Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Gas Chromatography (GC) (7) Gas Chromatography/Mass Spectrometry (GC/MS) (5) (-) Headspace Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (30) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (3) Refractometer (REF) (2) Sample Type Blood (4) Serum or Plasma (1) Tissue (1) Urine (3) Test Area Exposure (5) Therapeutics (4) Test Category Antihistamines (4) Volatiles (5) Test Sub-Category Barbiturates (6) Benzodiazepines (4) Opiates/Opioids (2) (-) Other (9) Solvents (3) Your search has returned no tests.