Table 2.
Nu Plasma collector configuration, natural isotope abundances for relevant elements, and typical ion beam intensities encountered in measurements conducted with optimal spike sample ratios
| Mass | 68 | 67 | 66 | 65 | 64 | 63 | 62 |
|---|---|---|---|---|---|---|---|
| Collector | H4 | H2 | Ax | L2 | L3 | L4 | L5 |
| Isotopes | 68Zn | 67Zn | 66Zn | 64Zn | 62Ni | ||
| Abundances (%) | (18.8) | (4.1) | (27.9) | (48.6) | (3.6) | ||
| 65Cu | 63Cu | ||||||
| (30.8) | (69.2) | ||||||
| 64Ni | |||||||
| (0.9) | |||||||
| Typical ion beam intensities (10−11 A)a | 1.6 | 2.4 | 2.2 | n/a | 8.5 | n/a | – |
aFor a spiked sample solution with 200 ng ml−1 Zn dissolved in 0.1 M HNO3