Formation of ketoprofen methyl ester artifact in GC–MS analysis of basic drugs in horse urine using alkaline liquid-liquid extraction

Autor: Sangawitayakorn, Chaksawat, Chenprakhon, Pirom, Wilairat, Prapin, Chantiwas, Rattikan
Zdroj: In Arabian Journal of Chemistry May 2024 17(5)
Databáze: ScienceDirect