From: Metallurgical and corrosion characterization of warring states period bronzes excavated from Pujiang, Chengdu, China
No.
Chemical composition (SEM-EDS, wt%)
C
O
S
Cu
Sn
Pb
Spot-1
1.40
0.52
–
89.54
8.53
Spot-2
1.05
74.39
24.56
Spot-3
2.62
19.08
78.30
Spot-4
3.03
8.00
88.96