Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (7) Enzymatic Assay (EZA) (1) Enzyme-Linked Immunosorbent Assay (ELISA) (3) Enzyme Immunoassay (EIA) (1) Gas Chromatography (GC) (37) Gas Chromatography/Mass Spectrometry (GC/MS) (6) Gas Chromatography/Tandem Mass Spectrometry (GC-MS/MS) (1) Headspace Gas Chromatography (GC) (6) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (65) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (3) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (9) (-) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (2) Refractometer (REF) (2) Sample Type Fluid (1) Stool (1) Test Area Exposure (2) Test Category Metals/Elements (2) Test Sub-Category (-) Macrominerals (2) Test Test Name 3765FL Phosphorus - Total, Fluid 3765ST Phosphorus - Total, Stool