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Accucore C18 10x2.1mm2.6um Defender guards pk4 Accucore C18 10x2.1mm 2.6μm 保護柱， 4個/包

17mm HPLC Syringe Filter, Glass Fibre Prefilter/PVDF, pore size 0.45μm, injection moulded ring red + print of the membrane type 100/box 17mm 針筒過濾器, 玻璃纖維/PVDF, 孔徑0.45μm, 紅色套環，100只

17mm HPLC Syringe Filter, Glass Fibre Prefilter/PVDF, pore size 0.2μm, injection moulded ring black + print of the membrane type 100/box 17mm 針筒過濾器, 玻璃纖維/PVDF, 孔徑0.2μm, 黑色套環，100只

17mm HPLC Syringe Filter, Nylon (PA), pore size 0.2μm, injection moulded ring purple + print of the membrane type 100/box 17mm 針筒過濾器, 尼龍(PA), 孔徑0.2μm,紫色套環，100只

17mm HPLC Syringe Filter, Regenerated Cellulose (RC), pore size 0.45μm, injection moulded ring brown + print of the membrane type 100/box 17mm 針筒過濾器, 再生纖維 (RC), 孔徑0.45μm, 棕色套環，100只