If a white circle appears in the middle from the tissue accompanied by a solid odor of your clearing agent, it implies inadequate paraffin infiltration. Go the sample to fresh new melted paraffin and lengthen the infiltration time. Assist payments in USD Secure payments: Each individual payment you make on https://production-of-chemical-pr12345.blogolize.com/detailed-notes-on-paraffin-pellet-forming-machine-74241200