Op 18 nov 2005 om 17:52 heeft Loris Medici het volgende geschreven:
> Can one add pure alcohol instead of Tween or Photoflo/Ilfotol to
> facilitate coating of gum emulsion? Will alcohol get in reaction with
> dichromate and/or colloid?
>
When I use pure pigments I always add first a few drops of alcohol
before mixing with gum; the mixing is far more easier as without. Never
saw a difference with tube-color.
Cheers,
henk
Received on Fri Nov 18 11:34:15 2005
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