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) (13) Enzyme-Linked Immunosorbent Assay (ELISA) (27) Enzyme Immunoassay (EIA) (7) Gas Chromatography (GC) (41) Gas Chromatography/Mass Spectrometry (GC/MS) (24) Headspace Gas Chromatography (GC) (61) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (7) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (9) Refractometer (REF) (2) Sample Type Fluid (2) Tissue (2) Urine (9) Test Area Exposure (9) Postmortem (4) Test Category (-) Therapeutics (4) (-) Volatiles (9) Test Sub-Category Other (13) Your search has returned no tests.