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2mL Microcentrifuge Tubes with Screw Cap, Polypropylene, Self-Standing (Pack of 500): Science Lab Micro Centrifuge Tubes: Amazon.com: Industrial & Scientific
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Microcentrifuge Tube, 1.5mL, PP, Attached Snap Cap, Graduated, Natural, Certified: Rnase, Dnase and Pryogen Free, 500/Stand Up Zip Lock Bag - Pack of 500
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145421B - ClickSeal Microcentrifuge Tubes, 1700µl Capacity, RNase and DNase Free, Blue, 500 per Case
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SureSeal™ S Microcentrifuge Tubes, 2.0, Clear, Sterile, with Stand-Up Bag and Stop-Pops™, 500/bag | Southern Labware
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