PYREX® 15 mL Dounce Tissue Grinder with two Pestles

These hand-driven 15 mL PYREX®; tissue grinders are supplied with two pestles to ensure dissociation of cells into fine particles with minimal damage to cell nuclei. Particularly useful in enzyme studies where heat build-up must be avoided.

• The internal diameter at the bottom of the unground glass tube (mortar) is .6000 inches
• Use the large clearance A pestle for initial reduction of soft tissue. The diameter of the ground and polished end is .5950± .0005 inches for a nominal clearance of .005 inches with the tube.
• Complete the homogenization with the small clearance B pestle. The diameter of the ground and polished end is .5980± .0005 inches for a nominal clearance of .002 inches with the tube.