Ilford ID-78 Paper Developer
Ilford ID-78 warm tone paper developer.
Recipe
| Chemical | Amount |
|---|---|
| Water (50°C) | 750 ml |
| Phenidone | 0.5 g |
| Sodium sulfite (anhydrous) | 50 g |
| Hydroquinone | 12 g |
| Sodium carbonate (anhydrous) | 62 g |
| Potassium bromide | 4.5 g |
| Water to make | 1000 ml |
Mix chemicals in the listed order. Make sure each chemical is completely dissolved before mixing the next one. Use distilled or deionized water for improved keeping properties. The stock solution may be diluted with tap water at the time of development.
Usage
Dilute 1+3 for the warmest tones, 1+1 for higher contrast.