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Printech, July, 2000
Fwd: small volume silver bath recovery


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From:Deb Jacobson(djacobson@istc.illinois.edu)
Date:Tue, 18 Jul 2000 06:42:10 -0500


This message was originally sent to the P2 Tech listserv. Please reply to this listserv if you have comments and I will forward to P2Tech and Andy Bray at NEWMOA. >From: abray@newmoa.org (Andy Bray) >To: "P2tech@Great-Lakes.Net" >Subject: small volume silver bath recovery >Date: Mon, 17 Jul 2000 20:31:31 -0400 > >I am looking for information on means of recovering silver from a silver >plating bath. The challenge in finding a means of recovery is the small >volume generated by the facility. They only generate between 12 & 15 >gallons of spent bath annually at a rate of about a gallon a month. The >initial bath composition is 168 grams of potassium cyanide, 89.7 grams of >silver cyanide, and 134.4 grams of potassium carbonate all added to 3000 >ml of DI water. > >Any thoughts are well appreciated. > >Andy Bray >Northeast Waste Management Officials' Association (NEWMOA) >129 Portland Street, Sixth Floor >Boston, MA 02114 >617-367-8558 ext. 306 >http://www.newmoa.org >



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