Transwell-24膜嵌套，6.5mm直径，5.0um孔径PC膜，TC表面，PC（聚碳酸酯）灭菌，12个/包/4包/箱，TW,6.5MM,5.0UM,TCT,PC,S,12PL/48，型号3421，Corning，康宁