The DARKROOM COOKBOOK, Third Edition

226 THE DARKROOM COOKBOOK
Temperature (�F)
60
50
40
30
20
10
0
�10
Time-temperature development chart for low-temperature developers. This chart shows time-temperature for low-temperature developers labeled as follows:
(1) Kodak SD-22 Amidol-Pyrocatechin, no glycol; (2) Kodak SD-22, 25% glycol; (3) Kodak SD-22, 50% glycol; (4) Kodak D-8, no glycol;
(5) Kodak D-8 � 25% glycol.
Caution: Dissolve the sodium hydroxide in a small volume of water in a separate container
before adding it to the solution of the other constituents.
FORMULA #41
Kodak D-82 � Caustic
1 2
This formula is similar to Kodak D-82 (not reproduced in this edition) with an increase in
hydroxide and the addition of benzotriazole for low temperature processing.
Water at 125F/52C, 500.0 ml
Methyl (wood) alcohol, 48.0 ml
Metol, 14.0 g
Sodium sulfi te, 52.5 g
Hydroquinone, 14.0 g
4
3
5
2 4 6 8 10 20 40 60 80 100 200
Time of development (min)