Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Enzyme-Linked Immunosorbent Assay (ELISA) (3) Enzyme Immunoassay (EIA) (1) Gas Chromatography (GC) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (12) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (1) Hair (1) Serum or Plasma (1) Test Area Drugs of Abuse (3) Test Category Analgesics (2) Depressants (4) (-) Sedative/Hypnotics (3) Test Sub-Category Barbiturates (3) Your search has returned no tests.