R&D Systems offers controls designed specifically for use in the monitoring of certain processes in blood banks. The PLATELET-TROL Extended Platelet control is designed to monitor elevated platelet levels that exist in platelet concentrations. Approximate values available by level: level 1 = 500,000; level 2 = 750,000; level 3 = 1,000,000; level 4 = 1,500,500; level 5 = 2,000,000; and level 6 = 3,000,000. PLATELET-TROL Extended has 75-day closed-vial stability, with 14-day open-vial stability. The vial size is 3 mL. A complete quality-control program, CBC-Monitor, is provided to users.

R&D Systems
(800) 428-4246; www.RnDHeme.com