CoolCell rack for 12 x 0.5 or 1 ml cryotubes

• Freezing system without alcohol or refrigerant, no extra cost, no maintenance, no waste
• Cells Freezing at -1 °C/minute when placed in a freezer at -80 °C
Compatible with all cell types (stem cells, primary cells, PBMC, insect cells, yeast, and others)
• Thermally conductive alloy core and insulating outer coating for constant cooling and high reproducibility
• Symmetrical design, uniform tube freezing
• Can be used after only 5 minutes
• All tube slots must be filled for homogeneous freezing

• Economic version
• High base, no top visibility of the tube