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) Sample Type Fluid (1) (-) Urine (1) Test Area (-) Diagnostic Aids (1) Test Category Benzodiazepines (1) Biomarkers (2) Depressants (3) (-) Electrolytes (1) Metals/Elements (1) NPS/Designer Drugs (6) Psychoactives (1) Sedative/Hypnotics (1) Stimulants (2) Test Sub-Category Small Molecule (1) Test Test Name 0645U Bicarbonate, Urine