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) (2) Enzyme Immunoassay (EIA) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Blood (3) Fluid (1) Serum or Plasma (3) Urine (4) Test Area (-) Drugs of Abuse (11) Test Category (-) Depressants (4) Diuretics (1) Hallucinogens (3) (-) Stimulants (7) Test Sub-Category Benzodiazepines (4) Opiates/Opioids (3) (-) Other (11) Your search has returned no tests.