Paquete de 3 tubos Nalgene 5100-0001 Cryo 1°C/min congelación 1–5 ml
Freeze cells in tubes from 1 to 5 mL using the Thermo Scientific™ Mr. Frosty™ Freezing Container. It holds 12 to 18 tubes, and a screw top lid secures samples inside in the event of accidental container tipping.