DescriptionOrder no. Description Quantity 24513 Whole Blood Calibrator, lyophil., for Vitamin B1, B2 and B6 5 x 2 mL Data Sheet 24513_1208 Order no. Description Quantity 24513 Whole Blood Calibrator, lyophil., for Vitamin B1, B2 and B6 5 x 2 mL Data Sheet 24513_1208