Please see images above related to a drug checking alert from 28th April at GYDT centre at 880 East Hastings in Vancouver.
A Purple chunk substance (Suspected "down"; Fentanyl) was tested using the FTIR Spectrometer, which found Caffeine and Mannitol; and both fentanyl and benzo test strips were positive.
Key points:
Benzodiazepine-positive sample of purple-coloured down being sold in DTES.
Client reported days-long period of anxiety and sleeplessness post-consumption.