Quote Originally Posted by mr.datsun View Post
It's not there that I've ever seen in my 35mm R09 negs or when I stop my current reversal process and fix at neg. stage. I'm not sure where else I can stop the process and inspect the results. After bleach and clearing there's nothing useful to see, is there?
As I wrote there are many things that can cause the brown tone. If the bleach somehow forms Sulfide or precipitates MnO2 you should see that very clearly.