These economical durable plastic test tube racks are stackable and can be completely autoclaved. Easy to assemble for use and disassemble for storage. Ages 7+
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S-shape aluminum test tube rack resists rusting. Heavy, low-form construction prevents tipping. Etched row numbers allow for easy identification. Same-size racks can slide into each other for compact storage. Ages 7+
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The 3-tier design provides a clear view of the tube contents and convenient insertions and removal of tubes. These autoclavable racks can withstand sub-freezing temperatures. Material: Polypropylene.
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