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 (3) Analgesics (15) Anesthetics (3) Antianxiety (5) Antiarrhythmics (4) Anticholinergics (6) Anticoagulants (2) Antidepressants (9) Antiepileptics/Antiseizures (8) Antifibrinolytics (1) Antigout Agents (1) Antihistamines (3) Antihypertensives (6) Antimicrobials (6) (-) Antineoplastics (1) Antipsychotics (7) Antithrombotics (8) Antitussives/Cough Suppressants (2) Benzodiazepines (2) Biomarkers (4) Bronchodilators (3) Depressants (11) Diuretics (4) Electrolytes (1) Immunosuppressants (1) Metals/Elements (22) NPS/Designer Drugs (12) Pesticides/Insecticides (6) Plasticizers (1) Potassium Channel Blockers (1) Psychoactives (9) Sedative/Hypnotics (9) Solvents (3) Stimulants (14) Volatiles (7) Test Sub-Category Alkylating Agents (1) Test Test Name 0820SP Busulfan, Serum/Plasma