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Extractive-Spectrophotometric Determination of Ephedrine with Sodium 1,2-Naphthoquinone-4-Sulphonate in Pharmaceutical Formulations

✍ Scribed by Falcó, Pilar Campins; Cabeza, Adela Sevillano; Legua, Carmen Molins


Book ID
120647943
Publisher
Taylor and Francis Group
Year
1994
Tongue
English
Weight
532 KB
Volume
27
Category
Article
ISSN
0003-2719

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Extractive-spectrophotometric determinat
✍ Carmen Molins Legua; Pilar Campíns Falcó; Adela Sevillano Cabeza 📂 Article 📅 1993 🏛 Elsevier Science 🌐 English ⚖ 732 KB

Sodium 1,Znaphthoquinone 4-sulphonate (NQS) was tested as a reagent for amphetamine in order to develop an extractive-spectrophotometric method for the determination of the drug in urine samples. The standard additions method showed the absence of proportional bias error whereas the Youden method an