Buy 5F-BB22 Crystal is an analytical reference material that is structurally categorized as a synthetic cannabinoid (CB). It is a full agonist of human CB1 and CB2 receptors (pEC50s = 8.55 and 7.97, respectively).1,2 5-fluoro PB-22 potently and dose-dependently induces hypothermia and reduces heart rate in rats, mimicking the in vivo effects of ?9-THC.1 This product is intended for research and forensic applications.