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Re: Platinum/Palladium question
Tori Nelson wrote:
> ... I have some rather large crystals
> that have formed in my developer, potassium oxalate, and I'm pretty
> sure that I don't want them there....
It is normal for these large crystals to eventually form in a used
developer. Crystals may also form if the temperature is lowered enough.
The only problem they might cause is scratching the print. A couple
ways to get rid of them are:
strain the solution (use plastic strainer)
decant the solution (in bottle or tray)
If the solution is really old (that means has processed many prints),
consider replacing it. A really old solution may cause fogging of a
Jeffrey D. Mathias