(circa 1947 -- use at your own risk)
Solution A
Potassium Metabisulphite 5 grams
Pyro 22 grams
Potassium Bromide 15 grams
Water 1000 cc
Solution B
Sodium Sulphite 87.5 grams
Sodium Carbonate 87.5 grams
Water 1000 cc
For use, mix...
Solution A
Potassium Metabisulphite 5 grams
Pyro 22 grams
Potassium Bromide 15 grams
Water 1000 cc
Solution B
Sodium Sulphite 87.5 grams
Sodium Carbonate 87.5 grams
Water 1000 cc
For use, mix...
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