Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Chemistry Analyzer (1) Gas Chromatography (GC) (9) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Headspace Gas Chromatography (GC) (5) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (24) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (9) (-) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (2) Sample Type Blood (1) (-) Fluid (1) Hair (1) Serum or Plasma (1) Stool (1) (-) Tissue (1) Urine (1) Test Area Exposure (1) Therapeutics (1) Test Category Metals/Elements (1) Mood Stabilizers (1) Test Sub-Category Macrominerals (1) Metals/Elements (1) Test Test Name 2520TI Lithium, Tissue 2551FL Magnesium - Total, Fluid