This small shallow porous Cupel is manufactured from bone ash, a composite material and Magnesite (MgO). Used in assaying to absorb separate precious metals from lead. Lead absorption: 85g.
Ships inside USA only. Sorry, no Canada.
This small shallow porous Cupel is manufactured from bone ash, a composite material and Magnesite (MgO). Used in assaying to absorb separate precious metals from lead. Lead absorption: 85g.
Ships inside USA only. Sorry, no Canada.
