9703-9654 Whatman烟草滤纸F319-04/剑桥滤片44MM ¥3800.00 GE Whatman 30mm*25m HGF61玻璃纤维纸带9713-900770 ¥60.00 12991-Pall颇尔Supor膜AcroPak500囊式过滤器0.8/0.2um灭菌 ¥1895.00 342040-0250-耐洁/Nalgene PET 250ml无菌血清瓶刻度诊断瓶 ¥713.00 过滤膜1215052-GVS聚碳酸酯PCTE PVDF疏水膜8um13mm ¥475.00 1215612-GVS聚碳酸酯核径迹蚀刻膜(PCTE)0.2um47mm ¥1581.00