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10 Pack Sterile Syringe Filter PES Hydrophilic Filtration 0.22um Pore Size, 33mm Diameter Membrane Sterile PES Membrane Individually Packed by Finetech Made in Taiwan: Amazon.com: Industrial & Scientific
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500mL Bottle Top Filter, PES Filter Material, 0.45um, 90mm, Sterile SKU: 2297-13000 - Bellco Glass | Laboratory Glassware
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