Polypropylene racks are available in seven colors, and are also offered in an assorted color pack with one of each color: blue, green, orange, red, and yellow.

• Available in a variety of colors
• Suitable for plug or flat cap tubes
• Polypropylene construction
• During the freezing process, it is better to use plastic rack
• During high-speed centrifugation, it is better to use suitable rotor adapters

Racks accommodate plug or flat cap tubes.