Description_x000D_ General description_x000D_ Perfect for benchtop use or freezer storage, this compact, double-sided polypropylene rack accommodates 0.2 mL thin-walled PCR tubes on one side while the opposite side holds 1.5 mL to 2.0 mL microcentrifuge tubes. 80 wells on each side keep tubes upright in a 5 x 16 array and are numbered for easy sample identification._x000D_ • Rack color assists in sample organization and quick visual identification_x000D_ • Molded in handles provide a secure grip for transport_x000D_ • Matte side panel accepts tape or direct labeling_x000D_ • Can be used for freezer storage down to -80°C (-112°F)_x000D_ • Autoclavable at 121°C (250°F)