Simultaneous spectrophotometric determination of food colorants employing multivariate calibration methods

This study investigated the simultaneous spectrophotometric determination of three food colorants - Tartrazine (T), Ponceau 4R (P) and Indigo carmine (I) - in mixtures employing multivariate calibration methods. Absorption spectra of 76 mixtures of the colorants were recorded. The 76 spectra were di...

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Bibliographic Details
Main Authors: Karuna Jainontee, Vannajan Sanghiran Lee, Sukon Prasitwattanaseree, Kate Grudpan
Format: Journal
Published: 2018
Online Access:https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=84881249247&origin=inward
http://cmuir.cmu.ac.th/jspui/handle/6653943832/47730
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Institution: Chiang Mai University
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