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Subject: Re: [Homebrew_PCBs] Re: Ferric Chloride etching questions...

From: "Stefan Trethan" <stefan_trethan@...>
Date: 2005-09-08

On Thu, 08 Sep 2005 08:46:04 +0200, Phil <phil1960us@...> wrote:

> lol, if you are trying to remove an FeCl stain, it is no longer "good
> clothing".
> --- In Homebrew_PCBs@yahoogroups.com, JanRwl@A... wrote:
>>
>> In a message dated 9/7/2005 3:47:15 P.M. Central Daylight Time,
>> a_seychell@y... writes:
>>
>> I find diluted (1:0) hydrochloric acid removes ferric chloride
> stains in
>> minutes. Just apply a drop directly to the stain, then rinse.


Well, surely better than what i did!
I tried to get out a FeCl stain of a pair of jeans using some chlorine
(tablet) meant for pool water treatment.
Oh well, i still had the FeCl stain, but now i also had a much larger
bleached white area around it to highlight it ;-)

ST