Paraquat and Diquat

Paraquat and diquat were analyzed using Asahipak ES-502C 7C (a column for weak cation exchange chromatography).


Sample :
Paraquat
Diquat

Column       : Shodex Asahipak ES-502C 7C (7.5mmID*100mm)
Eluent       : 50mM Sodium phosphate buffer(pH7.0) + 150mM NaCl 
Flow rate    : 1.0mL/min
Detector     : UV(288nm)
Column temp. : 30deg-C