Rollei SUPERGRAIN is perfect for Rollei RPX, Retro, Superpan, and Infrared films, but also for many other black and white films from well-known manufacturers. SUPERGRAIN delivers first-class image quality with extremely fine grain. The developer works very sharp with full utilization of the film speed.
DILUTION FOR A 260ml-TANK
1+9 | 234 ml water + 100 ml RSG = 260 m l working solution | temp.: 20°C / 68°F
1+12 | 238,3 ml water + 21,7 ml RSG = 260 m l working solution | temp.: 20°C / 68°F
1+15 | 242,7 ml water + 17,3 ml RSG = 260 m l working solution | Temp. 20°C / 68°F
500 ml SUPERGRAIN concentrate reaches for approx. 20 to 60 films