Jacquard Cyanotype - Ferric Ammonium Citrate. Front of jar.
Jacquard Cyanotype Ferric Ammonium Citrate is a light-sensitive iron salt used with potassium ferricyanide for cyanotype printing. This is the raw material for creating Solution B in the cyanotype process.
Traditional cyanotype was an antique photographic process distinctive for producing Pruss...