|Hot water (125F 0r 52C)||750 ml|
|Sodium Sulfite, anhydrous||60 g|
|Sodium Carbonate, monohydrated||40 g|
|Potassium Bromide||2 g|
|Water to make||1 L|
Do not dilute for use.
Normal developing time at 68F (20C) for X-Ray Film, 6 minutes, for Non-Screen X-Ray Film, 8 minutes, for Ansco aerial films, 10-15 minutes depending upon the type of developing machine.
From Ansco Formulas for Black and White Film by GAF, 1948 – Formulas are provided for historical reference. They may not work well with modern films and papers. Some of the chemicals can be dangerous. As with all photographic processes, be careful.