
Column       : Shodex IEC DEAE-420N (4.6mmID*35mm)
Eluent       : (A); 25mM Piperazine-HCl(pH6.0)
               (B); (A) + 1M NaCl
               Linear gradient: 0min to 20min, (A) to (B)
Flow rate    : 1.0mL/min
Detector     : UV(280nm)
Column temp. : Room temp.