{"title":"Featured Products","description":"\u003cp\u003eA curated selection of True Assay's best-selling precious metal testing kits, solutions, and accessories. Highlighted favorites trusted by jewelers, pawn brokers, and gold buyers nationwide.\u003c\/p\u003e","products":[{"product_id":"complete-gold-silver-platinum-testing-kit","title":"Complete Gold, Silver \u0026 Platinum Testing Kit – 10K\/14K\/18K\/22K Acid Test Set","description":"\u003cp\u003e\u003cstrong\u003eThe TrueAssay Complete Gold, Silver \u0026amp; Platinum Testing Kit\u003c\/strong\u003e gives jewelers, pawn shops, resellers, and stackers everything needed to verify precious metals at home or in-shop. Includes calibrated acid solutions for 10K, 14K, 18K, and 22K gold, plus .925 silver and platinum — all manufactured and shipped from Colorado with a printed lot number and 6-month shelf life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWHAT'S INCLUDED:\u003c\/strong\u003e\u003cbr\u003e• True Assay 10 Karat Gold Testing Solution\u003cbr\u003e• True Assay 14 Karat Gold Testing Solution\u003cbr\u003e• True Assay 18 Karat Gold Testing Solution\u003cbr\u003e• True Assay 22 Karat Gold Testing Solution\u003cbr\u003e• True Assay Silver Testing Solution\u003cbr\u003e• True Assay Platinum Testing Solution\u003c\/p\u003e\n\u003cp\u003ePRODUCT DETAILS \u0026amp; USAGE:\u003c\/p\u003e\n\u003cp\u003eTrueAssay 10K Gold Testing Solution:\u003cbr\u003eSimply rub your item on our test stone then apply a drop of the solution onto the gold streak left on the stone and if the streak is unaffected, your material must be at least 10K gold or higher in karat.\u003cbr\u003eTrueAssay 14K Gold Testing Solution:\u003cbr\u003eSimply rub your item on our test stone then apply a drop of the solution onto the gold streak left on the stone and if the streak is unaffected, your material must be at least 10K gold or higher in karat.\u003cbr\u003eTrueAssay 18K Gold Testing Solution:\u003cbr\u003eSimply rub your item on our test stone then apply a drop of the solution onto the gold streak left on the stone and if the streak is unaffected, your material must be at least 10K gold or higher in karat.\u003cbr\u003eTrueAssay 22K Gold Testing Solution:\u003cbr\u003eSimply rub your item on our test stone then apply a drop of the solution onto the gold streak left on the stone and if the streak is unaffected, your material must be at least 10K gold or higher in karat.\u003cbr\u003eEXAMPLE: If the object passes the 18K test but fails the 22k test then the object must be at least 18 karats but less than 22 karats so the material would be rated at 18 karat gold.\u003c\/p\u003e\n\u003cp\u003eTrueAssay Silver Testing Solution:\u003cbr\u003eSimply rub your item on our test stone then apply a drop of the solution onto the silver streak left on the stone. Results are as follows: Bright red = .999 fine Silver. Dark red = .925 sterling silver. Brown = .800 silver. Green = .500 Silver.\u003cbr\u003eTrueAssay Platinum Testing Solution:\u003cbr\u003eSimply rub your item on our test stone then apply a drop of the solution onto the platinum streak left on the stone. Results are as follows: If the streak is unaffected, it is platinum. If the streak dissolves or changes color, the material is not platinum. Palladium will usually turn red.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e(Testing stone not included)\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"1523\" data-end=\"1605\"\u003e\u003cstrong data-start=\"1523\" data-end=\"1605\"\u003eEach bottle provides dozens to hundreds of tests depending on the bottle size.\u003c\/strong\u003e\u003cstrong data-start=\"1523\" data-end=\"1605\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"1282\" data-start=\"1158\"\u003eEconomy — 30–40 drops\u003cbr data-end=\"1182\" data-start=\"1179\"\u003eSmall — 150–200 drops\u003cbr data-end=\"1206\" data-start=\"1203\"\u003eMedium — 300–400 drops\u003cbr data-end=\"1231\" data-start=\"1228\"\u003eLarge — 400–550 drops\u003cbr data-end=\"1255\" data-start=\"1252\"\u003eExtra Large — 700–900 drops\u003c\/p\u003e\n\u003cp data-start=\"830\" data-end=\"1196\"\u003e\u003cstrong data-start=\"830\" data-end=\"850\"\u003eImportant Notice\u003c\/strong\u003e\u003cbr data-start=\"850\" data-end=\"853\"\u003eTrue Assay testing solutions provide indicative results to assist in identifying precious metals. Results may vary depending on material composition, surface preparation, and testing conditions. This product is intended as a screening tool and should not be used as the sole method for determining the value or authenticity of precious metals.\u003c\/p\u003e\n\u003cp data-start=\"1369\" data-end=\"1391\"\u003e\u003cstrong data-start=\"1369\" data-end=\"1391\"\u003eSafety Information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1393\" data-end=\"1569\"\u003e• For testing purposes only\u003cbr data-start=\"1420\" data-end=\"1423\"\u003e• Use in a well-ventilated area\u003cbr data-start=\"1454\" data-end=\"1457\"\u003e• Avoid contact with skin and eyes\u003cbr data-start=\"1491\" data-end=\"1494\"\u003e• Keep away from children\u003cbr data-start=\"1519\" data-end=\"1522\"\u003e• Follow all instructions included with the kit\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Economy","offer_id":53351133282672,"sku":"A0-1","price":19.99,"currency_code":"USD","in_stock":true},{"title":"Small","offer_id":53351133315440,"sku":"A0-2","price":24.99,"currency_code":"USD","in_stock":true},{"title":"Medium","offer_id":53351133348208,"sku":"A0-3","price":29.99,"currency_code":"USD","in_stock":true},{"title":"Large","offer_id":53351133380976,"sku":"A0-4","price":34.99,"currency_code":"USD","in_stock":true},{"title":"Extra