Isofreeze Rack with temperature indicator

Manufactured from polypropylene, filled with a non-toxic gel to maintain 4 °C for up to 3.5 hours when removed from the freezer (or during freezer failure). Protects PCR reagents, cells, and enzymes from rapid temperature changes. Plastic changes colour from green to yellow as temperature rises.
Holds up to 96 × 0.2 ml microtubes, strips, or plates.
Dimensions: 141 × 99 × 44 mm (with lid) / 141 × 99 × 38 mm (without lid).