Recommended and verified stability indicating GC–MS procedures for green separation of quaternary mixture of naphazoline, ephedrine, methylparaben, and naphazoline impurity

Autor: Hegazy, Amira M., Batubara, Afnan S., Abdelgawad, Mohamed A., El-Sherbiny, Mohamed, Ghoneim, Mohammed M., Ahmed, Adel M., Gamal, Mohammed
Zdroj: In Microchemical Journal December 2022 183
Databáze: ScienceDirect