Holds up to twelve 1.5mL or 2.0mL microcentrifuge tubes in numbered locations Raised handle for easy lifting without agitating samples Stable feet keep racks upright on the bench Use in water baths, ice or on the benchtop 95mm outer diameter fits most 1000mL beakers Available with or without vortexing attachment in a variety of colors Polypropylene construction is steam autoclavable at 121°C (250°F) Removable vortexing attachment available separately (Mfr