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 (1) Analgesics (9) Anesthetics (2) Antianxiety (4) Antiarrhythmics (2) Anticholinergics (4) Anticoagulants (2) Antidepressants (7) Antiepileptics/Antiseizures (7) Antifibrinolytics (1) Antigout Agents (1) Antihistamines (1) Antihypertensives (4) Antimicrobials (4) (-) Antineoplastics (1) Antipsychotics (5) Antithrombotics (7) Antitussives/Cough Suppressants (1) Benzodiazepines (1) Biomarkers (3) Bronchodilators (3) Depressants (9) Diuretics (2) Electrolytes (1) Immunosuppressants (1) Metals/Elements (16) NPS/Designer Drugs (6) Pesticides/Insecticides (4) Plasticizers (1) Potassium Channel Blockers (1) Psychoactives (6) Sedative/Hypnotics (5) Solvents (2) Stimulants (9) Volatiles (2) Test Sub-Category Alkylating Agents (1) Test Test Name 0820SP Busulfan, Serum/Plasma