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Review Summary
2-hydroxybenzoic acid
A colorless, crystalline organic carboxylic acid
Used as a component in some developer formulas i.e. DS-10 & DS-12
C6H4(OH)CO2H
10g (0.35oz)
Where professional photography meets high-quality development, you'll find the Photographers' Formulary Salicyclic Acid. This effective and reliable product is a crucial component in renowned developer formulas such as DS-10 and DS-12. Notably, it exhibits solubility in ethanol and ether, while maintaining slight solubility in water, making it a versatile addition to your photography toolkit.
The production of this salicyclic acid is a testament to its quality. It is commercially prepared through a meticulous process that involves heating sodium phenolate (the sodium salt of phenol) with carbon dioxide under pressure. This forms sodium salicylate, which is then treated with sulfuric acid to liberate the salicylic acid.
This durable product from Photographers' Formulary, a reputable brand in the photography industry, is specifically designed to meet the unique needs of photographers. Whether you're a seasoned professional or an enthusiastic beginner, the Photographers' Formulary Salicyclic Acid is an essential tool for producing high-quality photographic results.