Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (2) Sample Type Blood (2) Fluid (2) Hair (1) (-) RBCs (2) Serum or Plasma (2) Stool (1) Tissue (1) Urine (2) Test Area Exposure (1) Therapeutics (1) Test Category Metals/Elements (1) Mood Stabilizers (1) Test Sub-Category (-) Macrominerals (1) (-) Metals/Elements (1) Other (1) Toxic Elements (3) Trace Elements (1) Test Test Name 2520R Lithium, RBCs 2551R Magnesium - Total, RBCs