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) (29) Enzyme Immunoassay (EIA) (12) Gas Chromatography/Mass Spectrometry (GC/MS) (7) Headspace Gas Chromatography (GC) (19) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (5) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (8) Sample Type Test Area Test Category Other (1) Test Sub-Category Your search has returned no tests.