Tissue homogenizing CK28, 7mL-2.8mm Zirconium oxide beads -7mL tubes ; Lysing kit for Precellys - CK28 Tissue kit - 7mL tubes 50 prep. The CK28 matrix is composed of 2.8mm Ceramic (zirconium oxide) beads recommended for hard tissues such as heart, muscle, skin, spinal cord, intestine, adipose tissues but also for plant roots, rods or seeds like corn, rice, wheat etc. The beads in this kit are placed in reinforced tubes with O-ring allowing high energy grinding. It ensures optimal extraction yields of DNA/RNA/Protein for samples from 200mg to 2g of tissue