Large","offer_id":53351133413744,"sku":"A0-5","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/7098\/8144\/files\/trueassay_lineup_all_6.png?v=1774493900"},{"product_id":"complete-gold-silver-platinum-testing-kit-stone","title":"Complete Gold, Silver \u0026 Platinum Testing Kit with Stone – 9K–22K","description":"\u003cp\u003eThe TrueAssay Complete Gold, Silver \u0026amp; Platinum Testing Kit with Stone is built for jewelers, pawn shops, and resellers who need full-range coverage. Verify 9K through 22K gold, .800–.999 silver, and platinum on the included 2x4 black testing stone. Manufactured and shipped from Colorado with a printed lot number and 6-month shelf life.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWHAT'S INCLUDED:\u003c\/strong\u003e\u003cbr\u003e• TrueAssay 9 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay 10 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay 12 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay 14 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay 18 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay 20 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay 22 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay Silver Testing Solution\u003cbr\u003e• TrueAssay Platinum Testing Solution\u003cbr\u003e• 2x4 Black Testing Stone\u003c\/p\u003e\n\u003cp\u003ePRODUCT DETAILS \u0026amp; USAGE:\u003c\/p\u003e\n\u003cp\u003eGold Testing Solutions (10K, 12K, 14K, 18K, 20K, 22K, 9K):\u003cbr\u003eSimply rub your item on a test stone then apply a drop of the solution onto the gold streak left on the stone. If the streak is unaffected, your material is at least that karat or higher. Use progressively higher karat solutions to determine the exact purity.\u003c\/p\u003e\n\u003cp\u003eTrueAssay Silver Testing Solution:\u003cbr\u003eSimply rub your item on our test stone then apply a drop of the solution onto the silver streak left on the stone. Results are as follows: Bright red = .999 fine Silver. Dark red = .925 sterling silver. Brown = .800 silver. Green = .500 Silver.\u003c\/p\u003e\n\u003cp\u003eTrueAssay Platinum Testing Solution:\u003cbr\u003eSimply rub your item on our test stone then apply a drop of the solution onto the platinum streak left on the stone. Results are as follows: If the streak is unaffected, it is platinum. If the streak dissolves or changes color, the material is not platinum. Palladium will turn red.\u003c\/p\u003e\n\u003cp\u003e2x4 Black Testing Stone:\u003cbr\u003eQuality testing stone for use with our gold testing solutions. Shows marks from gold, silver and platinum very well. Simply wash and re-use a thousand times. Includes a soft non-slip backing to prevent scratching your desk.\u003c\/p\u003e\n\u003cp data-start=\"1523\" data-end=\"1605\"\u003e\u003cstrong data-start=\"1523\" data-end=\"1605\"\u003eEach bottle provides dozens to hundreds of tests depending on the bottle size.\u003c\/strong\u003e\u003cstrong data-start=\"1523\" data-end=\"1605\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"1282\" data-start=\"1158\"\u003eEconomy — 30–40 drops\u003cbr data-end=\"1182\" data-start=\"1179\"\u003eSmall — 150–200 drops\u003cbr data-end=\"1206\" data-start=\"1203\"\u003eMedium — 300–400 drops\u003cbr data-end=\"1231\" data-start=\"1228\"\u003eLarge — 400–550 drops\u003cbr data-end=\"1255\" data-start=\"1252\"\u003eExtra Large — 700–900 drops\u003c\/p\u003e\n\u003cp data-start=\"830\" data-end=\"1196\"\u003e\u003cstrong data-start=\"830\" data-end=\"850\"\u003eImportant Notice\u003c\/strong\u003e\u003cbr data-start=\"850\" data-end=\"853\"\u003eTrue Assay testing solutions provide indicative results to assist in identifying precious metals. Results may vary depending on material composition, surface preparation, and testing conditions. This product is intended as a screening tool and should not be used as the sole method for determining the value or authenticity of precious metals.\u003c\/p\u003e\n\u003cp data-start=\"1369\" data-end=\"1391\"\u003e\u003cstrong data-start=\"1369\" data-end=\"1391\"\u003eSafety Information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1393\" data-end=\"1569\"\u003e• For testing purposes only\u003cbr data-start=\"1420\" data-end=\"1423\"\u003e• Use in a well-ventilated area\u003cbr data-start=\"1454\" data-end=\"1457\"\u003e• Avoid contact with skin and eyes\u003cbr data-start=\"1491\" data-end=\"1494\"\u003e• Keep away from children\u003cbr data-start=\"1519\" data-end=\"1522\"\u003e• Follow all instructions included with the kit\u003c\/p\u003e","brand":"TrueAssay","offers":[{"title":"Economy","offer_id":53351224705392,"sku":"Combo2","price":24.99,"currency_code":"USD","in_stock":true},{"title":"Small","offer_id":53351224738160,"sku":"Combo3","price":29.99,"currency_code":"USD","in_stock":true},{"title":"Medium","offer_id":53351224770928,"sku":"Combo4","price":34.99,"currency_code":"USD","in_stock":true},{"title":"Large","offer_id":53351224803696,"sku":"Combo5","price":39.99,"currency_code":"USD","in_stock":true},{"title":"Extra Large","offer_id":53351224836464,"sku":"Combo6","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/7098\/8144\/files\/NO_ACID_COMPLETE_TEST.png?v=1775755530"},{"product_id":"complete-gold-silver-platinum-testing-kit-stone-neutralizer","title":"Complete Gold, Silver \u0026 Platinum Testing Kit with Stone \u0026 Acid Neutralizer – 9K–22K","description":"\u003cp\u003eThe TrueAssay Complete Gold, Silver \u0026amp; Platinum Testing Kit with Stone \u0026amp; Acid Neutralizer is our most thorough at-home assay kit. Verify 9K through 22K gold, .800–.999 silver, and platinum, then safely neutralize used acid on the included 2x4 black testing stone. Manufactured and shipped from Colorado with a printed lot number and 6-month shelf life.