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TONERS The toning must be done in artificial light as the image is sensitive of ultraviolet light (daylight) after bleaching. Sulphur toning must be done far from photographic materials as the sulphuretted hydrogen emerging during the process is harmful for them as well as for people.
After toning rinse and then tone in the second toning bath. After the final rinsing wipe carefully with moist cotton. The dry photos will take a darker tone if the are pressed in a mounting press at 70 deg. Celsius.
Add the Copper Sulphatesolution to the Potassium Citratesolution, after that the Potassium Ferricyanide solution. The working solution does not last long. Second Toningbath
This solution can be kept.
IRONTONING After the toning rinse until the yellow stain disappers, then fix and rinse again. Before drying carefully wipe with moist cotton.
Kraft&Steudel a I
II
III
Immidiatly before use, mix 50ml I +
50ml II + 10ml III + 100ml water. The solution does not last long. This
formula gives greenish-blue tones.
Kraft&Steudel b
II
Immidiatly before use, mix 10ml I + 20ml II + 200ml water+ 10ml concentrated Hydrochloric Acid. The solution does not last long. This formula gives cold blue tones. Fixing Solution
SULPHURTONING After bleaching, rinse the paper carefully and then tone it. After the last rinsing, wipe the paper with moist cotton
ORWO/Agfa 503
Bleachbath ORWO/Agfa 510
Toning bath. ORWO/Agfa 520
Toning bath.
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