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Homebrew PCBs

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Message

Re: Etching Chemicals

2004-01-19 by cdaw01

I just picked some of this up - Solution B is indeed High Strength 
h202, but Part A of my kit was Sodium Hydroxide, so a double bonus,  
more photoresist developer :)
7.99 at home depot  (KleanStip Wood Bleach in a box in the paint 
dept.)


--- In Homebrew_PCBs@yahoogroups.com, mpdickens <md30022@y...> wrote:
> 
> 
> Adam Seychell <adam_seychell@y...> wrote:
>  
> Hello Adam,
>  
> You can get 30% h202 from the hardware store. I purchase it at 
home depot
> for $ 7.00 for 16 ounces. Look for the two part kit used to bleach 
wood.
> It is composed of trisodium phosphate (first part) and 16 ounces 
of 30% 
> h202 (second part).
>  
> Best regards
>  
> Marvin Dickens
> 
> 
> Registered Linux User No. 80253
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