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Updated: May 5, 2026
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Color Spot Test As a Presumptive Tool for the Rapid Detection of Synthetic Cathinones
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Did the illicit fentanyl trade experience a supply shock?
Kasey Vangelov1, Keith Humphreys2, Jonathan P Caulkins3
1School of Public Policy, University of Maryland, College Park, MD, USA.
Science (New York, N.Y.)
|January 8, 2026
Abstract
None:
A synthesis of government and social media data suggests a disruption, possibly tied to events in China.
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