These test strips are for the rapid and reliable determination of ascorbic acid / vitamin C in food. The test strips' easy dip-and-read-procedure provide reliable results within 30 seconds. Ascorbic acid or vitamin C is naturally found in many foods and vegetables. It is also added to juices or fruits as stabilizing and reducing agent. Thus, ascorbic acid and vitamin C are important parameters in the fruit producing and food processing industry. QUANTOFIX® Ascorbic acid test strips allow the quick and easy determination of vitamin C in fruit juices as well as on fresh cut surfaces of fruits and vegetables