This solution of oxide of copper in melted oxide of lead is rapidly absorbed by the porous cup of bone-ash, and when the temperature and general conditions of the experiment are properly managed, may thus be separated from the gold.
|Title||:||Manual of technical analysis, founded upon the Handbuch der technisch-chemischen Untersuchungen of P.A. Bolley by B.H. Paul|
|Author||:||Pompeius Alexander Bolley|