#TestIt Alert: Off-white powder sold in Chicago, IL as heroin, but actually contains fentanyl, quinine, 6-acetylcodeine, 6-acetylmorphine, and heroin

By: Rachel Clark, DanceSafe Contractor An off-white powder in a clear baggie with the design ‘Smoke 8FV’ on it was sold in Chicago, IL as heroin, but actually contains fentanyl, quinine, 6-acetylcodeine, 6-acetylmorphine, and heroin. The sample was submitted from Chicago, IL.  The sample turned light purple (slowly) in the presence of the Marquis reagent, light blue in the presence of the Mecke reagent, and light brown in the presence of the Mandelin reagent.  Fentanyl is active in minute quantities, which has made it a nationally-recognized contributor to the opioid crisis due to its concentrated (and often accidental) presence in pills and...