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) (6) Enzyme-Linked Immunosorbent Assay (ELISA) (10) Enzyme Immunoassay (EIA) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (10) Headspace Gas Chromatography (GC) (8) Sample Type Test Area Test Category Antimicrobials (13) Test Sub-Category Your search has returned no tests.