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWHAT'S INCLUDED:\u003c\/strong\u003e\u003cbr\u003e• TrueAssay 9 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay 10 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay 12 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay 14 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay 18 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay 20 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay 22 Karat Gold Testing Solution\u003cbr\u003e• TrueAssay Silver Testing Solution\u003cbr\u003e• TrueAssay Platinum Testing Solution\u003cbr\u003e• Acid Neutralizer\u003cbr\u003e• 2x4 Black Testing Stone\u003c\/p\u003e\n\u003cp\u003ePRODUCT DETAILS \u0026amp; USAGE:\u003c\/p\u003e\n\u003cp\u003eGold Testing Solutions (10K, 12K, 14K, 18K, 20K, 22K, 9K):\u003cbr\u003eSimply rub your item on a test stone then apply a drop of the solution onto the gold streak left on the stone. If the streak is unaffected, your material is at least that karat or higher. Use progressively higher karat solutions to determine the exact purity.\u003c\/p\u003e\n\u003cp\u003eTrueAssay Silver Testing Solution:\u003cbr\u003eSimply rub your item on our test stone then apply a drop of the solution onto the silver streak left on the stone. Results are as follows: Bright red = .999 fine Silver. Dark red = .925 sterling silver. Brown = .800 silver. Green = .500 Silver.\u003c\/p\u003e\n\u003cp\u003eTrueAssay Platinum Testing Solution:\u003cbr\u003eSimply rub your item on our test stone then apply a drop of the solution onto the platinum streak left on the stone. Results are as follows: If the streak is unaffected, it is platinum. If the streak dissolves or changes color, the material is not platinum. Palladium will turn red.\u003c\/p\u003e\n\u003cp\u003eTrueAssay Acid Neutralizer Solution\u003cbr\u003eAllows you to clean your testing stone between tests\u003c\/p\u003e\n\u003cp\u003e2x4 Black Testing Stone\u003cbr\u003eQuality testing stone for use with our gold testing solutions. Shows marks from gold, silver and platinum very well. Simply wash and re-use a thousand times. Includes a soft non-slip backing to prevent scratching your desk.\u003c\/p\u003e\n\u003cp data-start=\"1523\" data-end=\"1605\"\u003e\u003cstrong data-start=\"1523\" data-end=\"1605\"\u003eEach bottle provides dozens to hundreds of tests depending on the bottle size.\u003c\/strong\u003e\u003cstrong data-start=\"1523\" data-end=\"1605\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"1282\" data-start=\"1158\"\u003eEconomy — 30–40 drops\u003cbr data-end=\"1182\" data-start=\"1179\"\u003eSmall — 150–200 drops\u003cbr data-end=\"1206\" data-start=\"1203\"\u003eMedium — 300–400 drops\u003cbr data-end=\"1231\" data-start=\"1228\"\u003eLarge — 400–550 drops\u003cbr data-end=\"1255\" data-start=\"1252\"\u003eExtra Large — 700–900 drops\u003c\/p\u003e\n\u003cp data-start=\"830\" data-end=\"1196\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"830\" data-end=\"1196\"\u003e\u003cstrong data-start=\"830\" data-end=\"850\"\u003eImportant Notice\u003c\/strong\u003e\u003cbr data-start=\"850\" data-end=\"853\"\u003eTrue Assay testing solutions provide indicative results to assist in identifying precious metals. Results may vary depending on material composition, surface preparation, and testing conditions. This product is intended as a screening tool and should not be used as the sole method for determining the value or authenticity of precious metals.\u003c\/p\u003e\n\u003cp data-start=\"1369\" data-end=\"1391\"\u003e\u003cstrong data-start=\"1369\" data-end=\"1391\"\u003eSafety Information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1393\" data-end=\"1569\"\u003e• For testing purposes only\u003cbr data-start=\"1420\" data-end=\"1423\"\u003e• Use in a well-ventilated area\u003cbr data-start=\"1454\" data-end=\"1457\"\u003e• Avoid contact with skin and eyes\u003cbr data-start=\"1491\" data-end=\"1494\"\u003e• Keep away from children\u003cbr data-start=\"1519\" data-end=\"1522\"\u003e• Follow all instructions included with the kit\u003c\/p\u003e","brand":"TrueAssay","offers":[{"title":"Economy","offer_id":53351228604784,"sku":"Combo2","price":26.99,"currency_code":"USD","in_stock":true},{"title":"Small","offer_id":53351228637552,"sku":"Combo3","price":30.99,"currency_code":"USD","in_stock":true},{"title":"Medium","offer_id":53351228670320,"sku":"Combo4","price":35.99,"currency_code":"USD","in_stock":true},{"title":"Large","offer_id":53351228703088,"sku":"Combo5","price":40.99,"currency_code":"USD","in_stock":true},{"title":"Extra Large","offer_id":53351228735856,"sku":"Combo6","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/7098\/8144\/files\/IMG_0816_a65d0bf7-b983-4593-a986-55726a80b7ae.png?v=1779823185"},{"product_id":"core-gold-silver-platinum-testing-kit-stone-magnet","title":"Core Gold, Silver \u0026 Platinum Testing Kit with Stone \u0026 Magnet – 10K–22K","description":"\u003cp\u003eThe TrueAssay Core Gold, Silver \u0026amp; Platinum Testing Kit with Stone \u0026amp; Magnet is the practical, everyday assay kit for jewelers, pawn shops, and resellers. Verify 10K–22K gold, .800–.999 silver, and platinum on the included 2x4 black testing stone, and use the testing magnet to quickly screen out plated or non-precious pieces. Manufactured and shipped from Colorado with a printed lot number and 6-month shelf life.