Phenol Formaldehyde Novolac Resin (Mixed Solvent Eluent)
Phenol formaldehyde novolac resin was analyzed using Asahipak 
GS-310 7G.
GS-310 7G is an old type of GF-310 HQ.

Sample : 
Phenol formaldehyde novolac resin
Column    : Shodex Asahipak GS-310 7G (7.5mmID*500mm)
Eluent    : CHCl3/CH3OH
Flow rate : 0.5mL/min
Detector  : UV(254nm)
S. Mori, J. Liq. Chromatogr. 
11 (6) (1988) 1205.