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Review Summary
2018-11-12T10:37:34
I bought this tannic acid to tone cyanotypes. It worked well to tone cyanotype prints brown to black depending on different water ratios.
robert t.
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Browse our FAQ
Tannin is a name applied to vegetable substances possessing acid properties and having an astringent taste, and which produce, with iron salts, a dark precipitate or solution, and precipitate albumen and gelatin
A yellowish to brownish powder Characteristic odor
As a mordant, In the preparation of the dry plates by the Tannin Process of Major Russell & Tannic acid toning of cyanotypes
C76H52O46
100g (3.53oz)
675152145314
Tannic Acid
By robert t.
I bought this tannic acid to tone cyanotypes. It worked well to tone cyanotype prints brown to black depending on different water ratios.
The Photographers' Formulary 100g Tannic Acid is a pure, high-quality chemical essential for professional photography development processes. Renowned for its effectiveness and reliability, this Tannic Acid is commonly utilized as a reducer and a mordant in the intricate world of photography.
It plays a pivotal role in the preparation of dry plates by the Tannin Process of Major Russell, a technique highly regarded in the industry. Additionally, this Tannic Acid is instrumental in the toning of cyanotypes, enhancing the richness and depth of the final image.
It's important to note that Tannic Acid, despite its name, is not a true acid. Instead, it's an acid-like substance known as a polyphenol, a detail that underscores its unique role in photography development.
Available in a convenient 100g quantity, this Tannic Acid from Photographers' Formulary is an ideal choice for those seeking to purchase in bulk, ensuring they have a steady supply for their photographic endeavors. Trust in the quality and convenience of this product to support your passion for capturing and developing stunning images.