High contrast MQ developer.

IngredientQuantity
Metol1gram
Sodium sulphite anhydrous75grams
Hydroquinone9grams
Sodium carbonate anhydrous25grams
Potassium bromide5grams
Water to make1liter
Mix chemicals in order.

Do not dilute. Develop 5–10 minutes at 18.5°C. For less contrast dilute 1:1.