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17mm HPLC Syringe Filter, Glass Fibre Prefilter/PVDF, pore size 0.2μm, injection moulded ring black + print of the membrane type 100/box 17mm 针筒过滤器, 玻璃纤维/PVDF, 孔径0.2μm, 黑色套环，100只
Price：¥ 2173