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Author Message   Ron_g Tinkerer Username: Ron_g Post Number: 72 Registered: 07-2009 Rating: N/A Votes: 0 Posted on Sunday, March 27, 2011 - 04:24 am:    I bought some from Edmund Scientific a while ago as well.It is a liquid that appears to be powdered metal or graphite in a solution that needs to be mixed real well before application and it takes some time to dry but it worked just fine on the selenium cell that I was reattaching to an old Voigtlander that I was working on.Ron G