Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzymatic Assay (EZA) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Sample Type Blood (7) (-) Fluid (2) Serum or Plasma (3) Tissue (1) Urine (11) Test Area Diagnostic Aids (2) Test Category Analgesics (1) Anesthetics (1) Antianxiety (1) Antidepressants (1) Antiepileptics/Antiseizures (1) Antimicrobials (1) (-) Biomarkers (1) Bronchodilators (1) Depressants (3) (-) Electrolytes (1) Metals/Elements (3) Psychoactives (1) Solvents (1) Stimulants (4) Test Sub-Category Small Molecule (2) Test Test Name 0420FL Betahydroxybutyric Acid, Fluid 0645FL Bicarbonate, Fluid