does not apply to the following applications:

• fish farm oxygenation;
• oxygen bars; or
• treatment of water for food applications.