Foma Hydrofen Film Developer

Foma Hydrofen Film Developer

  1. Gerald Koch
    A fine grain negative developer.

    Distilled water (50°C) ................. 750 ml
    Sodium sulfite (anhy) .................. 50.0 g
    Hydroquinone ........................... 3.5 g
    Phenidone .............................. 0.1 g
    Sodium citrate...
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