Inquiry (采购产品): refining I would like to know what is the best product to refine scrap gold so that one can take the impurities out of it. I am beginning a scrap gold business and would like some information on how to make it pure. **** Hidden Message ***** Jason McGraw NE 63129 ALB Company: McGraw industries E-mail: jkm0119@msn.com **** Hidden Message ***** jkm0119@msn.com
