Provide safe, secure storage of filled microcentrifuge tubes from –150°C to 121°C (not for use in liquid-phase nitrogen). High-temperature permanent foam insert allows repeated autoclaving. Transparent polycarbonate lid has printed grid for inventory purposes, permits easy viewing of contents, is removable for easy access, and is keyed to orient front and back of box. Lid accepts writing with marker for box and tube identification.

High-temperature permanent foam insert allows repeated autoclaving. Transparent polycarbonate lid has printed grid for inventory purposes, permits easy viewing of contents, is removable for easy access, and is keyed to orient front and back of box. Lid accepts writing with marker for box and tube identification.