"WardsSci000564"
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Ward's® Test Tube Homeschool Pack
Test tubes and everything you need to use them.
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PYREX® Ignition Tubes
Clearance
These PYREX® rimless ignition tubes are made from No. 7740 glass.
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Falcon® Round Bottom High Clarity PP Test Tubes, with Snap Cap, Sterile
These high-clarity polypropylene (PP) round bottom test tubes have a 3,000 RCF rating. The tubes come with polyethylene dual-position snap caps, which offer both vented and fully closed positions.
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PYREX® Test Tubes with Beaded Rim, Corning
These tubes are made from special tubing to give the optimum wall thickness.
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