A nonionic surfactant was analyzed using Asahipak GF-310 HQ ( a multisolvent GPC column ). Octylphenol ethoxylate is a surfactnt which is widely used in biochemical fields as well.
Sample: 100ppm, 20µL
Octylphenol ethoxylate
Column : Shodex Asahipak GF-310 HQ (7.6mmID*300mm)
Eluent : CH3CN/H2O=35/65
Flow rate : 0.6mL/min
Detector : UV(280nm)
Column temp. : 40°C
