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Derivative spectrophotometric resolution of mixtures of the food colourants Tartrazine, Amaranth and Curcumin in a micellar medium

✍ Scribed by C. Cruces Blanco; A.M. García Campaña; F. Alés Barrero


Book ID
116069938
Publisher
Elsevier Science
Year
1996
Tongue
English
Weight
664 KB
Volume
43
Category
Article
ISSN
0039-9140

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We studied the ligand-displacement reaction of the Xylenol Orange complexes of Eu, Tb, and La with EDTA in a cetylpyridinium chloride micellar medium and determined the optimal conditions for the kinetic spectrophotometric determination of the different binary mixtures of the three rare earths, whic