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) (1) Gas Chromatography (GC) (18) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (3) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Headspace Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (27) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (6) Sample Type (-) 24 Hour Urine (1) (-) Blood (3) Hair (1) Urine (5) Test Area Drugs of Abuse (2) Exposure (2) Test Category Analgesics (2) Metals/Elements (1) Volatiles (1) Test Sub-Category Opiates/Opioids (2) Other (2) Your search has returned no tests.