Why the classic Rodinal recipe (that one with 100 g/L p-AP HCL) asks for metabisulfite which is getting neutralised later instead of a plain sulfite? Has it something to do with solubility?
Metabisulfite in classic Rodinal
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A
- Thread starter River Mantis
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See Gerald Koch, post 44 here:
Appears that originally bisulfite solution was used because it was cheaper.
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