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Amazon.com: Pastein Blue GL45 Polypropylene Screw Cap with Internal Molded Seal Ring for Lab Prex Media Bottles (Case of 12) : Industrial & Scientific
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Pyrex GL45 Screw cap for Pyrex GL 45 media-lab bottle Thread Size: 45mm Pyrex GL45 Screw cap for Pyrex GL 45 media-lab bottle | Fisher Scientific
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Pastein Blue GL45 1-Port Safety Filling Cap with One Hole for Glass Bottles, 1/8 Inch OD Tubing, Complete Kit (Case of 2): Amazon.com: Industrial & Scientific
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