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) (3) Headspace Gas Chromatography (GC) (2) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (6) (-) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (8) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (3) Spectrophotometry (SP) (2) Sample Type Serum or Plasma (1) Test Area (-) Exposure (1) Therapeutics (1) Test Category Biomarkers (1) Test Sub-Category (-) Other (1) Test Test Name 4239SP Sulfide Exposure Biouptake Marker, Serum/Plasma