Gold stripping solution chemicals old CPU Computer gold fingers electronic circuit board gold plated

Gold stripping solution chemicals old CPU Computer gold fingers electronic circuit board gold plated

Hello, friends A gold stripping solution may take some time, or sometimes hours. Depending on the thickness of the gold plated material. Today I will test with the old CPU Computer Chip and gold fingers electronic circuit board. gold stripping solution in a dry form and upon dissolving in water adding cyanide, it worked very…