Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (2) Gas Chromatography (GC) (19) Gas Chromatography/Mass Spectrometry (GC/MS) (2) Headspace Gas Chromatography (GC) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (32) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) (-) Immunoassay (IA) (2) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (5) Spectrofluorometry (SF) (1) Sample Type (-) Serum or Plasma (2) Urine Testing an override in the Purpose 4-15-24 (1) Test Area Test Category Test Sub-Category Test Test Name 1613SP Digitoxin, Serum/Plasma 1788SP Acetaminophen, Serum/Plasma