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Photographers' Formulary Oxalic Acid is primarily used in the photographic development process. It serves as a preservative for pyro solutions, a sensitizer for platinotype paper, a restrainer with some developers, a stain remover, and is used in toning and mordanting formulas.
As a sensitizer, Oxalic Acid enhances the sensitivity of platinotype paper to light, improving the clarity and depth of the final photographic print.
Yes, Oxalic Acid is an effective cleaning agent capable of removing ink or developer stains from photographic prints without compromising the image's integrity.
Oxalic Acid is freely soluble in both water and alcohol, ensuring ease of mixing and application in various photographic solutions. It is also slightly soluble in ether.
Yes, Oxalic Acid can be used in toning and mordanting formulas where it contributes to the tonal quality and coloration of photographs.
Review Summary
Ethanedioic acid, dihydrate
Oxalic acid dihydrate
Transparent, colorless crystalsOdorless
Preservative for pyro solutions
Sensitizer of platinotype paper
Acts as a restrainer with some developers
Removes ink in some developer stains
Used in toning and mordanting formulas
HOOCCOOH.2H2O
10g (0.35oz)
While primarily utilized by photography enthusiasts and professionals, the Photographers' Formulary Oxalic Acid serves a multitude of purposes in the photographic development process. This versatile chemical agent, available in a 10g quantity, is an essential component for those seeking precision and longevity in their photographic work.
As a preservative, Oxalic Acid ensures the stability and extended usability of pyro solutions, crucial for high-quality photographic development. Its role as a sensitizer for platinotype paper is equally important, enhancing the paper's sensitivity to light and thereby improving the clarity and depth of the final print.
In addition, Oxalic Acid functions effectively as a restrainer within certain photographic developers. This property allows for greater control over the development process, helping to prevent overdevelopment and maintain the desired contrast and detail in images.
For those facing the challenge of ink or developer stains, Oxalic Acid proves to be a valuable cleaning agent, capable of removing such blemishes from photographic prints without compromising the integrity of the image.
Furthermore, its application extends to toning and mordanting formulas, where it contributes to the tonal quality and coloration of photographs, providing a range of artistic possibilities for the photographer.
The chemical's solubility characteristics are noteworthy; it is freely soluble in both water and alcohol, ensuring ease of mixing and application in various photographic solutions. Its slight solubility in ether also presents additional utility in specialized photographic processes.
Photographers' Formulary Oxalic Acid is a high-grade, precise formulation designed to meet the exacting needs of photographic professionals. Whether you're preserving developer solutions, enhancing paper sensitivity, or refining the tonal qualities of your prints, this product is an indispensable tool for achieving exceptional photographic results.