Test methods in analytical chemistry: Determining the capacity of test reagents containing heterocyclic azo compoundsстатья
Информация о цитировании статьи получена из
Scopus,
Web of Science
Статья опубликована в журнале из списка Web of Science и/или Scopus
Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:A procedure has been developed for the photometric determination of heterocyclic azo compounds 1-(2-pyridylazo)-2-naphthol (PAN), 4-(2-pyridylazo)resorcinol (PAR), 1-(2-thiazolylazo)-2-naphthol (TAN), and 4-(2-thiazolylazo)resorcinol (TAR) by the reaction of oxidation by cerium(IV) salts. This procedure is applied to determining 5-100 mu mol/g of heterocyclic azo compounds immobilized on S-80 silica gel and employed in test methods as test reagents.