Made in the United States, this silver testing kit is a valuable addition to any jewelry care and repair collection. SCRATCH THE JEWELRY ON THE STONE PUT A DROP OR TWO OF THE. 925 Sterling Silver test solution on the scratch. ".
10k, 14k, 18k, 22k. 925/.999 silver, and Acid Neutralizer. This kit includes a variety of testing solutions, such as the pictures shows acids as well as the acid for testing silver. Put a drop on the acid to neutralize.
"Gold", "Silver Test Solution Neutralizer". Most neutralizer on the market is only. 5 to 1.0 ounce for twice as much money. Gold Silver Test Acid Neutralizer Bottle Testing Solution Scratch Stone Cleaner.