Ingabe i-crucible esetshenziselwa ukubala i-copper nitrate ku-a izinga lokushisa lokushisa okuphezulu udinga isivalo?

I-crucible ayidingi ukumbozwa ngesikhathi sokubala kwesithando somlilo se-muffle esiphezulu. Ngokwesimo sangempela sesampula esifakiwe, isampula elizoshintshashintsha phakathi nokubala, kuyadingeka ukumboza isivalo ngesikhathi sokubala, kodwa isampula engaguquguquki ngesikhathi sokubala , Ungakhetha ukungasimbozi isivalo. .