Re: what happened to my fix?

----- Original Message -----
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