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) (1) Sample Type Blood (1) (-) Fluid (1) Hair (1) RBCs (1) Serum or Plasma (1) Stool (1) Urine (1) Test Area Exposure (1) Test Category Metals/Elements (1) Test Sub-Category Antiarrhythmics (2) Antimalarials (2) Benzodiazepines (1) Beta Blockers (1) (-) Macrominerals (1) Metals/Elements (2) Non-Benzodiazepines (2) NSAIDs (2) Opiates/Opioids (3) Other (26) Selective Serotonin Reuptake Inhibitors (SSRI) (3) Toxic Elements (4) Trace Elements (2) Test Test Name 2551FL Magnesium - Total, Fluid