Notes: 5-fluoro CUMYL-PeGACLONE N-pentanoic acid metabolite (Item No. 31284) is an analytical reference standard categorized as a synthetic cannabinoid metabolite.{49125} 5-fluoro CUMYL-PeGACLONE N-pentanoic acid metabolite is a metabolite of 5-fluoro CUMYL-PeGACLONE (Item No. 25435). This product is intended for research and forensic applications.