Dipyanone (Opioid): Announcement of Newly Identified Novel Psychoactive Substance (NPS) in the United States Posted on March 16, 2022March 16, 2022 By Becky Carter Alex J. Krotulski, PhD; Amy McBride, BS; Kyle Brown, MSFS, ABC-DA; Melissa F. Fogarty, MSFS, D-ABFT-FT; and Barry K. Logan, PhD, F-ABFT CFSRE; March 14, 2022 Download PDF Chemistry, Crime Scene Investigation and Reconstruction, DREs / Traffic Safety Resource Prosecutors, Forensic Pathology and Medicolegal Death Investigation, Seized Drugs/Controlled Substances, Toxicology