2) Ka taea te hainatia te whakaaetanga muna
3) E whitu nga ra whakahoki taurangi
He mea nui ake: ka taea e maatau te whakarato i nga hua anake, engari he ratonga otinga hangarau!
| (Hf+Zr)+H≥ | Cl≤ | Fe≤ | Ca≤ | Mg≤ | |||
| HfH2-1 | 99 | 0.02 | 0.2 | 0.02 | |||
| HfH2-2 | 98 | 0.02 | 0.35 | 0.02 | |||
| Waitohu | Epoch-Chem | ||||||






