Homebrew PCBs

----- Original Message ----- 
From: "Lez" <lez.briddon@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Saturday, January 27, 2007 2:07 PM
Subject: Re: [Homebrew_PCBs] UK'ers, anyone in uk _not_ using fecl ?


> On 27/01/07, Leon <leon355@...> wrote:
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>> ----- Original Message -----
>>  From: "Lez" <lez.briddon@...>
>>  To: <Homebrew_PCBs@yahoogroups.com>
>>
>>  Sent: Friday, January 26, 2007 11:35 AM
>>  Subject: [Homebrew_PCBs] UK'ers, anyone in uk _not_ using fecl ?
>>
>>  > UK'ers, anyone in uk _not_ using fecl for etching?
>>  >
>>  > If not what are you using, and where did you get it.
>>
>>  I normally use FeCl3 but I've tried HCl and H2O2. It works OK and it's 
>> quite
>>  easy to find the materials - a chemist for the H2O2 and a hardware store 
>> for
>>  the HCl.
>>
>>  Leon
>
> Leon thanks, ok right then, what do use as a hardware store, I have
> sainsburys homebase and b&q, but I can guess before I take a trip
> their if I write HCI on a scrap of paper, hand it to customer services
> and say where do you keep this, I will get a very blank stare.........
>
> Just what do you buy it as?

It's usually called Spirits of Salts and is 30% HCl. Builders merchants are 
best as it is used for cleaning brickwork and clearing drains.

Leon