Code | Cu Mass fraction(ng/g) | Zn Mass fraction(ng/g) | As Mass fraction(ng/g) | |||
---|---|---|---|---|---|---|
Value | Uncertainty(ng/g) | Value | Uncertainty(ng/g) | Value | Uncertainty(ng/g) | |
GBW02802 | 1.11 | 0.14 | 1.07 | 0.20 | 1.04 | 0.07 |
GBW02803 | 2.17 | 0.11 | 2.19 | 0.29 | 2.01 | 0.21 |
GBW02804 | 4.06 | 0.36 | 4.02 | 0.33 | 4.01 | 0.31 |
GBW02805 | 8.33 | 0.23 | 8.20 | 0.84 | 8.03 | 0.44 |