Re: Cleaning a board slightly oxydized ??

2017-07-31 Thread Chuck Guzis via cctalk
On 07/31/2017 10:18 AM, Al Kossow via cctalk wrote: > has anyone ever determined what the real active ingredient is in that > stuff? The MSDS is an exemplar for industrial obfuscation: http://www.techni-tool.com/site/MSDS/218CH052.pdf Composition? It's all proprietary, so we can't tell you.

RE: Cleaning a board slightly oxydized ??

2017-07-31 Thread Dave Wade via cctalk
> -Original Message- > From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of william > degnan via cctalk > Sent: 31 July 2017 17:54 > To: Warner Losh <i...@bsdimp.com>; General Discussion: On-Topic and Off- > Topic Posts <cctalk@classiccmp.org> &

Re: Cleaning a board slightly oxydized ??

2017-07-31 Thread Al Kossow via cctalk
On 7/31/17 9:53 AM, william degnan via cctalk wrote: > DE-Oxit? > over an entire board? seems like a really expensive solution to a simple problem has anyone ever determined what the real active ingredient is in that stuff?

Re: Cleaning a board slightly oxydized ??

2017-07-31 Thread Chuck Guzis via cctalk
On 07/31/2017 09:24 AM, Warner Losh via cctalk wrote: > And there's often impurities in household vinegar, so you have to be > a little careful which ones you use for cleaning. Balsamic Vinegar, > not a good choice :). Though most of the white vinegars or > concentrated vinegars work well enough

Re: Cleaning a board slightly oxydized ??

2017-07-31 Thread william degnan via cctalk
On Mon, Jul 31, 2017 at 12:24 PM, Warner Losh via cctalk < cctalk@classiccmp.org> wrote: > On Mon, Jul 31, 2017 at 10:22 AM, Jon Elson via cctalk < > cctalk@classiccmp.org> wrote: > > > On 07/31/2017 03:13 AM, Alexandre Souza via cctalk wrote: > > > >> AFAIK, common household and vinegar and

Re: Cleaning a board slightly oxydized ??

2017-07-31 Thread Warner Losh via cctalk
On Mon, Jul 31, 2017 at 10:22 AM, Jon Elson via cctalk < cctalk@classiccmp.org> wrote: > On 07/31/2017 03:13 AM, Alexandre Souza via cctalk wrote: > >> AFAIK, common household and vinegar and citric acid are the same thing. >> Can >> you elaborate, please? O_O >> >> >> Vinegar is Acetic acid,

Re: Cleaning a board slightly oxydized ??

2017-07-31 Thread Alexandre Souza via cctalk
AFAIK, common household and vinegar and citric acid are the same thing. Can you elaborate, please? O_O 2017-07-31 5:01 GMT-03:00 Christian Corti : > On Sun, 30 Jul 2017, Alexandre Souza wrote: > >> Light green? Was it battery electrolyte? Wash it with vinegar

Re: Cleaning a board slightly oxydized ??

2017-07-31 Thread Christian Corti via cctalk
On Sun, 30 Jul 2017, Alexandre Souza wrote: Light green? Was it battery electrolyte? Wash it with vinegar (yes, vinegar) and after, wash with a good detergent and warm water. No, *not* vinegar. Use citric acid. You don't want to force the formation of copper acetate. Christian

Re: Cleaning a board slightly oxydized ??

2017-07-30 Thread Alexandre Souza via cctalk
Light green? Was it battery electrolyte? Wash it with vinegar (yes, vinegar) and after, wash with a good detergent and warm water. I did a video of the washing part, saving a macintosh. https://www.youtube.com/watch?v=ez5IbF39SRY (in portuguese, since I'm Brazilian :) But you can watch it and

Cleaning a board slightly oxydized ??

2017-07-30 Thread GerardCJAT via cctalk
What is the best way to clean a ( populated ) board lightly oxydized , that shows light green copper oxyde spots ( only on the components side ) ?? Toothbrush + ??