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) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (11) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Spectrophotometry (SP) (1) Sample Type Fluid (1) (-) Tissue (1) Test Area (-) Therapeutics (1) Test Category Analgesics (1) Test Sub-Category Other (1) Your search has returned no tests.