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Photographers Formulary 130 Paper Developer is a superb black & white paper developer that produces a full scale of rich blacks. The developer has an excellent shelf life, high capacity and is very suitable for batch processing. The prints obtained with 130 are surpassed only by the Amidol developers. However, 130 is much more pleasant to work with. This box makes 2 liters of stock solution.
The chemicals in Formulary 130 are used to make 2 liters of stock solution, which is diluted 1:1 with water to make the working solution.
The stock solution is stable up to 6 months
A capacity of about 50 - 8 x 10" prints can be expected for 1 liter of working solution