10pcs/lot Lab Nylon/PES/PTFE Sterile Needle-type Filter 13mm 25mm 33mm 0.22um/0.45um Millipore Membrane Syringe Filter

10pcs/lot Lab Nylon/PES/PTFE Sterile Needle-type Filter 13mm 25mm 33mm 0.22um/0.45um Millipore Membrane Syringe Filter

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