#6A, 1-9/16 | Magnesium Oxide, Fire Assay Cupel | Gold and Silver Refining | QTY: 50
#6A, 1-9/16 | Magnesium Oxide, Fire Assay Cupel | Gold and Silver Refining | QTY: 50
Regular price
$135.25 USD
Regular price
Sale price
$135.25 USD
Unit price
/
per
Expertly refine your precious metals with our set of 50 Magnesium Oxide fire assay cupels. Each cupel removes impurities through precise oxidation, producing a pure gold or silver button or bead. Assay your metals with confidence and maximize your profits with these professional-grade cupels.