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ID-19 Ilford MQ Developer - for Aerial & Scientific materials
| Metol | 2.2 g | |
| Sodium Sulphite (anh) | 72 g | |
| Hydroquinone | 8.8 g | |
| Sodium Carbonate (anh) | 48 g | |
| Potassium Bromide | 4 g | |
| Water to | 1 litre |
To use: Aerial Films - use Full Strength, development times approx 13 mins @ 20°C
ID-19 was once available as a pre-packed developer.
Kodak D19b is the same formula.
ID-72 is the PQ variant of this developer
ID-19 Replenisher
| Mwtol | 4 g | |
| Sodium Sulphite (anh) | 72 g | |
| Hydroquinone | 16 g | |
| Sodium Carbonate (anh) | 48 g | |
| Sodium Hydroxide | 7.5 g | |
| Water toWater to | 1 litre |