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) (2) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Blood (3) Serum or Plasma (2) (-) Tissue (1) Urine (3) Test Area Therapeutics (1) Test Category Anesthetics (1) Test Sub-Category (-) Other (1) Test Test Name 3214TI Nitrous Oxide, Tissue