RE: what happened to my fix?

Ryiju, How thick will this get? I have seen bottles of used film fixer (
forgotten under the sink) build up a rather thick layer that does not wash
away with soap and water, but needed to be bleached or dissovled.

Eric Neilsen Photography
4101 Commerce Street
Suite 9
Dallas, TX 75226
http://e.neilsen.home.att.net
http://ericneilsenphotography.com
 
> -----Original Message-----
> From: Ryuji Suzuki [mailto:rs@silvergrain.org]
> Sent: Tuesday, November 15, 2005 7:09 AM
> To: alt-photo-process-l@sask.usask.ca
> Subject: Re: what happened to my fix?
>
> The grey deposit on polyethylene container is probably a sediment of
> dyestuff that got washed off from the film during fixation. The fixer
> is still good, but if you worry, decant off or use paper filter to
> remove the stuff. (Once disturbed, the dye will get dispersed in the
> solution and it will go through most paper filters. If you filter it,
> work gently and don't disturb the bath!) To clean the bottle, you
> could fill 1/4 with hot soap water, and shake it vigorously. The stuff
> should come off rather easily.
>
> Silver from fixing bath does not plate out by itself like in developer
> bath. In order to plate, you would need some electrochemical driving
> force.
>
> Ryuji
>
> From: Richard Knoppow <dickburk@ix.netcom.com>
> Subject: Re: what happened to my fix?
> Date: Mon, 14 Nov 2005 13:15:44 -0800
>
> > From: "Iain" <iain.coghill@eiflex.com>
> > To: <alt-photo-process-l@sask.usask.ca>
> > Sent: Monday, November 14, 2005 10:31 AM
> > Subject: OT: what happened to my fix?
> >
> > >I have some film fixer stored in a polyethene container. I
> > >have had it for quite a while, though last time I used it
> > >it still cleared the film fairly quickly. Today I pulled it
> > >out of the cupboard and the inside of the container has
> > >been 'plated' with a dark grey deposit. What just happened?
> > >Obviously I will toss the fixer - there are bits floating
> > >in it and chemicals are cheap compared to ruined images. Is
> > >it safe to use the container again or will it spoil fresh
> > >fixer? Is there a way to clean this stuff off?
> > >
> > > Thanks
> > >
> > > Iain Coghill
> > >
> > I could be silver if the fixer was very heavily used but
> > it could also be sulfur from decomposition. Does it have a
> > sulfur odor?
> > If its silver a dichromate or permanganate bleach will
> > remove it. You can silver plate clean penies with used
> > fixer.
> >
> > ---
> > Richard Knoppow
> > Los Angeles, CA, USA
> > dickburk@ix.netcom.com
> >
> >
Received on Tue Nov 15 08:54:55 2005