4Sure Blood Glucose Test Strips 1 x 50 - Free Postage

4SURE blood glucose test strips combine 4 gold electrodes with GDH-FAD enzyme.
Blood glucose test strip expiration date is 24 months from date of manufacture; opening of vial has no impact on expiration date. β-ketone test strips are individually foil wrapped and have 18 months shelf life. 5 Second reaction time.