A leukocyte-removing filter medium for removing leukocytes from a leukocyte-containing fluid, wherein said filter medium has, at least on its surface, hydrophilic basic groups containing at least one nonionic hydrophilic portion and at least one basic portion, in which said hydrophilic portion(s) is located nearer to the end of the hydrophilic basic group than said basic portion(s) is.
一种用于从含白细胞流体中去除白细胞的过滤介质,其中所述过滤介质至少在其表面具有亲
水碱性基团,该基团包含至少一个非离子亲
水部分和至少一个碱性部分,其中所述亲
水部分比所述碱性部分更靠近亲
水碱性基团的末端。