Foma RETRO SPECIAL Film Developer is designed for the manual processing of negative films, Retropan 320 Soft in particular, and can be used for all other sorts of roll/perforated/sheet negative films.
If you use Foma Retropan Soft 320, there is no better developer to use!
This package is enough to prepare 1 liter of ready-to-use working solution of developer capable of processing 25 x 135-36 rolls of film.
Developing time examples at 20°C:
Retropan 320: 4-5 min (7-8 min when developing for ISO 640)
Fomapan 100: 4 min
Fomapan 200: 5 min
Fomapan 300: 6 min