Prefilled 2ml tubes contain an appropriate amount of 1.0mm diameter zirconium (ceramic) beads for bead homogenization. Tubes are ready to use – beads are acid washed and heat treated and certified to be nuclease and protease free. Tubes are filled in a process tested by qPCR to be free of stray DNA. Suitable for homogenization of fungi, spores, algae and larger yeasts . Supplied in packs of 50 tubes. Tubes are suitable for use in most bead homogenizers including the BeadBug 3, BeadBug 6 and BeadBlaster 24. Beads also available in loose bulk (D1132-10).