ISO-FREEZE PCR TUBE CHILLER WITH PURPLE/PINK INDICATOR, 2/PACKAGE
IsoFreeze chilling racks provide a stable low temperature environment for PCR samples, cells, enzymes and other heat sensitive reagents. Gel filled racks maintain a sample temperature of less than 4°C for up to four hours without refrigeration. Unique color change plastic indicates temperature at a glance. Popular 96-well format accommodates all 0.2ml tubes, tube strips or plates.