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/Mass Spectrometry (GC/MS) (1) Sample Type 24 Hour Urine (1) Blood (96) Fluid (2) Hair (7) Meconium (1) Nails (5) (-) Plasma (1) RBCs (5) Serum or Plasma (93) Stool (1) Tissue (1) Urine (56) Test Area Test Category Test Sub-Category Test Test Name 2063P Etomidate, Plasma