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Anhydrous Borax for Melting and Refining Gold, Silver ,borx and gold processing, Anhydrous Borax - a multi-purpose flux used to draw out impurities, keep your material liquefied for easy pouring and to clean your metalsGravity Borax Method GBM Mercury Free Gold RecoveryEliminate Mercury using this method of gold extraction with borax for small-scale miners allows for fine gold recovery and better smelting.

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