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JSP Super Coin Cleaner and Duller Copper Coins Darkener Patina Antique Gold Welcome to GTE Gold & Silver Testing– Trusted Distributor of JSP Acids and Premium Testing Products
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JSP Super Coin Cleaner and Duller Copper Coins Darkener Patina Antique Description
JSP COIN CLEANER is made for silver, copper and gold coins Instantly removes tarnish and finger marks from un-circulated and proof coinsNew formula keeps coins bright long after cleaning. This product is Invaluable to the numismatist Will not harm silver, but may remove artificial oxidationDo NOT use on stainless steel, lacquered surfaces, platinum or artificially oxidized silver Size: 8 fl. oz. Includes handy basket.JSP DILLER\'S DULLER for scratched, maltreated or over-cleaned copper coins. Tones the coin by darkening.May take several applications, May work better if the coin is warmed.
Use sparingly.Apply with a soft brush or cotton swab. A very small amount goes a long way. Wipe coin when tone of coin is just a shade lighter than you want and allow to darken by itself .
It\'s best you experiment with a pre 1982 copper penny before working on you collector coin.Handle coin by the edges.It is best that you use common latex free gloves so finger oils do not disrupt the process.Stir DILLER\'S DULLER a match or toothpick before each use.
Shop By CollectionGold Testing KitsSilver Testing KitsPlatinum & Palladium Testing10K, 14K, 18K, 22K, 24K BottlesAcid Neutralizer SolutionsGold Refining Chemicals and SuppliesDiamond & Gemstone TestersScales & Weighing Toolsview all categories
GTE Gold & Silver Testing Equipment is a trusted U.S.-based supplier of professional testing kits, jewelry appraisal tools, and refining chemicals.
We are proud to be a leading authorized distributor of JSP testing solutions, the most recognized brand in the industry since 1980.
In addition to JSP Acids products, we also offer a curated line of private-label tools and solutions tailored for jewelers, refiners, collectors, and gold buyers.
Our products are known for accuracy, safety, and reliability — backed by fast shipping and excellent customer service.
\"GTE Gold & Silver Testing Equipment is an independent retailer and authorized distributor of JSP Acids and other leading brands.\"
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Returns are accepted within 30 days of delivery on most items. Due to safety regulations, certain products, such as chemical solutions, may not be eligible for return, especially if opened or used.
If you experience an issue with your order, please contact us. We’re happy to assist with replacements, exchanges, or returns when possible.
Return shipping is covered for eligible items.
shipping
Orders are processed within 1–2 business days. Shipping time depends on your location and selected method. Most domestic orders arrive within 2–5 business days.
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Trusted by Jewelers, Collectors, and Gold Buyers Nationwide
Great seller, accurate description, fast delivery, perfect packing, great price, thank you.Buyer: b***d (27)Item received as described and packing and shipping were very good. I recommend this seller. Thanks!Buyer: s***1 (271)Great customer service. They responded quickly to my messages and the item arrived as described. ThanksBuyer: s***e (139)View All reviews Payment Options
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