GBW07161-稀土矿石成分分析标准物质
【规格】100克/瓶
【说明】
【保存条件】阴凉干燥处密封保存
【使用注意事项】用前应取出少量标准物质在105℃干燥一小时，置干燥器中冷至室温后备用，最小取样量La为0.13克，Ce为0.15克,Eu为0.24克,Yb为0.42克,Y为0.36克
【特征形态】固态
【基体】矿石
【主要分析方法】X-射线荧光光谱法
| 组分 | 标准值 | 标准偏差 | 单位 |
| Li2O | 39.8 | 3.3 | (10-6) |
| Rb2O | 0.011 | 0.001 | (10-2) |
| Cs2O | 5.5 | 0.8 | (10-6) |
| ∑REXOY | 0.784 | 0.020 | (10-2) |
| La2O3 | 0.277* | 0.017* | (10-6) |
| CeO2 | 0.023* | 0.001* | (10-2) |
| Pr6O11 | 0.054* | 0.003* | (10-6) |
| Nd2O3 | 0.186* | 0.010* | (10-6) |
| Sm2O3 | 0.033* | 0.003* | (10-6) |
| Eu2O3 | 75 | 4.2 | (10-6) |
| Gd2O3 | 0.026* | 0.003* | (10-6) |
| Tb4O7 | 40.7 | 2.6 | (10-6) |
| Dy2O3 | 0.021* | 0.002* | (10-6) |
| Ho2O3 | 40.9 | 4.6 | (10-6) |
| Er2O3 | 0.011* | 0.001* | (10-6) |
| Tm2O3 | 15.1 | 1.3 | (10-6) |
| Yb2O3 | 100 | 12 | (10-6) |
| Lu2O3 | 13.6 | 1.0 | (10-6) |
| Y2O3 | 0.124 | 0.006 | (10-2) |
| Sc2O3 | 11.8 | 0.9 | (10-6) |
| Th | 23.6 | 2.2 | (10-6) |
| SiO2 | 66.72 | 0.43 | (10-2) |
| Al2O3 | 19 | 0.17 | (10-2) |
| Fe2O3(T) | 3.46 | 0.11 | (10-2) |
| FeO | (0.072) | (10-2) | |
| CaO | 0.029 | 0.003 | (10-2) |
| MgO | 0.231 | 0.017 | (10-2) |
| MnO | 0.069 | 0.005 | (10-2) |
| TiO2 | 0.53 | 0.021 | (10-2) |
| K2O | 2.11 | 0.06 | (10-2) |
| Na2O | 0.064 | 0.007 | (10-2) |
| P2O5 | (0.029) | (10-2) | |
| F- | 0.014 | 0.002 | (10-2) |
| H2O+ | 6.64 | 0.25 | (10-2) |
| L.O.I. | 6.8 | 0.30 | (10-2) |
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