Originally Posted by Kai-san
Regarding dilution I read an interesting article about Xtol in the German PhotoKlassik magazine some years ago. To get the best results you should not dilute Xtol more than 1+1 for T-grain films, but film with traditional grain will benefit from higher dilutions. I've followed that regime since and it seems to work very well.
That is what I do too. T-grain and epitaxial films seem to need more developer. I did the development work for at least one article that was published in that magazine.