Gum problem(s)-alcohol

From: henk thijs ^lt;>
Date: 11/18/05-11:33:55 AM Z
Message-id: <>

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.
Received on Fri Nov 18 11:34:15 2005

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