30mm HPLC Syringe Filter, Glass Fibre Prefilter/PVDF, pore size,0.2μm, injection moulded ring black + print of the membrane type, 100/box 30mm 针筒过滤器, 玻璃纤维/PVDF, 孔径0.2μm, 黑色套环，100只

30mm HPLC Syringe Filter, Regenerated Cellulose (RC), pore size 0.45µm, injection moulded ring brown + print of the membrane type,100/box再生纤维针筒过滤器，30mm*0.45um，棕色套环，100只

30mm HPLC Syringe Filter, Glass Fibre Prefilter/Regenerated Cellulose (RC), pore size 0.2µm, injection moulded ring granite + print of the membrane type,100/box玻璃纤维/再生纤维针筒过滤器，30mm*0.2um，灰色套环，100只

30mm HPLC Syringe Filter, Glass Fibre Prefilter/PTFE, pore size 0.45µm, injection moulded ring yellow + print of the membrane type,100/box玻璃纤维/PTFE针筒过滤器，30mm*0.45um，黄色套环，100只

30.3mm Septa, Silicone cream/PTFE beige, 55° shore A, 3.2mm, for SCHOTT Screw Cap GL 32 1000/box30.3mm 隔垫, 乳白色硅橡胶/米色PTFE, 肖氏硬度-55°, 3.2mm, 用于 SCHOTT 螺口瓶 GL 32， 1000/包