Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (2) Enzyme-Linked Immunosorbent Assay (ELISA) (2) Enzyme Immunoassay (EIA) (3) Gas Chromatography (GC) (9) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (5) Headspace Gas Chromatography (GC) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (14) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (4) Sample Type Blood (8) Fluid (2) Serum or Plasma (6) Tissue (2) (-) Urine (5) Test Area Test Category Test Sub-Category Test Test Name 3990U Propoxyphene and Metabolite, Urine 5546U Phensuximide Confirmation (Qualitative), Urine 5618U Pentazocine Confirmation (Qualitative), Urine 8092U Postmortem, Prescription Drugs Screen, Urine (Forensic) 8633U Phenobarbital, Urine