Rollei RPN produces a neutral image tone and maximum image blackening. It has excellent fogging resistance. Even with high dilution and high throughput, the good properties of this developer are fully retained. RPN is suitable for tray and machine processing.

DILUTION 1 + 9

900 ml water +  100 ml RPN = 1 l working solution | temp.: 20°C / 68°F | Regelmäßige Bewegung

1000 ml RPN concentrate reaches for approx. 18 m²