Developers – recipes

Two bath developers

• Tetenal Emofin Pulver
• Tetenal Emofin liquid
• D-76 Zweibad (Foto-Ansatz-Messtechnik)

Lith Developers

• Agfa G-8
• Fotospeed LD 20
• Ilford Ilfolith
• Kodak Kodalith
• Tetenal Dokulith

low contrast developers

• CG-Chemie FLG
• Kodak Technidol LC
• Tetenal Neofin doku

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Recipes:

D-76-two bath

Part 1
Metol 2 g
Hydrochinon 5 g
Natriumsulfit sicc.
100 g Fotoplex 1
5 ml Fotoplex 2 1 ml
Wasser auf 1 l

Part 2
Natriumtetraborat 30 g
Calgon 3 g
Wasser auf 1 l

Kodak D-85

Hydrochinon 22.5 g
Natriumsulfit 30 g
Kaliumsulfit 2.6 g
Borsäure 7.5 g
Kaliumbromid 1.6 g
Para-Formaldehyd 7.5 g
Wasser auf 1 l

Pota-developer

Phenidon 1.5 g
Natriumsulfit sicc. 30 g
Wasser auf 1 l

Lith developer

Wasser 800 ml Na4EDTA 2 g
Diethanolamin 20 ml
Diethylhydroxylamin (85% v/v) 10 ml
Natriumsulfit sicc. 1.5 g
Hydrochinon 15 g
Kaliumbromid 3 g
Natriummetaborat 10 g
Wasser auf 1 l
pH 9.9-10.1

low contrast developer

Wasser 200 ml
Na4EDTA 1 g
Natriumsulfit sicc. 8 g
Kaliumsulfit 1.7 g
Kaliumkarbonat sicc. 10 g
Hydrochinon 2 g
Phenidon 2 g*
Diethylenglykol 10 ml*
Wasser auf 250 ml
pH 10.0 – 10.2

*Phenidon wird in Diethylenglykol gelöst und zugegeben. Dieses Konzentrat wird kurz vor dem Gebrauch im Verhältnis 1+19 verdünnt. 50 Milliliter Konzentrat ergeben auf diese Weise einen Liter Arbeitslösung.

D-23

Distilled Water (125 degrees F) . . . . .  . . 750 ml
Metol . . . . . . . . . . . . . . . . . . . . . . . . . . .   7.5 g
Sodium Sulfite (Anhydrous) . . . . . . . . . . 100 g
Cold Water to make . . . . . . . . . . . . . .  . . . . 1 ltr

 An economical, slow-working low-contrast developer for use when a low density range is desired.

DK-25R Replenisher for D-23

Distilled Water (125 degrees F) . . . . . . .   750 ml
Metol . . . . . . . . . . . . . . . . . . . . . . . . . . . .  10 g
Sodium Sulfite (Anhydrous) . . . . . . . . . . 100 g
Kodalk (Sodium metaborate) . . . . . . . . . .  20 g
Cold Water to make 1 ltr

     Add this replenisher to the D-23 stock solution at the rate of 23 milliliters per roll developed.

D-76H

Distilled Water (125 degrees F) . . . . . . .    750 ml
Metol . . . . . . . . . . . . . . . . . . . . . . . . . . .    2.5 g
Sodium Sulfite (Anhydrous) . . . . . . . . . .   100 g
Borax . . . . . . . . . . . . . . . . . . . . . . . . . . . .     2 g
Cold Water to make . . . . . . . . . . . . . . . . . .   1 ltr

     Said to provide the same development times and effects as D-76, but without the variability that comes with aging.

Germain Fine Grain Formula

Distilled Water (125 degrees F) . . . . . . .  700 ml
Metol . . . . . . . . . . . . . . . . . . . . . . . . . . .     7 g
Sodium Sulfite (Anhydrous) . . . . . . . . .     70 g
Paraphenylene Diamine (base) . . . . . . .     7 g
Glycin  . . . . . . . . . . . . . . . . . . . . . . . . . . .    7 g
Cold Water to make . . . . . . . . . . . . . . . . . . 1 liter

     Use full strength.  Replenish with stock.  Works best after it has had 5 or 6 rolls run through and has ripened and stabilized.  Develop 9 to 15 minutes at 75º F.  Keeps almost indefinitely. 

Agfa 17

Distilled Water (125 degrees F) . . . . . . .   750 ml
Metol . . . . . . . . . . . . . . . . . . . . . . . . . . .    1.5 g
Sodium Sulfite (Anhydrous) . . . . . . . . . .    80 g
Hydroquinone . . . . . . . . . . . . . . . . . . . . .     3 g
Borax . . . . . . . . . . . . . . . . . . . . . . . . . . .      3 g
Potassium Bromide . . . . . . . . . . . . . . . .    0.5 g
Cold Water to make . . . . . . . . . . . . . . . . . .   1 ltr

     Fine grain borax formula.

