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Check sample temperature at a glance. These freezer racks provide a visual indicator of temperature by dramatically changing color from yellow to dark green when their temperature is below 7° C and back to yellow when their temperature rises above 7° C.
Frosty Mate™ Color Change Freezer Racks provide a visual indicator of temperature levels by dramatically changing color from yellow to dark green when their temperature is below 7° C and back to yellow when their temperature rises above 7° C. These reusable polypropylene racks have an operating range of –86° C to +121° C and can maintain a temperature of less than 4° C for almost 3-1/2 hr (with lid on) at room temperature. The 1.5/2.0-mL Tube Rack, item #215584, accommodates twenty-four 1.5/2.0-mL tubes in a 6 x 4 array and six 0.5-mL tubes with included adapters. The 0.2-mL PCR Tube or Strip Rack, item #215585, accommodates ninety-six 0.2-mL PCR tubes or strips in a 12 x 8 array.
