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) (2) Gas Chromatography (GC) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (4) Headspace Gas Chromatography (GC) (1) Hematofluorometry (H) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (17) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (2) (-) Ion Specific Electrode (ISE) (2) Sample Type (-) Blood (1) Liquid (1) Serum or Plasma (1) (-) Urine (1) Test Area Exposure (1) Other (1) Test Category Metals/Elements (2) Test Sub-Category Trace Elements (2) Test Test Name 2090U Fluoride, Urine 2092B Fluoride Preservative Determination, Blood