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ID-4 Ilford Pyro Metol Developer - For Films & Plates
Part A
Metol
4 g
Potassium Metabisulphite
12 g
Pyrogallol
Water to
1 litre
Part B
Sodium Carbonate
75 g
To use: 1 part A + 1 part B, develop for 2 to 3 minutes @ 20°C