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) (10) Gas Chromatography (GC) (53) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (4) Headspace Gas Chromatography (GC) (7) (-) Hematofluorometry (H) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (213) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (10) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (52) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (5) Spectrophotometry (SP) (3) Sample Type Blood (3) Serum or Plasma (1) Urine (1) Test Area Drugs of Abuse (1) Exposure (1) Therapeutics (3) Test Category Analgesics (1) Other (1) Sedative/Hypnotics (3) Test Sub-Category Biomarkers (1) Opiates/Opioids (1) Other (3) Your search has returned no tests.