使用油溶性尺寸排阻色谱柱GPC LF-804，DMAc为流动相分析聚环氧乙烷和聚乙二醇标准品。



Sample : 0.1 % each, 200 μL
1. PEO, Poly(ethylene oxide) (MW: 276,300)
2. PEO, Poly(ethylene oxide) (MW: 167,700)
3. PEO, Poly(ethylene oxide) (MW: 126,500)
4. PEO, Poly(ethylene oxide) (MW: 43,520)
5. PEG, Poly(ethylene glycol) (MW: 22,800)
6. PEG, Poly(ethylene glycol) (MW: 4,020)
7. PEG, Poly(ethylene glycol) (MW: 1,080)

Columns      : Shodex GPC LF-804 (8.0 mm I.D. x 300 mm) x 2
Eluent       : 30 mM LiBr in DMAc
Flow rate    : 0.7 mL/min
Detector     : RI
Column temp. : 40 ℃