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) Enzymatic Assay (EZA) (2) Enzyme Immunoassay (EIA) (3) Gas Chromatography (GC) (2) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (2) Headspace Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (15) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (4) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (1) Refractometer (REF) (1) Sample Type Blood (3) Fluid (1) Plasma (1) Serum or Plasma (3) (-) Urine (2) Test Area Test Category Test Sub-Category Test Test Name 0810U Butabarbital, Urine 8620U Barbiturates Panel, Urine