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Subject: Re: [Homebrew_PCBs] Re: Sodium Persulfate?
From:
"Ron Amundson" <ron_amundson@...>
Date:
2004-03-22
FeCl is a big stainer
> but keeps well. Any info on SP like shelflife, disposal issues,
> staining, smell?
No smell, no staining, shelflife is 2 weeks. You cannot reuse if like FeCl.
Heating it tends to make it work much better.
Here is a link to disposal.
http://www.kepro.com/fmc4.htm
Thanks
Ron