PMK Pyro Formula

Stock Solution A
Distilled Water (125 degrees F) . . . . . . .  400 ml
Metol . . . . . . . . . . . . . . . . . . . . . . . . . . . .     5 g
Sodium Bisulfite*  . . . . . . . . . . . . . . . . . . .  10 g
Pyrogallol . . . . . . . . . . . . . . . . . . . . . . . . .  50 g
EDTA (optional) . . . . . . . . . . . . . . . . . . .   2.5 g
Cold water to make . . . . . . . . . . . . . . . .  500 ml

Stock Solution B
Distilled water . . . . . . . . . . . . . . . . . . . .   700 ml
Sodium Metaborate . . . . . . . . . . . . . . . .   300 g
Water to make . . . . . . . . . . . . . . . . . . .   1000 ml

     Make a working solution by mixing 1 part A with 2 parts B with 100 parts water.  To make 1 liter of working solution add 10 ml of A and 20 ml of B to 1000 ml of distilled water.  This high-acutance developer produces superior gradation for fine art work.

Rollo Pyro

Stock Solution A
Distilled water . . . . . . . . . . . . . . . . . . . .   400 ml
Metol . . . . . . . . . . . . . . . . . . . . . . . . . . . .  7.5 g
Sodium Bisulfite*. . . . . . . . . . . . . . . . . . .    10 g
Pyrogallol . . . . . . . . . . . . . . . . . . . . . . . . .  75 g
Ascorbic acid (Vitamin C) . . . . . . . . . . . .      5 g
EDTA – Na4 . . . . . . . . . . . . . . . . . . . . . .    2.5 g
Water to make . . . . . . . . . . . . . . . . . . . .   500 ml

Stock Solution B
Distilled water . . . . . . . . . . . . . . . . . . . .   950 ml
Sodium Metaborate . . . . . . . . . . . . . . . .   150 g

     Make a working solution by mixing 2 parts A with 8 parts B with 100 parts water.  This pyro solution is specially designed as a substitute for PMK and provides even development with tube processors running at 25 rpm.  Developing times range from 5 to 7 minutes.

Pyrocat-HD

Stock Solution A
Distilled Water (125 degrees F) . . . . . . . .    75 ml
Sodium Metabisulfite. . . . . . . . . . . . . . . . .   1 g
Pyrocatechin . . . . . . . . . . . . . . . . . . . . . . .    5 g
Phenidone . . . . . . . . . . . . . . . . . . . . . .      0.2 g
Potassium Bromide . . . . . . . . . . . . . . . .     0.1 g
Water to make . . . . . . . . . . . . . . . . . . .      100 ml

Stock Solution B
Distilled Water . . . . . . . . . . . . . . . . . . . .    70 ml
Potassium Carbonate . . . . . . . . . . . . . .     75 g
Distilled water to make – – – – – – – – – – – – –    100 ml

     To make a standard working solution, mix 1 part A with 1 part B with 100 ml water.  Pyrocat-HD is not subject to problems with uneven development, so agitation can be reduced to once per minute or less.  2.5 grams of Metol may be substituted for the Phenidone.

Hypo Clearing Agent

Water (125º F) . . . . . . . . . . . . . . . . . . .    750 ml
Sodium Sulfite . . . . . . . . . . . . . . . . . . .   200 g
Sodium bisulfite*. . . . . . . . . . . . . . . . . . . .   2 g
Water to make . . . . . . . . . . . . . . . . . . . . .    1 liter

     Dilute 1:9 for use.

Universal Paper Developer

Water (125 degrees F) . . . . . . . . . . . . .    750 ml
Metol . . . . . . . . . . . . . . . . . . . . . . . . . .     4.4 g
Sodium Sulfite (Anhydrous) . . . . . . . . .      50 g
Hydroquinone . . . . . . . . . . . . . . . . . . . .    8.8 g
Sodium Carbonate . . . . . . . . . . . . . . . .     80 g
Potassium Bromide . . . . . . . . . . . . . . .     1.8 g
Sodium tetraphosphate . . . . . . . . . . . .     3.8 g
Cold water to make . . . . . . . . . . . . . . . .    1.0 liter

     Dilute 1:2 for use.  Dektol substitute.

Farmer’s Reducer for Prints

Stock Solution A:
Water . . . . . . . . . . . . . . . . . . . . . . . . . .    250.0 ml
Potassium ferricyanide . . . . . . . . . . . . .     64.0 g
Potassium bromide . . . . . . . . . . . . . . . . .   30.0 g

Stock Solution B:
Water . . . . . . . . . . . . . . . . . . . . . . . . . .    500.0 ml
Sodium thiosulfate . . . . . . . . . . . . . . . .    120.0 g

     For use normal use, mix 1/4 ounce (7.5 ml) of solution A with 6 ounces (180 ml) of solution B and add water to make 16 ounces or 500 ml.  This solution works quickly, so reduction must be carefully monitored.  For a slower reducing action, increase the amount of water or reduce the amount of Solution A.

(Daniel Keating already gave a good formula for ECN-2 developer to develop Kodak Vision film.

Paper developer RA-4 works as well due to the same color developer CD3, for those who are not in making chemistry from scratch).

1. Development in Tetenal RA-4 1+4, 38°C, 3:30 mts, Initial agitation 30 s, then once every 30 s.

2. Water 3x 38°C

3. Moersch Bleach 1+50, 5 mts. 38°C

4. Water 3x 38°C

5. Moersch ATS alkaline fixier 1+5, 5 mts. 38°C

6. Water 3x 38°C

7. Remjet removal with 2 teaspoons of backing soda to 1 liter 38 °C8. final rinse