Bel-Art ProCulture Round Microcentrifuge Floating Bubble Rack; For 0.5ml Tubes, 20 Places, Fits in 1000ml Beakers

Made especially for use with beakers and waterbaths, these space-saving racks are ideal for small quantities of tubes and perfect for use in microbiology and immunology labs. They are molded of buoyant TPX® brand polymethylpentene with tiny bubbles throughout for additional buoyancy. Insert tubes from the top and easily remove them by pressing the rack down on the bench.

• Buoyant polymethylpentene rack is ideal for incubating microtubes in a beaker of water

• Withstands boiling for 30 minutes at 100°C (212°F)

• Steam autoclavable at 121°C (250°F)

• Leg length: 19mm (3/4"); thickness: 6.4mm (1/4")