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Secure-fitting Thermo Scientific™ Nalgene™ Replacement Screw Closures and Gaskets for Nalgene Carboys provide leakproof† service
Thermo Scientific™ Nalgene™ Sterile Polypropylene Biotainer Replacement Closures are for 1, 2, 5, 10 and 20 L polycarbonate Biotainers.