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) (2) Enzyme Immunoassay (EIA) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (2) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (1) Sample Type Blood (2) (-) Fluid (1) Serum or Plasma (2) (-) Urine (2) Test Area Drugs of Abuse (3) Test Category (-) Drugs of Abuse (3) Muscle Relaxants (1) Therapeutics (4) Test Sub-Category Other (3) Your search has returned no tests.