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) (1) Sample Type (-) Serum or Plasma (1) Test Area Therapeutics (1) Test Category Alcohol Deterrents (1) Alcohols (2) Analgesics (12) Anesthetics (3) Antianxiety (3) Antiarrhythmics (2) Anticholinergics (6) Anticoagulants (1) Antidepressants (8) Antiepileptics/Antiseizures (6) Antifibrinolytics (1) Antigout Agents (1) Antihistamines (2) Antihypertensives (4) Antimicrobials (5) (-) Antineoplastics (1) Antipsychotics (6) Antithrombotics (7) Antitussives/Cough Suppressants (2) Benzodiazepines (2) Biomarkers (5) Bronchodilators (1) Depressants (8) Diuretics (3) Electrolytes (1) Immunosuppressants (1) Metals/Elements (23) NPS/Designer Drugs (12) Pesticides/Insecticides (6) Plasticizers (2) Potassium Channel Blockers (2) Psychoactives (5) Sedative/Hypnotics (10) Solvents (2) Stimulants (10) Volatiles (8) Test Sub-Category Alkylating Agents (1) Test Test Name 0820SP Busulfan, Serum/Plasma