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This seventh edition was published in 1937 and is a highly technical treatise on gold treatment
So if you were mixing 1 oz of 14 k
Net weight 23 pounds
may be necessary to remove the
1-5 oz & 1-10 oz
5 LB Hank Chapman Jr Flux & 1 LB Thinner Combo-Refine Gold-Silver-Smelting-Assay Recovery This seventh edition was publishedThis is 5 Lb's of the famous Hank Chapman Jr Refining Flux & 1 LB of his Thinner. This is pre mixed Flux and ready for you to add your Black Sands, Ore, Gold, Silver, Computer Parts, Scrap Gold and smelt. This is also a great assay mix. Includes Borax, Soda Ash, Silica & Manganese. I find it always best to pour when your material is like water coming out. It makes for better pours, better looking bars and helps keep any splashing down like you get
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