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) (13) (-) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (2) Sample Type Blood (4) (-) Fluid (2) Hair (3) Nails (1) Serum or Plasma (2) Stool (2) Tissue (2) Urine (2) Test Area (-) Exposure (2) Postmortem (1) Test Category Metals/Elements (2) Test Sub-Category Macrominerals (2) Test Test Name 2551FL Magnesium - Total, Fluid 3765FL Phosphorus - Total, Fluid