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) (4) Enzyme Immunoassay (EIA) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (4) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (3) Sample Type Blood (2) Fluid (1) Serum or Plasma (2) Urine (2) Test Area (-) Drugs of Abuse (7) Test Category (-) Drugs of Abuse (7) Muscle Relaxants (3) Test Sub-Category Other (7) Your search has returned no tests.