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Which chemical is used as a fixer in photography


Fixation is commonly achieved by treating the film or paper with a solution of thiosulfate salt. Popular salts are sodium thiosulfate—commonly called hypo—and ammonium thiosulfate—commonly used in modern rapid fixer formulae.

What chemical is used for photography?

Compound 'AgBr' is used in photography. Three silver compounds used in photography are silver chloride (AgCl), silver bromide (AgBr), and silver iodide (AgI).

What are the chemical of fixer solution?

The fixing solutions at present in use are: Cyanide of potassium, Hyposulphite of soda, and Sulphocyanide of ammonium.

Which chemical is used in film of photography?

Silver bromide is an important component of photographic film and is light sensitive. The silver salts are prepared by adding sodium bromide to a solution of silver nitrate. The sensitive surface of ordinary film is a layer of gelatin carrying silver bromide crystals.