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Judy and all,
I use a diluted hydrochloric acid bath to heighten the blues in my
cyanotypes. I understand that hydrogen peroxyde can also be used, among
other things, but this is what I use. What do you use?
Risa
>Risa, everything affects everything. But what "hydrochloric acid bath"
>are you talking about?
>
>Judy
>
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