| Brand | Jacquard |
|---|---|
| MPN | CHM0101 |
| UPC | 743772030140 |
Check the listing for details. Jacquard Potassium Ferricyanide 4Oz. Condition: New. Listed at 22.58 USD. An antique photographic process, Cyanotype has been used since the mid-19th century for producing Prussian blue monochromatic prints especially in the biology field. This remarkably simple process employs two inexpensive chemicals and sunlight/UV.