Cyanotype Workshop
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- A sheet is sensitized in a “cyanotype” solution
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For 200ml of solution:
- 24gr ammonium iron citrate + 100ml water
- 12gr potassium ferricyanide + 100ml water
- Mix both immediately before use
- Let dry in the dark.
- Exposure time 20 mn in full sun.
- Rince in distribution water: 10 mn..
- Soak in water + 10% hydrogen peroxide..
- Rince until water remains clear.
- Dry, preferably in open air.