Thermo Scientific™ Nalgene™ polycarbonate spherical bottom centrifuge bottles are ideal for large-volume cell harvesting, centrifugation and protein purification, and are perfectly matched with Thermo Scientific™ Fiberlite™ carbon fiber rotors. Translucent centrifuge bottles are molded from clear polycarbonate, are autoclavable and offer excellent mechanical strength properties. Spherical base design facilitates pellet formulation and recycling