Product
Price
Average price
Fluctuation
Date
1# copper
May 30
Premium /discount
(premium )400-(premium )500
450
-25
10:30
A00aluminum
16650-16680
16665
0
May 27
1# lead
16200-16350
16275
25
0# zinc
16950-17050
17000
1# tin
205000-208500
206750
1# nickel
174500-176000
175250
1000