PolarPal™ Freezing Container for 1.0 - 2.0 mL Cryovials, Polycarbonate (PC) 18-Place, 1/Pk

The 18-Place Controlled-Rate Freezing Container provides a reliable and consistent method for freezing 1.0–2.0 mL cryovials at approximately –1 °C per minute—ideal for preserving cell viability during cryogenic storage. Designed for ease of use, it eliminates the need for improvised freezing methods and ensures uniform cooling without exposing vials to isopropyl alcohol.

• Holds 18 cryovials (1.0–2.0 mL)
• Consistent cooling rate of approximately –1 °C per minute
• Vial holder prevents direct contact with alcohol, protecting labels and samples
• Graphic, step-by-step instructions printed on the unit for quick setup
• Compact design — 117 mm diameter × 86 mm height, saves freezer space
• Screw-top lid keeps vials secure, even if tipped or handled during transport
• Requires only 250 mL of 100% isopropyl alcohol and a –70 °C to –80 °C mechanical freezer
• No electronics, calibration, or programming required
• Reusable system — alcohol can be replaced or reused between runs
• Ideal for research labs, biobanks, stem cell facilities, clinical labs, and pharmaceutical environments

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