17mm HPLC Syringe Filter, Regenerated Cellulose (RC), pore size 0.2μm, injection moulded ring granite + print of the membrane type 100/box 17mm 针筒过滤器, 再生纤维 (RC), 孔径0.2μm, 花岗石色套环，100只

17mm HPLC Syringe Filter, PTFE, pore size 0.45μm, injection moulded ring yellow + print of the membrane type 100/box 17mm 针筒过滤器,PTFE, 孔径0.45μm, 黄色套环 ， 100/包

17mm HPLC Syringe Filter, PTFE, pore size 0.2μm, injection moulded ring blue + print of the membrane type 100/box 17mm 针筒过滤器, PTFE, 孔径0.2μm, 蓝色套环，100只

17mm Septa, Silicone white/Aluminium Foil silver, 50° shore A, 1.3mm 1000/box17mm 隔垫, 白色硅橡胶/银色铝片,硬度（ 50° shore A）, 1.3mm， 1000/包

17mm Septa, Silicone white/PTFE red, 45° shore A, 1.3mm 1000/box17mm 隔垫, 白色硅橡胶/红色PTFE, 肖氏硬度-45°, 1.3mm， 1000/包