The Audit® MicroControlsTM Linearity FLQ TDM for Ortho Vitros is intended to simulate human patient samples for use in determining linearity, calibration verification, and the verification of reportable range for the following analytes: Acetaminophen, Carbamazepine, Digoxin, Gentamicin, Lithium, Phenytoin, Salicylate, Theophylline, Tobramycin, Valproic Acid, Vancomycin.