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/Optical Emission Spectrometry (ICP/OES) (1) Sample Type Blood (66) Fluid (18) Hair (1) Meconium (1) Serum or Plasma (75) (-) Stool (1) Tissue (8) Urine (43) Test Area Exposure (1) Test Category Metals/Elements (1) Test Sub-Category Macrominerals (1) Test Test Name 2551ST Magnesium - Total, Stool