Nalgene 290-3320 瓶顶过滤器-150ml容量,MF75TM系列，聚苯乙烯外壳，SFCA滤膜，孔径0.2um,适合瓶颈尺寸33mm BTLTOP SFCA 33MM150ML 50M;2U== Labware and Bottles 12 12 1222