Nutator Mixer is a benchtop unit and has a rubber dimple pad to minimize container movement. The pad can be easily removed for cleaning. The Nutator has a gentle orbital motion to minimize foaming and you may load or unload the container while the unit is in motion. The Nutator is used for continuous gentle mixing of contents of tubes, vials, and other containers, as well as for rapid fixation of tissues. The mixer provides complete mixing of resuspension in one minute with no foaming of container contents..