Sodium Polyoxyethylene Alkyl Ether Sulfoxide
Sodium polyoxyethylene alkyl ether sulfoxide was analyzed with RSpak 
JJ-50 4D.

Sample : 0.1%, 5micro-L
  
Sodium poly oxyethylene alkyl ether sulfoxide
  (Emal E-70C (Kao Corporation))
  
Column       : Shodex RSpak JJ-50 4D (4.6mmID*150mm)
Eluent       : 25mM CH3COONH4 buffer(pH9.2)/CH3CN=50/50
Flow rate    : 0.6mL/min
Detector     : Shodex RI
Column temp. : 40deg-C