From: “Mi Fuma il Cervello” self-portrait series of Alighiero Boetti: evaluation of a conservation and maintenance strategy based on sacrificial coatings
Cu
Pb
Sn
Fe
Al
Ni
Mn
Sb
P
Si
Zn
88.22
1.81
5.57
0.10
0.00
0.21
0.04
0.03
3.91