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWHAT'S INCLUDED:\u003c\/strong\u003e\u003cbr\u003e• True Assay 10 Karat Gold Testing Solution\u003cbr\u003e• True Assay 14 Karat Gold Testing Solution\u003cbr\u003e• True Assay 18 Karat Gold Testing Solution\u003cbr\u003e• True Assay 22 Karat Gold Testing Solution\u003cbr\u003e• True Assay Silver Testing Solution\u003cbr\u003e• True Assay Platinum Testing Solution\u003cbr\u003e• 2x4 Black Testing Stone\u003cbr\u003e• Testing Magnet\u003cbr\u003e• Detailed Instruction Booklet with Illustrations\u003c\/p\u003e\n\u003cp\u003ePRODUCT DETAILS \u0026amp; USAGE:\u003c\/p\u003e\n\u003cp\u003eGold Testing Solutions (10K, 14K, 18K, 22K):\u003cbr\u003eSimply rub your item on a test stone then apply a drop of the solution onto the gold streak left on the stone. If the streak is unaffected, your material is at least that karat or higher. Use progressively higher karat solutions to determine the exact purity.\u003c\/p\u003e\n\u003cp\u003eSilver Testing Solution:\u003cbr\u003eSimply rub your item on our test stone then apply a drop of the solution onto the silver streak left on the stone. Results are as follows: Bright red = .999 fine Silver. Dark red = .925 sterling silver. Brown = .800 silver. Green = .500 Silver.\u003c\/p\u003e\n\u003cp\u003ePlatinum Testing Solution:\u003cbr\u003eSimply rub your item on our test stone then apply a drop of the solution onto the platinum streak left on the stone. Results are as follows: If the streak is unaffected, it is platinum. If the streak dissolves or changes color, the material is not platinum. Palladium will turn red.\u003c\/p\u003e\n\u003cp\u003e2x4 Black Testing Stone:\u003cbr\u003eQuality testing stone for use with our gold testing solutions. Shows marks from gold, silver and platinum very well. Simply wash and re-use a thousand times. Includes a soft non-slip backing to prevent scratching your desk.\u003c\/p\u003e\n\u003cp\u003eNeodymium Testing Magnet:\u003cbr\u003eSuper strong magnet with solid brass casing. Will easily detect any object made of steel or nickel.\u003cbr\u003eDimensions:  1.8\" x .5\"\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp data-start=\"1523\" data-end=\"1605\"\u003e\u003cstrong data-start=\"1523\" data-end=\"1605\"\u003eEach bottle provides dozens to hundreds of tests depending on the bottle size.\u003c\/strong\u003e\u003cstrong data-start=\"1523\" data-end=\"1605\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"1282\" data-start=\"1158\"\u003eEconomy — 30–40 drops\u003cbr data-end=\"1182\" data-start=\"1179\"\u003eSmall — 150–200 drops\u003cbr data-end=\"1206\" data-start=\"1203\"\u003eMedium — 300–400 drops\u003cbr data-end=\"1231\" data-start=\"1228\"\u003eLarge — 400–550 drops\u003cbr data-end=\"1255\" data-start=\"1252\"\u003eExtra Large — 700–900 drops\u003c\/p\u003e\n\u003cp data-start=\"830\" data-end=\"1196\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"830\" data-end=\"1196\"\u003e\u003cstrong data-start=\"830\" data-end=\"850\"\u003eImportant Notice\u003c\/strong\u003e\u003cbr data-start=\"850\" data-end=\"853\"\u003eTrue Assay testing solutions provide indicative results to assist in identifying precious metals. Results may vary depending on material composition, surface preparation, and testing conditions. This product is intended as a screening tool and should not be used as the sole method for determining the value or authenticity of precious metals.\u003c\/p\u003e\n\u003cp data-start=\"1369\" data-end=\"1391\"\u003e\u003cstrong data-start=\"1369\" data-end=\"1391\"\u003eSafety Information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1393\" data-end=\"1569\"\u003e• For testing purposes only\u003cbr data-start=\"1420\" data-end=\"1423\"\u003e• Use in a well-ventilated area\u003cbr data-start=\"1454\" data-end=\"1457\"\u003e• Avoid contact with skin and eyes\u003cbr data-start=\"1491\" data-end=\"1494\"\u003e• Keep away from children\u003cbr data-start=\"1519\" data-end=\"1522\"\u003e• Follow all instructions included with the kit\u003c\/p\u003e","brand":"TrueAssay","offers":[{"title":"Economy","offer_id":53351259308400,"sku":"Combo2","price":25.99,"currency_code":"USD","in_stock":true},{"title":"Small","offer_id":53351259341168,"sku":"Combo3","price":30.99,"currency_code":"USD","in_stock":true},{"title":"Medium","offer_id":53351259373936,"sku":"Combo4","price":34.99,"currency_code":"USD","in_stock":true},{"title":"Large","offer_id":53351259406704,"sku":"Combo5","price":39.99,"currency_code":"USD","in_stock":true},{"title":"Extra Large","offer_id":53351259439472,"sku":"Combo6","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/7098\/8144\/files\/ChatGPT_Image_Apr_9_2026_11_14_33_AM.png?v=1775747764"},{"product_id":"complete-gold-silver-platinum-testing-solutions-set","title":"Complete Gold, Silver \u0026 Platinum Testing Solutions Set – 10K\/14K\/18K\/22K","description":"\u003ch3\u003eThe Complete Precious Metal Solutions Bundle\u003c\/h3\u003e\n\u003cp\u003eGet every TrueAssay testing solution in one complete set. Authenticate gold from 9K all the way to 22K, sterling and fine silver, and platinum — all in seconds. The go-to bundle for serious buyers, jewelers, and resellers who need every karat covered.