水流动相GPC标样-聚乙二醇, 高Mw，窄MWD; Aqueous GPC/SEC StandardssPolyethylene Glycol, High Mw, Narrow MWD Polyethylene Gylcol; Mp 2200, Mw 2345, Mn 2190 IV 0.083; IV* - Intrinsic Viscosity (dL/g) in 0.05M Sodium Sulfate at 30°C (a = 0.57; K = 0.00104)