Re: Life of gum dichromate mixture

From: Katharine Thayer ^lt;[email protected]>
Date: 07/01/05-09:11:08 AM Z
Message-id: <>

John Brewer wrote:
> Can anyone tell me how long gum + dichromate + pigment may be kept
> before it is unusable?

Hi John,
Like everything, it depends. I've had a mix 8-10 hours old print
beautifully, but I've also had mixes fail in less time. Generally I
prefer to print what I've mixed within an hour or so.
Katharine Thayer
Received on Fri Jul 1 16:06:48 2005

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