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrueAssay 10K Gold Testing Solution\u003c\/li\u003e\n\u003cli\u003eTrueAssay 14K Gold Testing Solution\u003c\/li\u003e\n\u003cli\u003eTrueAssay 18K Gold Testing Solution\u003c\/li\u003e\n\u003cli\u003eTrueAssay 22K Gold Testing Solution\u003c\/li\u003e\n\u003cli\u003eTrueAssay Silver (.925\/.999) Testing Solution\u003c\/li\u003e\n\u003cli\u003eTrueAssay Platinum Testing Solution\u003c\/li\u003e\n\u003cli\u003eFreshly mixed, US-made, tamper-evident bottles\u003c\/li\u003e\n\u003cli\u003eTesting stone sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Test Gold\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eRub your item on a testing stone to leave a visible gold streak.\u003c\/li\u003e\n\u003cli\u003eApply a single drop of the karat solution onto the streak.\u003c\/li\u003e\n\u003cli\u003eIf the streak stays, your item is that karat or higher. If it fades, it's lower.\u003c\/li\u003e\n\u003cli\u003eWork up through 10K → 14K → 18K → 22K to pinpoint the karat.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eHow to Read Silver Results\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBright red\u003c\/strong\u003e = .999 fine silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDark red\u003c\/strong\u003e = .925 sterling silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrown\u003c\/strong\u003e = .800 silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGreen\u003c\/strong\u003e = .500 silver\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Read Platinum Results\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreak unaffected\u003c\/strong\u003e = platinum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreak turns red\u003c\/strong\u003e = most likely palladium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreak dissolves \/ changes color\u003c\/strong\u003e = not platinum\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho This Is For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eJewelers and jewelry repair shops\u003c\/li\u003e\n\u003cli\u003ePawn shops and precious metal buyers\u003c\/li\u003e\n\u003cli\u003eCoin and bullion dealers\u003c\/li\u003e\n\u003cli\u003eResellers sourcing from estate sales, thrift, and auctions\u003c\/li\u003e\n\u003cli\u003eSerious collectors and private buyers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy TrueAssay\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreshly mixed in the USA\u003c\/strong\u003e — potent, reliable reactions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull karat coverage\u003c\/strong\u003e — every major gold purity plus silver and platinum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor-coded caps\u003c\/strong\u003e — grab the right solution every time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrusted by thousands\u003c\/strong\u003e of Amazon and Shopify buyers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill this damage my jewelry?\u003c\/strong\u003e\u003cbr\u003eNo. Testing happens on the stone, not on your item.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work on plated items?\u003c\/strong\u003e\u003cbr\u003eSurface tests can read plating as solid metal. For suspected plated items, file a small notch to expose the base metal and test that streak.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many tests per bottle?\u003c\/strong\u003e\u003cbr\u003eApproximately 400 tests per bottle when using single drops.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs a testing stone included?\u003c\/strong\u003e\u003cbr\u003eNo — pair this bundle with our TrueAssay testing stone for best results.\u003c\/p\u003e\n\u003ch3\u003eSafety First\u003c\/h3\u003e\n\u003cp\u003eThese solutions contain strong acids. Wear gloves and eye protection, work in a ventilated area, and keep away from children and pets. In case of skin contact, rinse immediately with plenty of water. See the included SDS for full handling details.\u003c\/p\u003e\n\u003ch3\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eAcid testing is a screening method. For high-value items, confirm results with XRF analysis or a certified assay.\u003c\/p\u003e","brand":"TrueAssay","offers":[{"title":"Default Title","offer_id":52688145547632,"sku":"A0","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/7098\/8144\/files\/trueassay_lineup_all_6.png?v=1774493900"},{"product_id":"electronic-diamond-tester","title":"Electronic Diamond Tester – Thermal Conductivity Diamond Verifier","description":"\u003cp data-end=\"485\" data-start=\"442\"\u003e\u003cstrong data-end=\"485\" data-start=\"442\"\u003eQuickly Verify Real Diamonds in Seconds\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"630\" data-start=\"487\"\u003eStop guessing. This electronic diamond tester gives you fast, reliable results so you can confidently distinguish real diamonds from simulants.\u003c\/p\u003e\n\u003cp data-end=\"1985\" data-start=\"1930\"\u003e\u003cem\u003ePairs perfectly with our Gold \u0026amp; Silver Testing Kits\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3 data-end=\"681\" data-start=\"637\" data-section-id=\"6cgjhp\"\u003eWHY IT WORKS \u003c\/h3\u003e\n\u003cp data-end=\"855\" data-start=\"682\"\u003eUsing advanced thermal conductivity technology, this tester accurately identifies real diamonds — the most thermally conductive material — helping you avoid costly mistakes.