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) Enzyme-Linked Immunosorbent Assay (ELISA) (15) Enzyme Immunoassay (EIA) (5) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) Headspace Gas Chromatography (GC) (5) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) (-) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Sample Type Blood (2) Fluid (2) Serum or Plasma (2) Tissue (1) Urine (2) Test Area Drugs of Abuse (9) Test Category Depressants (2) (-) Drugs of Abuse (9) Gases (3) Industrial/Environmental Toxins (1) Muscle Relaxants (4) Solvents (4) Volatiles (5) Test Sub-Category Other (9) Your search has returned no tests.