We have about 80+ lbs. of pure Tungsten filaments used to evaporate an 80( Ag )/20( Pd ) alloy.
The residue of Pd/Ag is about 3-4% by weight.
What is the best method to strip the Pd & Ag and preserving the Tungsten metal for separate recycling ?
Then , how best to separate the Pd and Ag into...