These full size, autoclavable Thermo Scientific Nalgene Unwire Test Tube Full Size Racks hold centrifuge or test tubes in the following typical sizes: 13-, 16-, 20-, 25- and 30-mm. Nearly 72 small diameter test tubes (13 mm) can be held in the racks, allowing for good production in the lab. Racks for 20 and 25mm tubes hold 40 tubes; racks for 30mm tubes hold 24 tubes.

Made of a ResMer™ manufacturing technology, the racks are sturdy and feature a three-tier design. This design allows for easy viewing of tube contents and is an effective organizer, allowing the user to conveniently insert and remove tubes. ResMer™ technology augments the performance of Unwire™ racks, even under extreme conditions such as autoclaving, mechanical washing, and chemical disinfection and freezing. The racks are available in six bright, permanent colors that maintain their brightness thanks to the ResMer™ manufacturing technology. This excellent color-coding feature, in addition to the letters and numbers on the top tier of the rack, aid in tube identification and organization.

Unwire™ racks have excellent chemical resistance and refrain from corrosion, chipping and peeling. They also withstand temperatures up to 121°C, making this piece of lab equipment a helpful tool in a harsh lab environment. Racks of same size stack for compact storage, with eight racks per case.

Key Features

• Durable ResMer™ technology permits autoclaving and protects racks under extreme conditions
• Multi colored racks that maintain their brightness
• Same-sized racks are stackable and come shipped with eight racks per case