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) (2) Sample Type Blood (1) (-) Fluid (1) (-) Hair (1) RBCs (1) Serum or Plasma (1) Stool (1) Urine (1) Test Area (-) Exposure (2) Test Category Metals/Elements (2) Test Sub-Category (-) Macrominerals (2) Other (6) Toxic Elements (2) Trace Elements (3) Test Test Name 2551FL Magnesium - Total, Fluid 2551H Magnesium - Total, Hair