On Mon, 1 Feb 2010, Chris wrote:
> I have been using the same bottle for about 2 years now (give or take a
> bit). I pour it into an old film developing tray, toss my PCB into it
> for a couple of minutes, then return the stuff to its original bottle.
> It certainly has NOT degraded the product's ability to tin a circuit
> board. As for rinsing, I put it in the sink, and run water on it for
> about 10 to 20 seconds - cold or warm water, whatever comes out of the
> faucet.
>
> Yes, the stuff stinks a tiny bit like rotten eggs. Not knowing what
> this chemical actually is, I usually do it outdoors to be safe.
That might be the thiourea giving off hydrogen sulfide. If you think you
can tough out that smell, you're intoxicated with it.
--
David Griffith
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