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https://jewelryjealousy.com/how-to-tell-if-silver-is-real/
Sep 11, 2018 · There is a less invasive chemical test called the silver Acid Test. This involves purchasing a specific acid which you would then place a few drops of onto the item. If the acid becomes red, your item is genuine sterling silver. But if your acid turns brown or green, it means that the concentration of silver is only 80% or 50%, respectively.
https://www.silverrecyclers.com/blog/how-to-test-silver.aspx
For Silver Coins Weight Test. The weight that is engraved on a coin or bar should match up to its actual weight. So 1 oz coins should... Specifications Test. The specifications test is simple but it requires a bit of research. You just look up the actual... Conclusion. A combination of these tests ...
https://www.marthastewart.com/1541729/how-tell-silver-is-real
If it's silver, a black residueshould appear on your cloth. 5. Put a piece of ice on it. If the item is silver, it willmake the ice melt faster. 6. Check for flakes revealing adifferent metal underneath. Sterling silver catches the light like no other, which is why we love the look of sterling silver in flatware, vases, jewelry, and decorative accents.
http://howtotestsilver.com/
Testing For Silver Place a drop of acid on the object to be tested. 90 to 100% silver, the acid will show a creamy color. 77-90% silver, the acid turns a gray color.
https://ourpastimes.com/how-4472113-check-silver-authenticity.html
Jan 09, 2018 · Use a chemical test with a liquid known as silver reagent. Put a small drop on a inconspicuous bend or seam in the metal. If the place turns red, it is silver. Coin silver (800, or 80 percent silver) will turn brown, while 500 silver has a high copper content and will turn green.
https://www.sciencecompany.com/How-to-Test-Gold-Silver-and-Other-Precious-Metals.aspx
Test to distinguish gold from non-gold: File a notch in the piece to be tested. Apply a drop from Bottle #1; Results: A bright green reaction indicates gold plate on copper or brass. A pinkish cream color indicates gold plate on silver. Test to distinguish gold carat values: File a notch in the piece to be tested. Apply a drop from Bottle #1 ...
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