Beneito-Cambra, M Characterization and determination of poly(vinylpyrrolidone) by complexation with an anionic azo-dye and nonequilibrium capillary electrophoresis. [electronic resource] - Journal of chromatography. A Dec 2009 - 9014-21 p. digital Publication Type: Journal Article ISSN: 1873-3778 Standard No.: 10.1016/j.chroma.2009.11.012 doi Subjects--Topical Terms: AnionsAzo Compounds--chemistryCalibrationColoring Agents--chemistryDetergents--chemistryElectrophoresis, Capillary--methodsKineticsMolecular WeightPovidone--analysis