Alexis Texa Con Two Guys Black

Refining by

Well this method does the same as the method of Encuartes but slower and not long so much smoke.
2 parts are used acid muriatic to 1 part 3% hydrogen peroxide (hydrogen peroxide vol 10)
The acid will eat everything except precious metals (gold, platinum, rhodium, etc.), if you heat the liquid will start to eat eat a little oro.Si add gold pecipitará.No metabisulfite and need to add urea.