Gold Precipitation Methods Technology Industry Of Gold Mining
Gold Precipitation Methods. Take one quart of tap water and heat to boiling. Remove from heat and add one pound of urea to the water. will use to adjust the pH of the acid. Slowly, add the water/urea to the acid. The acid will foam with the addition of the water/urea. Do not add the water/urea so quickly that the acid foams out of its container.