中文名称：Nafion隔膜 英文名称：nafion nr 50 (beads 10-35 mesh) 英文别名：nafion(R) nr 50; nafion 117; nafion perfluorinated ion-exch rsn; Nafion(rg NR50; Nafion NR 50; Nafion 117 solution; Nafion perfluorinated membrane; Nafion SAC-13; 1,1,2,2-tetrafluoro-2-({1,1,1,2,3,3-hexafluoro-3-[(trifluoroethenyl)oxy]propan-2-yl}oxy)ethanesulfonic acid - tetrafluoroethene (1:1)