Eco-goldex Provides Its unique Eco-friendly Products for Precious Metal Extraction!
  • Zinc cementation method Package

    $98.00 $90.80

    This zinc cementation package includes a package of E series + Zinc dust/strips + chemical A  working together to precipitate gold (silver) from E series preg-solution. This new Zinc strips precipitation  is our own technology and specially invented for gold precipitation in E series preg-solution. this method  is suitable for beginner or small scale gold stripping practice.