Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Chemistry Analyzer (1) Colorimetry (C) (11) Enzymatic Assay (EZA) (2) Enzyme-Linked Immunosorbent Assay (ELISA) (2) Gas Chromatography (GC) (50) Gas Chromatography/Mass Spectrometry (GC/MS) (26) Headspace Gas Chromatography (GC) (30) Hematofluorometry (H) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (101) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (9) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (32) (-) Ion Specific Electrode (ISE) (1) Spectrophotometry (SP) (1) Sample Type Liquid (1) Test Area Substance ID (1) Test Category Metals/Elements (1) Test Sub-Category (-) Other (1) Trace Elements (3) Test Test Name 2090LI Fluoride Preservative Determination, Liquid