Normal tank developer for motion picture positive films.

IngredientQuantity
Metol
0.31
grams
Sodium sulfite anhydrous
40grams
Hydroquinone6grams
Sodium carbonate anhydrous18.7grams
Potassium bromide0.86grams
Citric acid0.7grams
Potassium metabisulphite1.5grams
Water to make
1
liter
Mix chemicals in order.

Do not dilute. Develop for 5–10 minutes at 18°C according to the contrast required and the degree of agitation employed.

Keeping properties: Solution in full stoppered bottle: 6 month. Solution in half-full stoppered bottle: 2 month. In tray: 24 hours. In gallon tank: 1 month.

Useful capacity: 24 8×10″ per 4.7 liters of developer processed in tray and 48 8×10″ per 4.7 liters of developer processed in narrow and deep tank. When needed it can be replenished with Kodak D16R replenisher.