Poly(Ethylene Oxide) and Poly(Ethylene Glycol) Standards
Poly(ethylene oxid) and poly(ethylene glycol) standards were analyzed using OHpak
SB-804 HQ (a column for aqueous SEC (GFC)).
Sample :
1.
PEO, Poly(ethylene oxide) (MW: 594,000)
2.
PEO, Poly(ethylene oxide) (MW: 145,000)
3.
PEO, Poly(ethylene oxide) (MW: 73,000)
4.
PEO, Poly(ethylene oxide) (MW: 40,000)
5.
PEO, Poly(ethylene oxide) (MW: 18,000)
6.
PEG, Poly(ethylene glycol) (MW: 3,000)
7.
PEG, Poly(ethylene glycol) (MW: 600)
8.
EG, Ethylene glycol (MW: 62)
Columns : Shodex OHpak SB-804 HQ (8.0mmID*300mm) x 2
Eluent : 0.02% NaN3 aq.
Flow rate : 1.0mL/min
Detector : Shodex RI
Column temp. : 30deg-C