Potassium Ferricyanide is a red crystalline salt essential for the cyanotype photographic process. One of two key chemicals needed for sun printing, it works alongside Ferric Ammonium Citrate to create a light-sensitive emulsion. This 230g container enables you to produce striking Prussian blue prints using only sunlight and natural fiber substratespaper, cotton, silk, wool, or wood. The cyanotype process is refreshingly simple: coat your material, expose to UV light for 315 minutes, and develop. A timeless technique that connects you directly to photography’s earliest traditions.

• Potassium Ferricyanide is a red salt to be used in the Cyanotype photographic process
• One of two inexpensive chemicals used with sun printing. Use in conjunction with Ferric Ammonium Citrate to create sensitizer stock
• Prints can be made on any natural fiber including paper, cotton, silk, wool, wood and more!
• Jacquard Potassium Ferricyanide comes in an 230g Jar
• Made in the USA