Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Headspace Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (7) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (10) (-) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (2) Sample Type (-) Fluid (1) (-) Hair (1) Stool (1) Test Area Exposure (2) Test Category Metals/Elements (2) Test Sub-Category Macrominerals (2) Test Test Name 2551FL Magnesium - Total, Fluid 2551H Magnesium - Total, Hair