Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Enzymatic Assay (EZA) (4) Enzyme-Linked Immunosorbent Assay (ELISA) (6) Enzyme Immunoassay (EIA) (2) Gas Chromatography (GC) (7) Gas Chromatography/Mass Spectrometry (GC/MS) (10) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (53) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Fluid (1) Serum or Plasma (1) Urine (2) Test Area (-) Diagnostic Aids (4) Test Category Biomarkers (2) Electrolytes (2) Test Sub-Category Small Molecule (4) Your search has returned no tests.