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Konski, Krzysiek; Saw, Jessica; Torriero, Angel A. J. – Journal of Chemical Education, 2017
This letter comments on the paper "Analysis of Citric Acid in Beverages: Use of an Indicator Displacement Assay" ["J. Chem. Educ." 2010, 87 (8), 832-835 (EJ918557)]. Discrepancies in figures and host:indicator complex behavior are discussed and an alternative experimental protocol presented.
Descriptors: Undergraduate Students, College Science, Chemistry, Science Laboratories