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 Blood (8) (-) Hair (1) Serum or Plasma (12) Urine (4) Test Area Test Category Test Sub-Category Test Test Name 5906H GC/MS Confirmation, Hair