<P> This application as a photographic fixer was discovered by John Herschel . It is used for both film and photographic paper processing ; the sodium thiosulfate is known as a photographic fixer , and is often referred to as ' hypo ' , from the original chemical name , hyposulphite of soda . </P>
<P> This application as a photographic fixer was discovered by John Herschel . It is used for both film and photographic paper processing ; the sodium thiosulfate is known as a photographic fixer , and is often referred to as ' hypo ' , from the original chemical name , hyposulphite of soda . </P>
why sodium thiosulphate is known as hypo solution
why sodium thiosulphate is known as hypo solution
from the original chemical name , hyposulphite of soda
from the original chemical name , hyposulphite of soda