\u003c\/p\u003e\n\u003ch3 data-end=\"878\" data-start=\"862\" data-section-id=\"1ya6d85\"\u003eKEY BENEFITS\u003c\/h3\u003e\n\u003cp data-end=\"1094\" data-start=\"879\"\u003e• Instantly test diamonds with high accuracy\u003cbr data-end=\"926\" data-start=\"923\"\u003e• Distinguish real diamonds from simulants\u003cbr data-end=\"971\" data-start=\"968\"\u003e• Easy-to-use for beginners and professionals\u003cbr data-end=\"1019\" data-start=\"1016\"\u003e• Compact, portable design\u003cbr data-end=\"1048\" data-start=\"1045\"\u003e• Trusted by jewelers, resellers, and buyers\u003c\/p\u003e\n\u003ch3 data-end=\"1120\" data-start=\"1101\" data-section-id=\"cav6ou\"\u003eWHAT’S INCLUDED\u003c\/h3\u003e\n\u003cp data-end=\"1174\" data-start=\"1121\"\u003e• Electronic Diamond Tester\u003cbr data-end=\"1151\" data-start=\"1148\"\u003e• 9V Battery (included)\u003c\/p\u003e\n\u003ch3 data-end=\"1195\" data-start=\"1181\" data-section-id=\"15ecwzy\"\u003eHOW TO USE\u003c\/h3\u003e\n\u003cp data-end=\"1330\" data-start=\"1196\"\u003eSimply power on the device and place the probe tip on the stone. The tester will quickly indicate whether the stone is a real diamond.\u003c\/p\u003e\n\u003ch3 data-end=\"1356\" data-start=\"1337\" data-section-id=\"4v99fz\"\u003ePRODUCT DETAILS\u003c\/h3\u003e\n\u003cp data-end=\"1457\" data-start=\"1357\"\u003e• Measures thermal conductivity\u003cbr data-end=\"1391\" data-start=\"1388\"\u003e• Dimensions: 6.5\" x 1.6\" x 0.85\"\u003cbr data-end=\"1427\" data-start=\"1424\"\u003e• Power: 9V Battery (included)\u003c\/p\u003e\n\u003ch3 data-end=\"2061\" data-start=\"2039\" data-section-id=\"b27xlj\"\u003e\u003cstrong data-end=\"2100\" data-start=\"2062\"\u003eShips within 24 hours from the USA\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"2169\" data-start=\"2129\"\u003e\u003cstrong data-end=\"2169\" data-start=\"2129\"\u003eSimple to use — no experience needed\u003c\/strong\u003e\u003c\/p\u003e","brand":"TrueAssay","offers":[{"title":"Default Title","offer_id":52688145744240,"sku":"Combo4","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/7098\/8144\/files\/57_6a4f6e1e-997f-4500-9f25-6647a72148ca.jpg?v=1763151177"},{"product_id":"professional-gold-silver-platinum-testing-kit","title":"Professional Gold, Silver \u0026 Platinum Testing Kit – 10K\/14K\/18K\/22K Acid Test Set","description":"\u003ch3\u003eThe Complete Precious Metal Testing Kit\u003c\/h3\u003e\n\u003cp\u003eProfessional-grade acid testing kit trusted by jewelers, pawn shops, coin dealers, and precious metal buyers. Authenticate 10K–22K gold, sterling and fine silver, and platinum in seconds — with no damage to jewelry, coins, or bars.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrueAssay 10K Gold Testing Solution\u003c\/li\u003e\n\u003cli\u003eTrueAssay 14K Gold Testing Solution\u003c\/li\u003e\n\u003cli\u003eTrueAssay 18K Gold Testing Solution\u003c\/li\u003e\n\u003cli\u003eTrueAssay 22K Gold Testing Solution\u003c\/li\u003e\n\u003cli\u003eTrueAssay Silver Testing Solution (.925\/.999)\u003c\/li\u003e\n\u003cli\u003eTrueAssay Platinum Testing Solution\u003c\/li\u003e\n\u003cli\u003e2x4 Black Testing Stone\u003c\/li\u003e\n\u003cli\u003eDetailed illustrated instruction booklet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBottle Sizes \u0026amp; Approx. Drop Counts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSmall — 30–40 drops\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMedium — 300–400 drops\u003c\/li\u003e\n\u003cli\u003eLarge — 400–550 drops\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Test Gold\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eRub your item on the testing stone to leave a visible gold streak.\u003c\/li\u003e\n\u003cli\u003eApply a single drop of the karat solution directly onto the streak.\u003c\/li\u003e\n\u003cli\u003eIf the streak remains, your item is that karat or higher. If it fades, it's lower.\u003c\/li\u003e\n\u003cli\u003eWork up through 10K → 14K → 18K → 22K to pinpoint the karat.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eHow to Read Silver Results\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBright red\u003c\/strong\u003e = .999 fine silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDark red\u003c\/strong\u003e = .925 sterling silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrown\u003c\/strong\u003e = .800 silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGreen\u003c\/strong\u003e = .500 silver\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Read Platinum Results\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreak unaffected\u003c\/strong\u003e = platinum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreak turns red\u003c\/strong\u003e = most likely palladium\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStreak dissolves \/ changes color\u003c\/strong\u003e = not platinum\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho This Is For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eJewelers and jewelry repair shops\u003c\/li\u003e\n\u003cli\u003ePawn shops and precious metal buyers\u003c\/li\u003e\n\u003cli\u003eCoin and bullion dealers\u003c\/li\u003e\n\u003cli\u003eResellers sourcing from estate sales, thrift, and auctions\u003c\/li\u003e\n\u003cli\u003eSerious collectors and private buyers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy TrueAssay\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreshly mixed in the USA\u003c\/strong\u003e — potent, reliable reactions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEverything in one kit\u003c\/strong\u003e — solutions, stone, and instructions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor-coded caps\u003c\/strong\u003e — grab the right solution every time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrusted by thousands\u003c\/strong\u003e of Amazon and Shopify buyers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill this damage my jewelry?