If a white circle appears in the center from the tissue accompanied by a robust odor on the clearing agent, it implies insufficient paraffin infiltration. Transfer the sample to fresh new melted paraffin and prolong the infiltration time. For smaller sized different types of biopsies, like a punch biopsy or https://paraffin-pellet-forming-m13468.blogsmine.com/35665058/biodiesel-refining-unit-an-overview