Homebrew PCBs

On 06/12/2010 03:11 AM, Leon Heller wrote:
> NaOH is often used for developing the resist after UV exposure.

I use Na2C03 (sodium carbonate, or washing soda) for developing, and 
NaOH for stripping.  NaOH is also used in titration, to determine the H+ 
concentration in CuCl etchant.