Square Floating Microtube Racks, NALGENE*
For incubation at elevated or reduced temperatures in water or ice baths.
Polypropylene rack will float with a full load of filled tubes. Tubes are supported below the lip while conical ends are immersed in water. Excellent temperature resistance from -70 to 100°C (-94 to 212°F). Dimensions: 10.3Lx10.3Wx6.5Hcm (4x4x21/2").
Racks accommodate 16 tubes in a 4x4 array. Black racks hold 0.5mL microtubes. White racks hold 0.5 or 1.5mL microtubes or 1.2 and 2.0mL NALGENE* cryovials.