SP Scienceware Round Bubble Racks, Optimized for use in microbiology and immunology labs, Each

Details

Made especially for use in beakers—incubate eight to twenty 1.5mL tubes in a beaker of waterMolded of buoyant polymethylpentene with tiny bubbles throughout for additional buoyancyRacks fill at top; tubes remove easily by pressing rack down on bench until legs touch and release tubesTube holes arranged in circular pattern with center rod handleSteam autoclavable at 121°C (250°F); can be boiled at 100°C (212°F) for 30 minute