Function of sodium thiosulphate (hypo) in development of photographic film/plate is to______________?

Chemical Engineering Mcqs

Function of sodium thiosulphate (hypo) in development of photographic film/plate is to______________?

(A)  Brighten the faint images

(B)  Remove metallic silver

(C)  Convert silver chloride to silver

(D)  Remove unexposed silver halide

Submitted By :Ali Uppal

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