"CALIBRATOR USED TO CALIBRATE VITROS ECIQ, 3600 IMMUNODIAGNOSTIC SYSTEMS AND THE VITROS 5600 INTEGRATED SYSTEM; UNOPENED: CALIBRATOR SHOULD BE STORED FROZEN AT -20 C (-4 F). OPENED-RECONSTITUTED: CALIBRATOR SHOULD BE STORED REFRIGERATED AT 2-8 C (36-46 F)."