Shop Print Media, No drawers, 92% Polyester / 8% Spandex, Submucosal Lifting Agent, Burton Medical®, Cryo Tags, For Use as Calibrator in the CEDIA Semiquantitative Determination of Drugs of Abuse in Human Urine on Automated Clinical Chemistry Analyzers, R1: 2 X 18 mL, R2: 2 X 9 mL