Re: [Histonet] "cooked" biopsy

2021-07-09 Thread John Garratt via Histonet
Thank you for the insights into recycling. Our surveys are based on labs achieving a quality of staining and processing that ensures accurate clinical interpretation and labs are generally doing an excellent job regardless of the reagents used which is a tribute to their QC. It would be great to

Re: [Histonet] "cooked" biopsy

2021-07-09 Thread Tony Henwood (SCHN) via Histonet
Hi John, There is anecdotal evidence that recycled xylene is of a better quality than the original purchased product. We have found it to be so. No processing nor staining problems unless there has been a recycling issue (as shown by the CBG xylene purity test). I suppose we have to access e

Re: [Histonet] "cooked" biopsy

2021-07-09 Thread John Garratt via Histonet
Interesting discussion. At CPQA we recently started a H&E EQA program that includes fixation and processing in the feedback to participants and in a recent mini-survey I found that a third of labs use recycled product somewhere in the pre-analytic phase. When we are continuously challenged by pre