Potter-Elvehjem Large Volume Tissue Grinder with PTFE Pestle and Glass Tube
![Potter-Elvehjem Large Volume Tissue Grinder with PTFE Pestle and Glass Tube](https://krackeler.com/tt/lg/graphics/0186/jpg/885520-0100-1.jpg)
Large volume with a finely machined PTFE pestle. Tube has a convenient pouring lip. Radial serrations on the lower portion of the pestle deliver the homogenate into the cylindrical portion of the tube. Pestle rod is stainless steel. Replacement components are available and completely interchangeable. Clearance between pestles and tubes is 0.004" to 0.006". Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements.