Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (1) Serum or Plasma (1) (-) Urine (1) Test Area (-) Drugs of Abuse (1) Test Category (-) Benzodiazepines (1) Drugs of Abuse, Therapeutics (1) Psychoactives (2) Stimulants (3) Test Sub-Category Designer Benzodiazepines (1) Test Test Name 1271U Clonazolam & 8-Aminoclonazolam (Qualitative), Urine