| Code | B Mass fraction(ng/g) | Na Mass fraction(ng/g) | Mg Mass fraction(ng/g) | |||
|---|---|---|---|---|---|---|
| Value | Uncertainty(ng/g) | Value | Uncertainty(ng/g) | Value | Uncertainty(ng/g) | |
| GBW02802 | 1.01 | 0.15 | 1.33 | 0.55 | 1.23 | 0.32 |
| GBW02803 | 1.99 | 0.27 | 2.37 | 0.46 | 2.46 | 0.35 |
| GBW02804 | 3.94 | 0.40 | 4.33 | 0.63 | 4.16 | 0.33 |
| GBW02805 | 8.22 | 0.69 | 8.19 | 0.92 | 8.15 | 0.77 |
