Table 1 Concentration of elements in an ingot sample, presented as % of mass and ppm (with standard deviation, SD)
Chemical composition of ingot | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
% mass, SD | ppm, SD | |||||||||||||
Pb | Sn | Ag | Sb | Al | Ni | Cd | Fe | Zn | Mn | Hg | Cr | As | Cu | Bi |
99.98 0.28 | 0.15 0.02 | 84.22 7.16 | 21.10 1.47 | 8.01 0.57 | 7.71 0.72 | 3.88 0.43 | 3.26 0.24 | 2.88 0.44 | 1.29 0.16 | 0.45 0.06 | 0.15 0.05 | 0.13 0.003 | 0.01 0.007 | < 0.003 |