\u003c\/strong\u003e\u003cbr\u003eNo. Testing happens on the stone, not on your item.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work on plated items?\u003c\/strong\u003e\u003cbr\u003eSurface tests can read plating as solid metal. For suspected plated items, file a small notch to expose the base metal and test that streak.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow should I store it?\u003c\/strong\u003e\u003cbr\u003eKeep bottles tightly capped, upright, in a cool, dark place away from children and pets.\u003c\/p\u003e\n\u003ch3\u003eSafety First\u003c\/h3\u003e\n\u003cp\u003eThese solutions contain strong acids. Wear gloves and eye protection, work in a ventilated area, and keep away from children and pets. In case of skin contact, rinse immediately with plenty of water. See the included SDS for full handling details.\u003c\/p\u003e\n\u003ch3\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eAcid testing is a screening method. For high-value items, confirm results with XRF analysis or a certified assay.\u003c\/p\u003e","brand":"TrueAssay","offers":[{"title":"Small","offer_id":53200818766192,"sku":null,"price":19.99,"currency_code":"USD","in_stock":true},{"title":"Medium","offer_id":53200779084144,"sku":"A0+TS3","price":26.99,"currency_code":"USD","in_stock":true},{"title":"Large","offer_id":53351320224112,"sku":null,"price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/7098\/8144\/files\/LINEUP_LARGE_SLAB.png?v=1775231835"},{"product_id":"silver-testing-solution","title":"Silver Testing Solution – Acid Test for .500–.999 Silver","description":"\u003ch3\u003eAccurate Silver Testing in Seconds\u003c\/h3\u003e\n\u003cp\u003eTrueAssay Silver Testing Solution instantly distinguishes .999 fine, .925 sterling, .800, and .500 silver with a single drop on a testing stone. Fast, accurate results for jewelers, pawn shops, coin dealers, and resellers — with no damage to your piece.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrueAssay Silver (.925\/.999) Testing Solution\u003c\/li\u003e\n\u003cli\u003eFreshly mixed, US-made, tamper-evident bottle\u003c\/li\u003e\n\u003cli\u003eTesting stone sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Read the Results\u003c\/h3\u003e\n\u003cp\u003eRub your item on a testing stone to leave a silver streak, then apply one drop of solution. The color that appears tells you the silver content:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBright red\u003c\/strong\u003e = .999 fine silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDark red\u003c\/strong\u003e = .925 sterling silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrown\u003c\/strong\u003e = .800 silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGreen\u003c\/strong\u003e = .500 silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo color \/ clear\u003c\/strong\u003e = not silver or heavily plated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBottle Sizes \u0026amp; Approx. Drop Counts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEconomy — 30–40 drops\u003c\/li\u003e\n\u003cli\u003eSmall — 150–200 drops\u003c\/li\u003e\n\u003cli\u003eMedium — 300–400 drops\u003c\/li\u003e\n\u003cli\u003eLarge — 400–550 drops\u003c\/li\u003e\n\u003cli\u003eExtra Large — 700–900 drops\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho This Is For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eJewelers and jewelry repair shops\u003c\/li\u003e\n\u003cli\u003ePawn shops and silver buyers\u003c\/li\u003e\n\u003cli\u003eCoin and bullion dealers\u003c\/li\u003e\n\u003cli\u003eResellers sourcing from estate sales, thrift, and auctions\u003c\/li\u003e\n\u003cli\u003ePrivate buyers verifying inherited or online-purchased silver\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy TrueAssay\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreshly mixed in the USA\u003c\/strong\u003e — potent, reliable reactions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeak-resistant dropper bottle\u003c\/strong\u003e — controlled single-drop application\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear color chart\u003c\/strong\u003e — easy-to-read results for every purity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrusted by thousands\u003c\/strong\u003e of Amazon and Shopify buyers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill this damage my silver?\u003c\/strong\u003e\u003cbr\u003eNo. You only test a small streak on a stone — your item itself is not altered.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work on plated silver?\u003c\/strong\u003e\u003cbr\u003eSurface tests can read plating as solid silver. For suspected plated items, file a small notch to expose the base metal and test that streak.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs a testing stone included?\u003c\/strong\u003e\u003cbr\u003eNo — pair this solution with our TrueAssay testing stone for best results.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow should I store it?\u003c\/strong\u003e\u003cbr\u003eKeep tightly capped, upright, in a cool, dark place away from children and pets.