[Alt-photo] Salted Paper - Casein salt size

David Christensen agitprop at telus.net
Sun Feb 18 17:27:48 UTC 2018

Correction - I went digging into the back of the chemical cabinet and it 
turns out I have quite a bit of sodium citrate.  Sorry for the bother.

I'm am curious about recalibrating after changing salting and salt size 
formulas though.


On 2018-02-18 10:17 AM, David Christensen via Alt-photo-process-list wrote:
> Two questions.
> I'm interesting in trying the Casein salt size mentioned in "Salted 
> Paper Printing" but have no sodium citrate on hand - just sodium 
> chloride.  Can sodium chloride be substituted for sodium citrate in 
> some way in this recipe?
> And - does changing salting and salt-size formulas require 
> recalibrating my times?  I've just used the Universal salting receipe 
> mentioned by Marek Matusz to date - so this is the first time I'm 
> branching out with other formulas.
> Many thanks for the info.
> David
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