JSP Boric Acid – The Trusted Standard for Gold Refining and Jewelry Casting
Professionals across the refining and jewelry industries trust JSP for reliable, high-purity chemicals—and this 99.9% pure anhydrous boric acid powder is no exception. Packaged in a durable 8 oz bag or 1lb bag, it's ideal for refining gold and silver, fluxing during melts, and protecting tools from oxidation.
🔥 Perfect for:
Gold & Silver Refining: Removes oxides and impurities, forming a clean slag for higher yield.
Jewelry Soldering: Mixed with alcohol and burned off, it shields metals from oxidation during torch work.
Tool Coating: Prolongs tool life by creating a protective barrier on crucibles and other equipment.
⚙️ Also used in:
Steel hardening
Flame retardant applications
pH buffering for pools and labs
DIY chemistry and lab experimentation
Product Details:
Brand: JSP
Grade: 99.9% Pure Industrial / Anhydrous
Form: Fine Powder
Net Weight: 8 oz or 1lb bag (You choose)
Packaging: Clear, resealable labeled bag
📦 Ships UPS Ground (USA only)
⚠️ Handle with care. Use PPE and ventilated space when refining.
New to gold refining?
Visit our Gold Refining Learning Center for beginner-friendly guides that explain the basics of gold recovery, refining concepts, common materials found in electronics, and how precious metals are identified and evaluated.
These guides are designed to help you better understand refining processes and the tools commonly used in precious metal work.
Explore the Learning Center HERE
