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/Mass Spectrometry (GC/MS) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (2) Test Area Drugs of Abuse (9) (-) Exposure (2) Newborn Tox (3) Therapeutics (20) Test Category Other (1) Volatiles (1) Test Sub-Category (-) Other (2) Test Test Name 9142B Cyanide Screen, Blood 9327B Propane, Blood