Trimethylalkylammonium Chlorides
Trimethylalkylammonium chlorides were analyzed using Asahipak 
GF-310 HQ (a multisolvent GPC column).  

Sample : 0.5%, 20micro-L
Trimethyl dodecylammonium chloride
Trimethyl cetylammonium chloride
Column       : Shodex Asahipak GF-310 HQ (7.5mmID*300mm)
Eluent       : 50mM NaNO3 aq./CH3CN=50/50
Flow rate    : 0.6mL/min 
Detector     : Shodex RI
Column temp. : 30deg-C