Flic Film Tannic Acid Toner | 50g

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The 50g Tannic Acid Toner by Flic Film is a chemical with low acidity commonly used as a reducer and mordant during cyanotype processing. The toner is applied directly to the print after bleaching, producing a variety of shades such as brown, purple, black, and others. The solution should be mixed with warm water beforehand. Show more