Determination of organic acids in beverages

INTRODUCTION

The method is used for the determination of the mass concentration of organic acids and their salts: oxalic, formic, tartaric, malic, citric, succinic, lactic, acetic and sorbic acids in all types of alcoholic and non-alcoholic beverages, juices, wine and wine products, beer and beer products by capillary electrophoresis.

The method does not distinguish between organic acids and their salts. The result is the sum of the respective acid content and its salt content calculated as acid.

For the determination of preservatives, sweeteners, caffeine, ascorbic acid in beverages use Complex set (order No. 0300002054).

For the determination of cations (K, Na, Mg, Ca) in beverages use set (order No. 0300002735).

For the determination of fructose, glucose and saccharose in beverages use kit (order No. 0300001587).