stop bath meaning in Hindi

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Some variations don't require the stop bath.
Stop bath accounts for the characteristic vinegar-like odor of the traditional darkroom.
Low-odor stop baths use citric acid or sodium bisulfite in place of acetic acid.
In modern automatic processing machines, the stop bath is replaced by mechanical squeegee or pinching rollers.
Stop bath becomes exhausted when bases carried over from the developer cause the solution to become alkaline.
Development of the print can be halted at any point in the process through the use of stop bath.
Citric acid can be used as a lower-odor stop bath as part of the process for developing photographic film.
But first the print is placed into the stop bath, which stops development and prevents the developer from contaminating the next bath : the fixer.
Since organic developers only work in alkaline solutions, stop bath halts the development process almost instantly and thus provides more precise control of the development time.
Where an immediate stop of development is desired, a stop bath will usually consist of some concentration of acetic acid, commonly around 1 to 2 %.

noun.