Peter Marshall (petermarshall@cix.co.uk)
Tue, 16 Feb 1999 20:29 +0000 (GMT)
> Of course if any
> washing agent containing sodium chloride is used before all the silver
> complexes have been washed out, solid silver chloride will be
> deposited, which defeats the whole object of fixing.
Well, I suppose I should have thought a bit about equilibrium constants
before posting this, but it remains a possibility that small amounts of
silver chloride might be formed.
Peter Marshall
On Fixing Shadows and elsewhere:
http://www.people.virginia.edu/~ds8s
Family Pictures, German Indications, London demonstrations &
The Buildings of London etc: http://www.spelthorne.ac.uk/pm/
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