\u003c\/p\u003e\n\u003ch3\u003eSafety First\u003c\/h3\u003e\n\u003cp\u003eThis solution contains strong acids. Wear gloves and eye protection, work in a ventilated area, and keep away from children and pets. In case of skin contact, rinse immediately with plenty of water. See the included SDS for full handling details.\u003c\/p\u003e\n\u003ch3\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eAcid testing is a screening method. For high-value items, confirm results with XRF analysis or a certified assay.\u003c\/p\u003e","brand":"TrueAssay","offers":[{"title":"Economy","offer_id":53351267893616,"sku":"A9","price":3.99,"currency_code":"USD","in_stock":true},{"title":"Small","offer_id":53351267926384,"sku":"A10","price":4.99,"currency_code":"USD","in_stock":true},{"title":"Medium","offer_id":53351267959152,"sku":"A11","price":5.99,"currency_code":"USD","in_stock":true},{"title":"Large","offer_id":53351267991920,"sku":"A12","price":6.99,"currency_code":"USD","in_stock":true},{"title":"Extra Large","offer_id":53351268024688,"sku":"A13","price":7.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/7098\/8144\/files\/SILVER_-_SMALL_TO_LARGE_307f2ae3-166a-46aa-9fd0-fe2182089676.png?v=1780346858"},{"product_id":"silver-testing-solution-stone","title":"Silver Testing Kit – Acid Solution + Testing Stone (.500–.999 Silver)","description":"\u003ch3\u003eEverything You Need to Test Silver — In One Kit\u003c\/h3\u003e\n\u003cp\u003eThe TrueAssay Silver Testing Solution + Stone kit has everything you need to authenticate silver in seconds. Distinguish .999 fine, .925 sterling, .800, and .500 silver with a single drop on the included testing stone. Reusable, reliable, and safe for your jewelry.\u003c\/p\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrueAssay Silver (.925\/.999) Testing Solution\u003c\/li\u003e\n\u003cli\u003e2x4 Black Testing Stone with non-slip backing\u003c\/li\u003e\n\u003cli\u003eFreshly mixed, US-made, tamper-evident bottle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Read the Results\u003c\/h3\u003e\n\u003cp\u003eRub your item on the testing stone to leave a silver streak, then apply one drop of solution:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBright red\u003c\/strong\u003e = .999 fine silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDark red\u003c\/strong\u003e = .925 sterling silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrown\u003c\/strong\u003e = .800 silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGreen\u003c\/strong\u003e = .500 silver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo color \/ clear\u003c\/strong\u003e = not silver or heavily plated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAbout the Testing Stone\u003c\/h3\u003e\n\u003cp\u003eOur 2x4 black testing stone shows streaks clearly from gold, silver, and platinum. It's washable and reusable for thousands of tests. The soft non-slip backing keeps it in place and protects your work surface.\u003c\/p\u003e\n\u003ch3\u003eWho This Is For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eJewelers and jewelry repair shops\u003c\/li\u003e\n\u003cli\u003ePawn shops and silver buyers\u003c\/li\u003e\n\u003cli\u003eCoin and bullion dealers\u003c\/li\u003e\n\u003cli\u003eResellers sourcing from estate sales, thrift, and auctions\u003c\/li\u003e\n\u003cli\u003ePrivate buyers verifying inherited or online-purchased silver\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy TrueAssay\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreshly mixed in the USA\u003c\/strong\u003e — potent, reliable reactions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolution + stone combo\u003c\/strong\u003e — ready to test out of the box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear color chart\u003c\/strong\u003e — easy-to-read results for every purity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrusted by thousands\u003c\/strong\u003e of Amazon and Shopify buyers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill this damage my silver?\u003c\/strong\u003e\u003cbr\u003eNo. Testing happens on the stone, not on your item.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work on plated silver?\u003c\/strong\u003e\u003cbr\u003eSurface tests can read plating as solid silver. For suspected plated items, file a small notch to expose the base metal and test that streak.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I clean the testing stone?\u003c\/strong\u003e\u003cbr\u003eRinse with water and wipe with a cloth between tests. The stone is reusable thousands of times.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many tests per bottle?\u003c\/strong\u003e\u003cbr\u003eApproximately 400 tests per bottle when using single drops.\u003c\/p\u003e\n\u003ch3\u003eSafety First\u003c\/h3\u003e\n\u003cp\u003eThis solution contains strong acids. Wear gloves and eye protection, work in a ventilated area, and keep away from children and pets. In case of skin contact, rinse immediately with plenty of water. See the included SDS for full handling details.\u003c\/p\u003e\n\u003ch3\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eAcid testing is a screening method. For high-value items, confirm results with XRF analysis or a certified assay.\u003c\/p\u003e","brand":"TrueAssay","offers":[{"title":"Default Title","offer_id":53549481197936,"sku":"A2+A4+A5","price":12.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/7098\/8144\/files\/ChatGPTImageApr2_2026_06_54_23PM.png?v=1775759376"}],"url":"https:\/\/trueassay.com\/collections\/featured-products.oembed","provider":"True Assay","version":"1.0","type":"link"}