Homebrew PCBs

In a message dated 7/6/2007 5:32:49 P.M. Central Daylight Time,  
tesseract@... writes:

I  previously used ferric chloride heated to near-boiling in the microwave 
for  years but after I learned about HCl/H2O2 on this group I gave it a try and  
haven't looked at FeCl3 since!<<
I heat FeCl3, too.  But do you heat the HCl/H2O2 as well,  or use it at "room 
temp"?
Thanks!   Jan Rowland

 



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