FX-37 Film Developer
Geoffrey Crawley’s FX-37 high acutance film developer. Crawley stated that FX-37 is the closest published formula to FX-39.
Recipe
| Chemical | Amount |
|---|---|
| Distilled water (50 °C) | 750 ml |
| Sodium sulfite (anhydrous) | 60.0 g |
| Hydroquinone | 5.0 g |
| Sodium carbonate (anhydrous) | 5.0 g |
| Phenidone | 0.5 g |
| Borax | 2.5 g |
| Potassium bromide | 0.5 g |
| Benzotriazole, 1% | 5.0 ml |
| Distilled water to make | 1000 ml |
Mix chemicals in the listed order. The benzotriazole can be eliminated if the bromide is increased to 1 g/l.
Usage
Dilute 1+3 and develop at 20 °C. Starting development time is 5:00.
Comments
I find this to be a good developer but more like a sharpened up D-76 than a high acutance developer. Grain seems to be rather well behaved and form nice patterns (TMY2, Tri-X, FP4+). Stock keeps rather well when kept in small full glass bottles (at least 3 months).