| Code | Y Mass fraction (10 -6 ) | La Mass fraction (10 -6 ) | Nb Mass fraction (10 -6 ) | |||
|---|---|---|---|---|---|---|
| Value | Certified Uncertainty | Value | Certified Uncertainty | Value | Certified Uncertainty | |
| GBW07712 | 2.1 | 0.2 | 2.6 | 0.3 | 2.5 | 0.3 |
| GBW07713 | 5.1 | 0.3 | 5.6 | 0.5 | 5.5 | 0.5 |
| GBW07714 | 10 | 1 | 10.6 | 0.8 | 10.5 | 0.7 |
| GBW07715 | 20 | 2 | 20.6 | 1.3 | 20.5 | 1.2 |
| GBW07716 | 50 | 3 | 50.6 | 3.0 | 50.5 | 3.0 |
| GBW07717 | 100 | 5 | 101 | 5 | 100 | 5 |
| GBW07718 | 200 | 10 | 200 | 10 | 200 | 10 |
