Pickel mixed with hydrogen peroxide will clean copper plating
from silver. It’s a stronger pickel and is hard on any soldered
seams. I don’t know if it works on gold. The peroxide will not
last long so it is not keepable.
Marilyn Smith
Pickel mixed with hydrogen peroxide will clean copper plating
from silver. It’s a stronger pickel and is hard on any soldered
seams. I don’t know if it works on gold. The peroxide will not
last long so it is not keepable.
Marilyn Smith