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) (21) Headspace Gas Chromatography (GC) (30) Hematofluorometry (H) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (107) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (8) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (35) Ion Specific Electrode (ISE) (1) (-) Spectrophotometry (SP) (1) Sample Type Blood (1) Test Area Exposure (1) Test Category Biomarkers (1) Test Sub-Category (-) Other (1) Test Test Name 2887B Methemoglobin, Blood