Determination of Zn<sup>2+</sup> in Solid Pharmaceutical Dosage Forms by Means of Spectrophotometry in Micellar Media: Method Validation

In this study, a spectrophotometric method for the quantitative determination of zinc in a dietary supplement was validated. Zinc forms a ternary complex with Xylenol Orange and cetylpyridinium chloride in acetate buffer at pH = 5.5. The complex exhibits an absorption maximum at 560 nm. Linearity (r...

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Bibliographic Details
Main Authors: Luca Liviu Rus, Anca Maria Juncan, Veronica Isabela Crăciun, Adina Frum, Simona-Codruța Hegheș, Anca Butuca, Carmen Maximiliana Dobrea, Adriana Aurelia Chis, Andrei Catalin Muntean, Andreea Loredana Vonica-Ţincu, Claudiu Morgovan
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/12/9/4476