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 (3) (-) Fluid (2) Hair (1) RBCs (2) Serum or Plasma (2) Stool (2) Urine (2) Test Area (-) Exposure (2) Postmortem (1) Test Category Metals/Elements (2) Test Sub-Category (-) Macrominerals (2) Other (1) Toxic Elements (7) Trace Elements (5) Test Test Name 2551FL Magnesium - Total, Fluid 3765FL Phosphorus - Total, Fluid