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) (14) (-) Headspace Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (25) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Immunoassay (IA) (1) Spectrofluorometry (SF) (1) Sample Type Blood (4) (-) Serum or Plasma (2) Urine (2) Test Area Drugs of Abuse (3) (-) Exposure (2) Impairment (1) Test Category Volatiles (2) Test Sub-Category Other (2) Test Test Name 1590SP Diethyl Ether, Serum/Plasma 1740SP Dioxane-1,4, Serum/Plasma