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) (4) Sample Type Blood (1) Fluid (1) Serum or Plasma (1) Urine (1) Test Area Drugs of Abuse (4) Test Category Analgesics (57) (-) Depressants (4) Drugs of Abuse (2) Test Sub-Category Benzodiazepines (1) (-) Opiates/Opioids (4) Other (11) Phenothiazines (3) Test Test Name 8665B 6-Monoacetylmorphine - Free (Unconjugated), Blood 8665FL 6-Monoacetylmorphine - Free (Unconjugated), Fluid 8665SP 6-Monoacetylmorphine - Free (Unconjugated), Serum/Plasma 8665U 6-Monoacetylmorphine - Free (Unconjugated), Urine