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) (9) (-) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (4) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (9) Sample Type Blood (1) Test Area Therapeutics (1) Test Category (-) Analgesics (1) Antidepressants (2) Test Sub-Category Opiates/Opioids (1) Test Test Name 8723B Pentazocine, Blood