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Direct linkFenk, Christopher J.; Kaufman, Nathan; Gerbig, Donald G., Jr. – Journal of Chemical Education, 2007
A new, fast and effective colorimetric analysis of the artificial sweetener aspartame is presented for application in undergraduate laboratory courses. This new method incorporates the use of a modified biuret reagent for selective detection and analysis of aspartame in aqueous solutions. The modified reagent is less caustic than the traditional…
Descriptors: Undergraduate Study, Chemistry, Laboratories, Undergraduate Students
Peer reviewedDado, Greg; Rosenthal, Jeffrey – Journal of Chemical Education, 1990
Presented is an experiment where the concentrations of three metal ions in a solution are simultaneously determined by ultraviolet-vis spectroscopy. Availability of the computer program used for statistically analyzing data using a multivariate linear regression is listed. (KR)
Descriptors: Chemistry, College Science, Computation, Computer Assisted Instruction
