Fine grain developer from Kodak. Same formula as DuPont 6D and Ilford ID11.

IngredientQuantity
Mix chemicals in order.
Metol
2
grams
Sodium sulfite anhydrous
100grams
Hydroquinone
5
grams
Borax
2
grams
or
Kodalk
2
grams
Water to make
1
liter

Do not dilute. Develop for 4–8 minutes.

When needed replenish with Kodak D76R.