The Eppendorf Tube Rack is ideal for sample processing and the short- or medium-term storage of samples. The rack can be stored in a freezer and withstand temperatures as low as -80 °C. Each tube is properly spaced and elevated for easy access and convenient handling. Tube racks are available for 0.5 mL test tubes and 1.5 mL-2.0 mL test tubes. 24-place capacity. Numbered positions. Tube racks can be stacked even when fully loaded, and the unique swivel connectors interlock multiple racks in front-to-back and side-to-side configurations. They are UV-resistant, fully autoclavable (121°C, 20 min)¬†and they have labeling surfaces to assist in identification. Non-slip stand.