水流动相GPC标样-聚乙烯磺酸钠, 阴离子，窄MWD; Aqueous GPC/SEC StandardssPolystyrene Sulfonate - Na Salt, Anionic, Narrow MWD Polystyrene Sulfonate; Mp 39000, Mw 41000, Mn 37500 IV 0.208; IV* - Intrinsic Viscosity (dL/g) in 0.05M Sodium Sulfate at 30°C(a = 0.70; K = 0.0001