From: ericawd (ericawd@mem.quik.com)
Date: 05/28/03-08:55:06 PM Z
Makes sense.
Thanks,
Candace Spearman, Memphis, Tennessee
----- Original Message -----
From: "Judy Seigel" <jseigel@panix.com>
To: <alt-photo-process-l@skyway.usask.ca>
Sent: Wednesday, May 28, 2003 6:51 PM
Subject: Re: Potassium Metabisulfite
>
>
> On Mon, 26 May 2003, ericawd wrote:
>
> > To anyone who uses a 5% solution of potassium metabisulfite to clear
their gums:
> >
> > 1. Any experience as to how long it lasts after mixing?
> >
> > 2. How many prints will a particular volume clear? (e.g.. hypo clearing
agent will clear a certain surface of film)
> >
>
>
> Hypo clearing agent works invisibly, that is, you can't tell by looking if
> it's cleared -- so you need a guage for how many it's safe to put through
> it.
>
> With gum clearing, you see the difference -- which varies according to
> size of print, thickness of the paper, and depth of the stain. Watch how
> long it takes the first print to clear, when it starts to take a whole lot
> longer --- mix fresh.
>
> Judy
>
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