Bisphenol A
Bisphenol A which is one of endocrine disruptors was analyzed using RSpak 
DE-413. The detection limit was 3.8ng.

Sample : 0.05mg/mL 
Bisphenol A, 5micro-L
Column       : Shodex RSpak DE-413 (4.6mmID*150mm)
Eluent       : H2O/CH3CN=50/50
Flow rate    : 1.0mL/min
Detector     : UV(217nm)
Column temp. : 40deg-C