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 (4) Fluid (1) Hair (3) Nails (1) Serum or Plasma (2) (-) Stool (2) Tissue (1) Urine (2) Test Area Test Category Test Sub-Category Test Test Name 1033ST Cathartic Laxatives Profile, Stool 2551ST Magnesium - Total, Stool