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) (4) Headspace Gas Chromatography (GC) (3) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (20) Sample Type Test Area Test Category Analgesics (4) Anesthetics (2) Antihistamines (2) Sedative/Hypnotics (3) Solvents (2) Test Sub-Category Your search has returned no tests.