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) (7) Gas Chromatography (GC) (33) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (3) (-) Headspace Gas Chromatography (GC) (7) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (119) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (5) (-) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (2) Spectrophotometry (SP) (2) Sample Type Blood (5) Serum or Plasma (3) Urine (4) Test Area Exposure (9) Therapeutics (3) Test Category Metals/Elements (2) Other (1) Sedative/Hypnotics (3) Solvents (4) Volatiles (2) Test Sub-Category Opiates/Opioids (1) (-) Other (12) Toxic Elements (38) Trace Elements (12) Your search has returned no tests.