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) (1) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (1) (-) Serum or Plasma (1) (-) Urine (1) Test Area Exposure (2) Test Category (-) Biomarkers (2) Test Sub-Category (-) Cyanide (2) Other (2) Test Test Name 4440SP Thiocyanate, Serum/Plasma 4440U Thiocyanate, Urine