{"product_id":"silver-testing-acid-with-black-scratch-stone-for-the-most-accurate-results","title":"Silver Testing Acid with Black Scratch Stone For The Most Accurate Results Test .500silver to fine silver.999","description":"\u003ch3\u003eSilver Testing Acid with Black Scratch Stone For The Most Accurate Results \u003c\/h3\u003e\n\u003cp\u003eMost Accurate and Easy Results\u003c\/p\u003e\n\u003cp\u003e5ml contains enough acid for dozens of tests. \u003cbr\u003e\u003cbr\u003eShipping with most secured way!\u003c\/p\u003e\n\u003cp\u003eEssential for Every Households, Collectors, Jewelers, Pawns Shops \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1 x 5ml Bottle  Silver Testing Solution, Black Scratch Stone and \u003c\/span\u003e\u003cspan\u003eInstructions Paper\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eHOW THE SILVER TESTING KIT WORKS: To test silver purity, scratch the item on to test stone leaving visible deposit, then place a small drop of the over deposit; the purity of the silver is approximated depending on the color the solution turns when applied to deposit; if solution turns red that indicates high quality silver; if solution turns blue or green the sample may contain brass or copper; if sample deposit dissolves, or solution turns a dark brown, it may be a base metal\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e(RESULTS: Fine silver.999 = bright red, .925 silver = dark red, .800 silver = brown, .500 silver = green)\u003c\/span\u003e\u003c\/p\u003e","brand":"ERAFINE","offers":[{"title":"Default Title","offer_id":46681871220899,"sku":"ERA-5mlAU+S","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/1492\/3683\/files\/WhatsApp_Image_2025-12-23_at_2.56.47_PM.jpg?v=1766530659","url":"https:\/\/eradentalsupply.com\/products\/silver-testing-acid-with-black-scratch-stone-for-the-most-accurate-results","provider":"eradentalsupply","version":"1.0","type":"link"}