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<p>[QUOTE=&quot;V. Kurt Bellman, post: 2935810, member: 71723&quot;]35 grams (more than it sounds) powdered Thiourea.</p><p>35 grams (also) powdered Citric Acid.</p><p>If all you have is a simple pan scale, 7 nickels go on the other pan. (35 g.)</p><p>Water to make a liter.</p><p><br /></p><p>Use AT MOST at full strength, but consider farther dilution.</p><p><br /></p><p>Not ONLY is baking soda a good neutralizer, but once the solution has sulfides in it from use, an excess of baking soda will raise the pH enough to actually REVERSE THE PROCESS to one that ADDS toning to silver. And it looks just like the blotchy brown toning in sickly overpriced Heritage and S/B coins, too. If morons with more &quot;dollars than sense&quot; want to pay for that crap, that&#039;s their decision. I don&#039;t.[/QUOTE]</p><p><br /></p>

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