Easy How to Recycle Gold from Aqua Regia the remaining chemical compound precipitate zinc powder

Easy How to Recycle Gold from Aqua Regia the 

remaining chemical compound precipitate zinc powder

Hello, friends. Today I will bring you Easy How to Recycle Gold from Aqua Regia the remaining chemical compound. After you precipitate gold from the Aqua Regia, the remaining chemical compound. These chemicals still retain some gold residues. I use a simple method. By using zinc powder Put into chemicals. gold precipitated from zinc powder Slowly add zinc powder slowly. Gold sediment filter separated from chemicals. I use 68% Nitric Acid with boiled gold sediments at 90 degrees Celsius to get rid of other metals, precipitate gold with zinc powder, aqua regia gold youtube. #ZincPowderForGold #RecycleGold #GoldChemical