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431160 | Corning® 150 mL Bottle Top Vacuum Filter, 0.22 µm Pore 13.6cm² PES Membrane, Fits 33 mm Diameter Necks, Sterile, 48/Case | Corning
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Pack of 20] Syringe Filters [Sterilized Individually Packed] PES Membrane Diameter 33mm Pore Size 0.45μm by Allpure Biotechnology (PES, PES -33mm-0.45μm)
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256132 - Sterile Syringe Filters, Disposable, PES Membrane, .45µm Pore Size, 13mm Diameter, 75 per Pack
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