Sodium chloride Is used in some bleaches and reducers. Search SWPP and BPPA Information provided by: SWPP BPPA More Photographic Terms ...
Sodium chloride - used in some bleaches and reducers. Sodium hexametaphosphate - water softener. Sodium hydrosulfite - used as a fogging agent in reversal processing.
The Leblanc process was done by reacting sulfuric acid to sodium chloride to give sodium sulfate and hydrochloric acid.
See also: Exposure, Iodide, Element, Silver iodide, Plate
 
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