OD010C34 PALL颇尔Nanosep超滤离心管 浓缩管,Omega膜 ¥40.00 4422颇尔pall PTFE针头式滤器13mm0.45um过滤有机溶剂 ¥2847.00 滤膜GSWP04700密理博Millipore0.22um47mm 混合纤维素酯MCE ¥1934.00 4423颇尔 pall 聚四氟乙烯PTFE针头式滤器0.2um13MM ¥2847.00 1820-150 Whatman 沃特曼 无黏合剂玻璃微纤维滤纸 Grade GF/A ¥2077.00 IPVH00010 Millipore 0.45um PVDF转印膜Immobilon-P卷膜 ¥4770.00