Summarized from Mike Ware's Cyanoworks
Ingredients:
- Prepare Potassium Ferricyanide
a. Weigh 10g of Potassium Ferricyanide into a 100ml glass jar
b. Add 20ml of distilled water
c. Stir until fully disolved.
- Prepare Ammonium Iron(III) Oxalate
a. Weigh 30g of Ammonium Iron(III) Oxalate into a 100ml glass jar
b. Add 30ml of distilled water
c. Stir until fully disolved
d. Add 0.1g of ammonium dichromate
- Add Potassium Ferricyanide to Ammonium Iron(III) Oxalate
a. Stir well
b. Set aside to cool and crystalize
- Separate green crystals from solution
a. Filter the solution through a coffee filter into a 100ml glass jar
b. The green crystals and be disposed of by rinsing with hot running water
- Take to working solution
a. Prepare a brown glass bottle with label, stopper, etc.
a. Add distilled water to take final solution to 100ml
b. Transfer to the brown bottle and store in a dark location
Solution should remain good for at least 1 year
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