Isofreeze Rack For 1.52ml. ,Each

Details:

Rack^ isofreeze* color change, microcentrifuge tube, maintains a sample temperature of less than 4 degrees c for almost 3.5 Hours, color change racks have a dramatic change to a contrasting color at 7 degrees c, cold temp: purple, warm temp: pink, dimensions: 70x105x146mm. Polypropylene.