Sample :
1. PEG, Poly(ethylene glycol) 20K
2. PEG, Poly(ethylene glycol) 3K
3. PEG, Poly(ethylene glycol) 400
4. EG, Ethylene glycol
Column : Shodex OHpak SB-2002.5 (20.0mmID*300mm) Eluent : 0.02% NaNO3 aq. Flow rate : 3.0mL/min Detector : Shodex RI Column temp. : Room temp.