The manufacturer of the VWR IKA MV 1 Mini Vortexer is IKA. The VWR IKA MV 1 Mini Vortexer is for mixing small test samples featuring touch operation and infinitely adjustable speed from 1000 to 2800 rpm. The Vortex 1 Mini Vortexer is designed for small containers up to 30mm in diameter. It is ideal for use with test tubes, centrifuge tubes, and Eppendorf beakers. The pre-owned products will be thoroughly cleaned and fully tested to perform at manufacturer specifications before shipping.