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) (2) (-) Gas Chromatography (GC) (2) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Headspace Gas Chromatography (GC) (1) Hematofluorometry (H) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (2) Ion Specific Electrode (ISE) (2) Sample Type Blood (2) Serum or Plasma (1) Tissue (1) Urine (1) Test Area Drugs of Abuse (5) (-) Exposure (5) Therapeutics (42) Test Category Acids (3) Volatiles (2) Test Sub-Category Carboxylic Acids (3) Other (2) Your search has returned no tests.