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Carbon dioxide

Published by U.S. Food and Drug Administration | U.S. Department of Health & Human Services | Metadata Last Checked: February 18, 2026 | Last Modified: 2025-03-17
Carbon Dioxide is a prescription gas used as a radiographic contrast agent to enhance X-ray images, particularly for respiratory procedures. It is inhaled at a concentration of 990 mL/L and comes in various cylinder sizes. Manufactured by Mitchell Welding Supply. This information was generated using AI and is provided for informational and research purposes only.

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