Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (7) Sample Type Serum or Plasma (1) Test Area Therapeutics (1) Test Category Depressants (1) Test Sub-Category (-) Opiates/Opioids (1) Other (27) Test Test Name 2064SP Ethylmorphine, Serum/Plasma