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A new technique for spectrophotometric determination of Pseudoephedrine and Guaifenesin in syrup and synthetic mixture

✍ Scribed by Siavash Riahi; Farshad Hadiloo; Seyed Mohammad R. Milani; Nazila Davarkhah; Mohammad R. Ganjali; Parviz Norouzi; Payam Seyfi

Book ID
112073782
Publisher
John Wiley and Sons
Year
2011
Tongue
English
Weight
172 KB
Volume
3
Category
Article
ISSN
1942-7603

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A new spectrophotometric method has been applied to the determination of zinc in bottled mineral water (with and without gas), refreshments, vinegar, and table salt. The method introduces the I-[di-(2-pyridyl)methylidene]-5-(salicylidene)-thiocarbohydrazone (DPST) as chromogenic reagent. This proced