Stannous chloride test solution is one of the most important tool and a most have for any precious metal recovery and refining process, this test solution will tell you if there is presence of dissolved precious metals (gold, platinum and palladium) in a solution or not.
On this article we will go over: how to make by your self Stannous Chloride test solution, testing principles and show how test results should look like.

KARAT Gold refers to a solid gold item (or gold alloy), either shaped or casted into form of jewelry or Bullion Bars & Coins.
The karat system is used to disclose the percentage of pure gold found in a jewelry item to the customer. the higher the karat, the higher the gold content in the item.

Current Gold, Silver and Platinum spot prices:
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