GBW07401-土壤成分分析标准物质--暗棕壤
【保存条件】密封保存在阴凉干燥处。
【使用注意事项】最小取样量200mg。
【特征形态】固态
【基体】土壤
【主要分析方法】火焰原子吸收法、容量法、比色法等多种方法
| 组分 | 标准值 | 标准偏差 | 单位 |
| Ag | 0.35 | 0.07 | (10-2) |
| Al2O3 | 14.18 | 0.21 | (10-6) |
| As | 34 | 5 | (10-2) |
| B | 50 | 4 | (10-2) |
| Ba | 590 | 50 | (10-2) |
| Au | (0.55) | (10-6) | |
| Be | 2.5 | 0.4 | (10-2) |
| Bi | 1.2 | 0.2 | (10-2) |
| Br | 2.9 | 0.5 | (10-2) |
| Cd | 4.3 | 0.6 | (10-2) |
| CaO | 1.72 | 0.08 | (10-2) |
| Ce | 70 | 5 | (10-2) |
| Cl | 66 | 15 | (10-2) |
| Co | 14.2 | 1.5 | (10-2) |
| Cr | 62 | 6 | (10-6) |
| CO2 | 1.12 | 0.10 | (10-2) |
| Cs | 9 | 0.9 | (10-6) |
| Cu | 21 | 2 | (10-6) |
| Dy | 4.6 | 0.3 | (10-6) |
| Er | 2.6 | 0.2 | (10-6) |
| Eu | 1 | 0.1 | (10-6) |
| F | 506 | 49 | (10-6) |
| Ga | 19.3 | 1.7 | (10-6) |
| Gd | 4.6 | 0.3 | (10-6) |
| FeO | (1.27) | (10-2) | |
| Ge | 1.34 | 0.21 | (10-6) |
| Hf | 6.8 | 0.9 | (10-6) |
| Hg | 32 | 6 | (10-6) |
| H2O+ | (5.0) | (10-2) | |
| Ho | 0.87 | 0.08 | (10-6) |
| I | 1.9 | 0.4 | (10-6) |
| In | 0.08 | 0.02 | (10-6) |
| La | 34 | 3 | (10-6) |
| Li | 35 | 2 | (10-6) |
| Lu | 0.41 | 0.06 | (10-6) |
| K2O | 2.59 | 0.06 | (10-2) |
| Mn | 1760 | 98 | (10-6) |
| Mo | 1.4 | 0.2 | (10-6) |
| L.O.I. | (8.59) | (10-2) | |
| Na2O | 1.66 | 0.05 | (10-2) |
| Nb | 16.6 | 2.2 | (10-6) |
| Nd | 28 | 3 | (10-6) |
| MgO | 1.81 | 0.12 | (10-2) |
| Ni | 20.4 | 2.7 | (10-6) |
| P | 735 | 43 | (10-6) |
| Pb | 98 | 8 | (10-6) |
| N | 0.187 | 0.0054 | (10-2) |
| Pr | 7.5 | 0.5 | (10-6) |
| Rb | 140 | 8 | (10-6) |
| Sc | 11.2 | 0.9 | (10-6) |
| Se | 0.14 | 0.04 | (10-6) |
| Org.C | 1.8 | 0.13 | (10-2) |
| Sm | 5.2 | 0.4 | (10-6) |
| Sn | 6.1 | 1.0 | (10-6) |
| Sr | 155 | 10 | (10-6) |
| Ta | 1.4 | 0.2 | (10-6) |
| S | (0.031*) | (10-6) | |
| Tb | 0.75 | 0.09 | (10-6) |
| Sb | 0.97 | 0.32 | (10-6) |
| Te | (0.047) | (10-6) | |
| Th | 11.6 | 1.1 | (10-6) |
| SiO2 | 62.6 | 0.22 | (10-2) |
| Ti | 0.483 | 0.025 | (10-2) |
| Tm | 0.42 | 0.07 | (10-6) |
| U | 3.3 | 0.6 | (10-6) |
| V | 86 | 6 | (10-6) |
| W | 3.1 | 0.4 | (10-6) |
| Y | 25 | 4 | (10-6) |
| Yb | 2.7 | 0.4 | (10-6) |
| TFe2O3 | 5.19 | 0.13 | (10-2) |
| Zn | 680 | 39 | (10-6) |
| Zr | 245 | 18 | (10-6) |
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