2 thoughts on “egyptian jewelry wholesale How to refine gold from the CPU”
Gilberto
wholesale stamped jewelry Hello, the first step, first throw the CPU into the nitrate solution (when the needle is dissolved in the pin or the contact, you need to soak for 1-2 weeks). Salt) Step 3, wait for silver ions to precipitate, prepare a small piece of zinc tablet and hydrochloric acid solution to restore silver chloride into single -quality silver. It should be noted that the reaction of the reduction
jewelry supplies wholesale europe Pay content for time limit to check for freenAnswer the first step, we first allocate the gold almighty water in proportion, and then pour the well -equipped gold almed water with the CPU into the glass container. Soon, a layer of gold plating on the CPU is dissolved in the water. (We are not toxic and environmentally friendly, which can be contacted directly by hand, and he will not corrode our skin.) Then we can shake the CPU in the golden water with our hands, so that the golden water to fully dissolves the gold plating on the CPU surface. When you clearly see the layer of yellow gold plating on the surface of the CPU, it has been dissolved in the water, so the first step is completed. 2/3 Step 2, let's pour the golden water in the cup, add a promoter, and then put it in the zinc wire and start replacing the gold in the golden water. After the replacement is completed, we will oxidize the zinc wire. Black, the purifier is added to the purification agent, and the cup is heated. After a period of heating, a kind of earthy is called sponge gold. 3/3 Step 3, pinch the purified sponge gold into a ball shape, sprinkle a little borax, put it in the melting gold cricket and start melting. This is a whole process in the change of zinc wire replacement. The gold refinement technology of zinc filaments is mainly aimed at gold -plated materials. As long as it is a gold -plated waste, we can use it directly to refine gold.nDear, you can refer to this methodn[Bi Xin]nQuestion where can I buy refined gold thingsnAnswer kiss. You can buy it onlinenAsk me, can I add you WeChat? I want to talk about solutionnAnswer dear. We have regulations, it's not possible, I'm really sorryn5 morenBleak
wholesale stamped jewelry Hello, the first step, first throw the CPU into the nitrate solution (when the needle is dissolved in the pin or the contact, you need to soak for 1-2 weeks). Salt) Step 3, wait for silver ions to precipitate, prepare a small piece of zinc tablet and hydrochloric acid solution to restore silver chloride into single -quality silver. It should be noted that the reaction of the reduction
jewelry supplies wholesale europe Pay content for time limit to check for freenAnswer the first step, we first allocate the gold almighty water in proportion, and then pour the well -equipped gold almed water with the CPU into the glass container. Soon, a layer of gold plating on the CPU is dissolved in the water. (We are not toxic and environmentally friendly, which can be contacted directly by hand, and he will not corrode our skin.) Then we can shake the CPU in the golden water with our hands, so that the golden water to fully dissolves the gold plating on the CPU surface. When you clearly see the layer of yellow gold plating on the surface of the CPU, it has been dissolved in the water, so the first step is completed. 2/3 Step 2, let's pour the golden water in the cup, add a promoter, and then put it in the zinc wire and start replacing the gold in the golden water. After the replacement is completed, we will oxidize the zinc wire. Black, the purifier is added to the purification agent, and the cup is heated. After a period of heating, a kind of earthy is called sponge gold. 3/3 Step 3, pinch the purified sponge gold into a ball shape, sprinkle a little borax, put it in the melting gold cricket and start melting. This is a whole process in the change of zinc wire replacement. The gold refinement technology of zinc filaments is mainly aimed at gold -plated materials. As long as it is a gold -plated waste, we can use it directly to refine gold.nDear, you can refer to this methodn[Bi Xin]nQuestion where can I buy refined gold thingsnAnswer kiss. You can buy it onlinenAsk me, can I add you WeChat? I want to talk about solutionnAnswer dear. We have regulations, it's not possible, I'm really sorryn5 morenBleak