HTS，TRANSWELL-24膜嵌套，6.5mm膜直径，0.4um孔径PC(聚碳酸酯）膜，灭菌，散装，12个/包/1包/箱，TW,HTS,6.5MM,0.4UM,S,BK,12/12，型号3397，Corning，康宁