Microcentrifuge tube racks help you prevent tube tops from opening at the time of boiling. Thus, it helps prevent sample loss and contamination. These microcentrifuge tube holders are sturdy and autoclavable. The color-coded caps help you identify samples quickly.

• you'll love them: The tube rack comes in a plastic case, unique design to reduce waste and make your money belt. Great value tube rack with vertical lines for you to choose, it's easy to assemble and disassemble, simple to replace.
• small and light: The rack is small and light in weight, which makes it easy to be installed and removed.
• high quality: High quality material, durable and flexible to use.
• beautiful: The tube wall is made of brass with a black uv coating for durability and beautiful appearance. Accurate and beautiful, can better show the internal objects in the tank.
• colorful: Pvc material, colorful, practical and durable.
• silicone: Silicone, environmental protection, high temperature resistance, not easy to deformation, durable.