I also use a commercially available solution of Ammonium Cloride and Copper Sulfate manufactured by Sophisticated Finishes (a division of Triange Coatings)
web address:
http://www.modernoptions.com/
I buy directly from them in larger quantities than generally available in craft stores.
Good luck,
Fred Schlatter
www.carvedgraphics.net
fschlatter@carvedgraphics.net
verdigis patina for copper, bronze and brass
I also use a commercially available solution of Ammonium Cloride and Copper Sulfate manufactured by Sophisticated Finishes (a division of Triange Coatings)
web address:
http://www.modernoptions.com/
I buy directly from them in larger quantities than generally available in craft stores.
Good luck,
Fred Schlatter
www.carvedgraphics.net
fschlatter@carvedgraphics.net