Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (37) Gas Chromatography/Mass Spectrometry (GC/MS) (10) Headspace Gas Chromatography (GC) (29) Hematofluorometry (H) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (6) (-) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (4) Spectrophotometry (SP) (2) Sample Type (-) Blood (2) Serum or Plasma (3) Urine (4) Test Area Drugs of Abuse (2) (-) Exposure (2) Impairment (3) Postmortem (10) Test Category Biomarkers (2) Test Sub-Category Cyanide (1) Other (1) Test Test Name 4440B Thiocyanate, Blood 4472B Thiosulfate, Blood