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) (2) (-) Enzyme-Linked Immunosorbent Assay (ELISA) (4) Enzyme Immunoassay (EIA) (1) Gas Chromatography (GC) (6) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (18) Sample Type Blood (1) Fluid (1) Hair (1) Serum or Plasma (1) Test Area Drugs of Abuse (4) Test Category Psychoactives (3) (-) Stimulants (4) Test Sub-Category Cocaine (4) Your search has returned no tests.