This problem is not from foam, I guess.
> Check if it is a bad fixing, fix it again in fresh fixer.
> Check if it is anti-halation layer that is not well removed
https://www.photrio.com/forum/thread...9/#post-790211 , try with an hypo-clear bath with the sheet of the crop, or of add a table spoon
of sodium sulphite i the pre-soak and rinse before developer
Are you sure that this is from development ?
>>> I guess you know that the emulsion side has to face the inside of the tube, but it had to be mentioned.
Bookmarks