On the challenge of unambiguous identification of fentanyl analogs: Exploring measurement diversity using standard reference mass spectral libraries Posted on October 12, 2023October 12, 2023 By Becky Carter Arun S. Moorthy PhD, Edward P. Erisman MS, Anthony J. Kearsley PhD, Yuxue Liang PhD, Edward Sisco PhD, William E. Wallace PhD J Forensic Sci; 68(5); 2023 Access article Chemistry, Crime Scene Investigation and Reconstruction, DREs / Traffic Safety Resource Prosecutors, Forensic Pathology and Medicolegal Death Investigation, Seized Drugs/Controlled Substances, Toxicology