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) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (3) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (6) (-) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Refractometer (REF) (2) Sample Type Blood (4) Serum or Plasma (2) (-) Urine (4) Test Area Exposure (2) Therapeutics (2) Test Category Antihistamines (1) Antitussives/Cough Suppressants (1) Volatiles (2) Test Sub-Category Barbiturates (1) (-) Other (4) Your search has returned no tests.