Difference between revisions of "Chemical Etchants"

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== Ferric Chloride ==
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== Ammonium Persulfate ==
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== Sodium Persulfate ==
 
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More environmentally friendly than ferric chloride.  Can monitor the etching as initially clear new etchant solution turns blue from the copper ions.
 
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== Disposal procedures ==
 
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* [http://www.kepro.com/fmc4.htm Kepro Circuit Systems] Removal of Copper and Persulfate from Spent Sodium Persulfate Etchant by Precipitation
 
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== External Links ==
 
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* [http://www.k9spud.com/wiki/PCB:Etchants Ferric Chloride vs. Ammonium Persulfate] and other etching chemicals.
 

Latest revision as of 23:57, 21 December 2024

Your website, opencircuits.com, may be reaching so many more people! On average, sites like yours could attract over 1K visitors per day. That’s where our AI-powered traffic system makes a difference—it’s designed to attract targeted users straight to your site.

Take the first step with a complimentary 4,000 visitors to realize the impact firsthand. Afterward, our plans provide up to 250,000, helping your website increase its audience and engagement effortlessly. Get more information here: https://shorten.is/cdX6S

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