Yahoo Groups archive

Homebrew PCBs

Index last updated: 2026-04-28 23:05 UTC

Message

Re: ETCH TANK'S [COST EFFTIVE]

2004-04-13 by rmustakos

> Just to point out, the 3% will work, but it's too weak for long term 
> use to regenerate.
<snip>> 
> Well, that may be true, but from my experiance it isn't. From my 
> experiance the sure way to generate lots of chlorine is to put in too 
> much H2O2. The extra oxygen bonds with the hydrogen in the HCL to 
> make water and in the proccess it frees pleanty of chlorine.
> 
> Since I don't use H2O2 to regenerate, I haven't seen this issue since 
> I mixed it up to start with.
> 
> -Denny
Denny
  OK, with my 3% h2o2, sounds like outgasing won't be an issue, just
over dilution.  It is also my intention to, post-etch, bubble it back
to life, then store it, maybe keeping some h2o2 for when I really need it.
Thanks
Richard

Attachments

Move to quarantaine

This moves the raw source file on disk only. The archive index is not changed automatically, so you still need to run a manual refresh afterward.