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) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (1) Sample Type Blood (5) (-) Fluid (3) Meconium (1) Serum or Plasma (3) Tissue (2) Urine (1) Test Area Drugs of Abuse (3) Test Category (-) Drugs of Abuse (3) Test Sub-Category Other (3) Your search has returned no tests.