Changes

Special refining scrap, i.e. used precious metal electrolytes, salts, gold plated printed circuit boards, IC scrap, metallic scrap with high melting components such as Ag/W, or composite materials like Ag/Ni, Ag/MeOx and others, precious metal pastes or paste coated substrates, cannot be refined economically in the processes described above.

<xr id="fig:Processes_for_the_refining_of_precious_metal_scrap"/> Processes for the refining of precious metal scrap

<figure id="fig:Processes_for_the_refining_of_precious_metal_scrap">