I was instructed by a very knowledgeable person in the field that the best processing for your tissue is to change it as often as you change your clearant. So, if you change your clearant after 5 uses, you should also change the parafffin after 5 uses too.
Hope this helped, Lynette Lynette Pavelich, HT(ASCP) Histology Supervisor MSH Competency Coordinator Hurley Medical Center One Hurley Plaza Flint, MI 48503 email: lpave...@hurleymc.com ph: 810-257-9948 Lab: 810-257-9138 fax: 810-762-7082 >>> kristen arvidson <arvidsonkris...@yahoo.com> 3/26/2010 10:57 AM >>> How often are people changing/rotating their paraffin? In other words the dirtiest paraffin is how many days old? _______________________________________________ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet _______________________________________________ Histonet mailing list Histonet@lists.utsouthwestern.edu http://lists.utsouthwestern.edu/mailman/listinfo/histonet