| Code | Tl Mass fraction(ng/g) | Pb Mass fraction(ng/g) | Bi Mass fraction(ng/g) | |||
|---|---|---|---|---|---|---|
| Value | Uncertainty(ng/g) | Value | Uncertainty(ng/g) | Value | Uncertainty(ng/g) | |
| GBW02802 | 0.99 | 0.09 | 1.02 | 0.13 | 1.01 | 0.07 |
| GBW02803 | 2.04 | 0.13 | 2.05 | 0.14 | 2.03 | 0.09 |
| GBW02804 | 4.03 | 0.24 | 3.99 | 0.16 | 3.98 | 0.24 |
| GBW02805 | 8.12 | 0.64 | 8.04 | 0.57 | 8.10 | 0.48 |
