METHOD OF PREPARING REAGENT FOR DETERMINING SUGARS IN PRESENCE OF REDUCING SUBSTANCES Russian patent published in 2013 - IPC G01N33/50 G01N33/02 

FIELD: chemistry.

SUBSTANCE: method involves dissolving 855 mg of a crystalline hydrate of copper chloride (CuCl₂·2H₂O) in 100 ml of distilled water (concentration of Cu²⁺ ions in the prepared solution is 50 mmol/l) and adding 1 ml of the prepared solution to 100 ml of a standard reagent used in glucose oxidase test. The ascorbic acid oxidant used is copper chloride solution in end concentration in the glucose oxidase reagent of 500 mcmol/l.

EFFECT: method enables correct determination of glucose content.

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