2 thoughts on “wholesale handmade jewelry thailand How to refine gold”

  1. mia jewelry collection wholesale Mash the ore with gold into the container, add the hydrochloric acid solution, edible salt and nitric acid solution, and wait a few hours to see a lot of yellow saturated solutions in the solution, then filter the sediment, so that it can be used by then it can Get the tetrachloride solution, then drip a few drops of tin dioxide solutions in the solution, and then add scoryate and ice water to the solution. Heat it at high temperature.

  2. the best jewelry wholesalers The gold refinement method is: fire method melting, wetting method, electrolytic method, replacement method, adsorption method, cyanide method, chemical regulation method, fire method solution method, roasting method, immersion method, solubility method, burning method, immersion, immersion Eclipse, washing method, and re -selection method. Depending on the raw materials, the gold refining method is as follows:
    1, rinse water -plated wastewater and gold -plated parts (electrolysis, replacement method, adsorption method); R n3, electroplating components, chemical gold plating components (fire solution method, electrolytic method, thermal expansion method);
    4, gold plaque, gold, idols, etc.

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