U.S. Department of Homeland Security

10/28/2026 | Press release | Distributed by Public on 10/29/2026 06:29

Rapid Detection of Cyanide Method Fact Sheet

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The DHS Security Science and Technology Directorate Chemical Security Analysis Center's Rapid Detection of Cyanide (RAPCYD) Method supports the development of an accessible diagnostic tool for emergency services and first responders. Designed for use in challenging field environments, RAPCYD combines a simple colorimetric test strip with a smartphone application to rapidly analyze samples and support timely emergency-response and treatment decisions.

U.S. Department of Homeland Security published this content on October 28, 2026, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on October 29, 2026 at 12:29 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]