PCR-Cooler, 0.2 ml, Set Of 2, Pack of 2

Details

A contamination-free way to prepare PCR reactionsSamples remain at 0°C for over one hourColor changes above 7°CThis low-profile cooler holds 96 0.2 mL or 0.5 mL tubes at a temperature between 0°C and 7°C for approximately two hours (at an ambient temperature of 22°C). Unit changes color when temperature rises above 7°C from either purple to pink or dark blue to light blue.NOTE: must be pre-chilled for two hours at -20°C