Quote Originally Posted by ath View Post
Eukobrom has a reputation as long lasting and robust developer. If you just leave the working solution in the tray between sessions it goes off much faster than if you store the diluted developer in a bottle. Two things count: amount of paper developed and exposure time to air (oxygen).
In my case, I stored it in "accordion" bottles betweens sessions, so exposition to air should be minimal.

I'll use it one shot at least for a while, and see if this improves reliability.