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) (3) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (10) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) (-) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (2) Sample Type Blood (1) (-) Fluid (1) RBCs (1) Serum or Plasma (1) (-) Urine (1) Test Area Exposure (3) (-) Therapeutics (2) Test Category Mood Stabilizers (2) Test Sub-Category Metals/Elements (2) Test Test Name 2520FL Lithium, Fluid 2520U Lithium, Urine