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) (2) Gas Chromatography (GC) (3) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (2) Refractometer (REF) (2) Sample Type Fluid (1) Urine (2) Test Area Diagnostic Aids (2) Exposure (1) Test Category Analgesics (8) Anesthetics (6) Antianxiety (3) Antiarrhythmics (3) Anticholinergics (7) Antidepressants (9) Antiepileptics/Antiseizures (2) Antineoplastics (1) Antipsychotics (1) Antithrombotics (3) Benzodiazepines (3) Biomarkers (4) Depressants (6) Diuretics (2) Drugs of Abuse (2) (-) Electrolytes (2) Muscle Relaxants (4) NPS/Designer Drugs (6) Plasticizers (2) Sedative/Hypnotics (12) Stimulants (3) (-) Volatiles (1) Test Sub-Category Other (1) Small Molecule (2) Test Test Name 0556U Benzidine, Urine 0645FL Bicarbonate, Fluid 0645U Bicarbonate, Urine