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) (6) (-) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (1) Sample Type Blood (20) Fluid (1) (-) Hair (1) Serum or Plasma (18) Stool (1) Tissue (1) Urine (8) Test Area Test Category Test Sub-Category Test Test Name 2551H Magnesium - Total, Hair