Biospec Instruments manufacture a range of economical and efficient cell disruptors and homogenisers. Chamber sizes vary from 350ml to 1.5ml and many different sizes and types of beads are available to suit most applications. The standard Bead-Beater has a 350ml chamber plus a small chamber kit if required. The mini Bead-Beater takes a 1.5ml eppendorf tube and the Mini 8 takes 8 x 1.5ml.