By Dipl.-Brm. Mirko Geier and Dr Diedrich Harms, Central Laboratory of VLB Berlin
Photometry is an important part of modern laboratory activity within a beverage company. The determination of bitterness units, colour and photometric iodine samples are just some examples of the routine analysis that takes place in a brewery laboratory. These methods involve various enzymatic detections, such as the determination of alcohol or sugars (sucrose, fructose and glucose).