METHOD AND ELEMENT FOR ASSAY OF CATECHOL AND CATECHOL GENERATING SUBSTANCES

摘要

METHOD AND ELEMENT FOR AS SAY OF CATECHOL AND CATECHOL GENERATING SUBSTANCES A method and multilayer analytical element for the determination of catechol and catechol generating substances such as salicylate is described. A series of enzymatic conversions involving tyrosinase is used to convert catechol to o-quinone and the latter to convert a leuco dye to a colored dye.