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) (7) (-) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (2) Sample Type Blood (27) Fluid (8) (-) Hair (1) Meconium (1) Oral Fluid (Saliva) (1) Serum or Plasma (29) (-) Stool (1) Tissue (2) Urine (19) Test Area Exposure (2) Test Category Metals/Elements (2) Test Sub-Category Macrominerals (2) Test Test Name 2551H Magnesium - Total, Hair 2551ST Magnesium - Total, Stool