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Pyrex Screw Cap Test Tubes
Test Tube with Red Caps, 16 x 120mm (15mL), Polystyrene, Sterile, Individually Wrapped, case/500
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Plug Stoppers - For 12mm Tubes - Producers of Exceptional Quality Laboratory Supplies
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Test Tubes, Screw Caps Cylindrical
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Pyrex 86C Test Tube With Screw Cap 13X100 mm: Amazon.com: Industrial & Scientific
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General Purpose Test Tubes with Screw Caps SKU:1300-00231 - Bellco Glass | Laboratory Glassware
Test Tubes with Screw Caps, 20 x 150 mm, 30 mL | Flinn Scientific
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