Product | Element (ppm) | ||||||
Cu | Pb | Ni | Ba | Cr | Sr | S | |
Wet (−125 µm) | 10 | 18 | 0 | 45 | 26 | 729 | 566 |
O/F (2-inch) | 25 | 85 | 13 | 205 | 77 | 3105 | 1704 |
O/F (10 mm) | 59 | 110 | 26 | 224 | 135 | 3596 | 1916 |