Ansco 70(posted 8641 days ago)
This developer is recommended for PROCESS FILM, used in reproduction work.
SOLUTION 1
Water (125 deg F or 52 deg C) - 750.0 ml
Hydroquinone - 25.0 grams
Potassium Metabisulfite - 25.0 grams
Potassium Bromide - 25.0 grams
Add cold water to make - 1.0 liter
SOLUTION 2
Cold water - 1.0 liter
*Sodium Hydroxide (Caustic Soda) . 36.0 grams
or
*Potassium Hydroxide (Caustic Potash) 50.0 grams
* Cold water should always be used when dissolving sodium or potassium hydroxide because considerable heat is involved. If hot water is used, the solution will boil with violence and may cause serious burns.
Mix equal parts of Solutions 1 and 2 immediately before use. Develop films within 3 minutes at 68 deg F (20 deg C).