CA125 Cancer Antigen (Ovarian Cancer), Low Cross Reactivity, Calibrator Grade

May be stored at 4 °C for short-term only. For long-term storage, aliquot to avoid repeated freezing and thawing and freeze at -20 °C. Stability tested one week at 35 °C, recovery confirmed within +10% in the range of 50 Units/ml. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.