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Boric Acid 5 lb 99% Pure Powder Flux Gold Silver E-Waste Metal Refining Melting For Sale


Boric Acid 5 lb 99% Pure Powder Flux Gold Silver E-Waste Metal Refining Melting
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Boric Acid 5 lb 99% Pure Powder Flux Gold Silver E-Waste Metal Refining Melting:
$39.97

Boric Acid 5 lb 99% Pure Powder Flux Gold Silver E-Waste Metal Refining Melting Welcome to GTE Gold & Silver Testing– Trusted Distributor of JSP Acids and Premium Testing Products
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Boric Acid 5 lb 99% Pure Powder Flux Gold Silver E-Waste Metal Refining Description

GTE Boric Acid – 5 LB (Sealed Mylar Bag)

Professional Refining Grade | High Purity | Ideal for Gold Melting & Fluxing

GTE Boric Acid is a high-purity refining-grade flux designed for clean, efficient gold melting and metal processing. Packaged in a durable, moisture-resistant sealed Mylar bag, this 5 lb supply ensures long-term freshness and consistent performance for professional and hobbyist refiners alike.

🔥 Key Benefits

  • Produces cleaner, smoother melts
  • Helps reduce oxidation and metal loss
  • Improves pour quality and surface finish
  • Reliable performance for gold refining and smelting applications

🧪 Applications

  • Gold melting and pouring
  • Fluxing agent in refining processes
  • Jewelry making and Packaging Advantage

    • Heavy-duty sealed Mylar bag protects against moisture and contamination
    • Extended shelf life compared to standard packaging
    • Ideal for bulk storage and repeated use
    • 🇺🇸 Quality You Can Trust

    Manufactured and packaged in the USA to meet the demands of serious refiners. GTE products are trusted for consistency, purity, and performance.

    Net Weight: 5 LB

    Use: For refining applications only

    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

    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 foreligibleitems.

    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.

    What do our customers say?

    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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