A novel double metal-dithizone functionalized polyurethane electrospun nanofiber and film for colorimetric determination of hexavalent chromium
Indiah Ratna Dewi, Thitima Rujiralai, Chatchai Putson, Wilairat Cheewasedtham
Abstract
This work proposes a highly specific method of Cr 6+ determination based on the double reactions of two metals, Co 2+ with dithizone to form a (DTZ)-Co 2+ complex, and the replacement of Co 2+ in the formed complex with Cr 6+ .
Topics & Concepts
DithizoneHexavalent chromiumPolyurethaneDetection limitChemistryMetalNuclear chemistryColorimetryChromiumChromatographyOrganic chemistryAnalytical Chemistry and SensorsElectrochemical sensors and biosensorsConducting polymers and applications