Simultaneous determination of four fluorescent whitening agents (including trans and cis isomers) in facial mask by dispersive solid-phase extraction combined with ultra high performance liquid chromatography and diode array detection

2016 ◽  
Vol 39 (19) ◽  
pp. 3683-3689 ◽  
Author(s):  
Huayong Liao
2015 ◽  
Vol 7 (17) ◽  
pp. 7270-7279 ◽  
Author(s):  
Roseane Teixeira Andrade ◽  
Ricky Cássio Santos da Silva ◽  
Arnaldo César Pereira ◽  
Keyller Bastos Borges

A simple stereoselective HPLC/DAD method was developed for the determination of ketoconazole (KTZ) cis-enantiomers in human urine.


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