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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 (7.0mmID*100mm)
Eluent       : 50mM Sodium phosphate buffer(pH7.0) + 150mM NaCl 
Flow rate    : 1.0mL/min
Detector     : Shodex UV(288nm)
Column temp. : 30deg-C