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) (8) Sample Type Blood (2) Fluid (1) Serum or Plasma (2) Tissue (1) Urine (2) Test Area (-) Drugs of Abuse (8) Test Category NPS/Designer Drugs (4) (-) Stimulants (8) Test Sub-Category (-) Other (8) Your search has returned no tests.