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) (5) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (33) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (3) Refractometer (REF) (2) Sample Type Plasma (1) Serum or Plasma (1) Urine (3) Test Area Exposure (3) Therapeutics (2) Test Category Anesthetics (2) Plasticizers (2) Volatiles (1) Test Sub-Category Barbiturates (12) (-) Other (5) Small Molecule (2) Your search has returned no tests.