GBW10016-生物成分分析标准物质——茶叶
【保存条件】空调间内避光保存。
【使用注意事项】用后应立即盖紧、用不透光的复合塑料袋密封包装后处于燥器中于阴凉干燥处避光保存，保存室温应<26˚C。如发现霉变应停止使用。有效使用期为1年。最小取样量为0.2克。
【特征形态】固态
【基体】茶叶
【主要分析方法】ICP-MS、ICP-AES、INAA
| 组分 | 标准值 | 标准偏差 | 单位 |
| Al | 0.094 | 0.009 | (10-2) |
| As | 0.09 | 0.01 | (10-6) |
| B | 14 | 1 | (10-6) |
| Ba | 9.6 | 0.5 | (10-6) |
| Be | 10 | 2 | (10-9) |
| Bi | 18 | 2 | (10-9) |
| Br | 2.7 | 0.5 | (10-6) |
| Ca | 0.326 | 0.008 | (10-2) |
| Cd | 62 | 4 | (10-9) |
| Ce | 0.39 | 0.05 | (10-6) |
| Cl | 0.044 | 0.003 | (10-2) |
| Co | 0.22 | 0.02 | (10-6) |
| Cr | 0.45 | 0.10 | (10-6) |
| Cs | 0.32 | 0.06 | (10-6) |
| Cu | 18.6 | 0.7 | (10-6) |
| Dy | 25 | 6 | (10-9) |
| Er | 14 | 4 | (10-9) |
| Eu | 6.7 | 1.4 | (10-9) |
| F | 57 | 15 | (10-6) |
| Fe | 242 | 18 | (10-6) |
| Gd | 31 | 5 | (10-9) |
| Ge | (8) | (10-9) | |
| Hf | (0.17) | (10-9) | |
| Hg | 3.8 | 0.8 | (10-9) |
| Ho | 5.4 | 1.2 | (10-9) |
| I | (0.13) | (10-6) | |
| K | 1.63 | 0.07 | (10-2) |
| La | 0.25 | 0.02 | (10-6) |
| Li | 0.14 | 0.02 | (10-6) |
| Lu | 3.0 | 0.8 | (10-9) |
| Mg | 0.186 | 0.011 | (10-2) |
| Mn | 500 | 20 | (10-6) |
| Mo | 0.040 | 0.012 | (10-6) |
| N | 5.1 | 0.3 | (10-2) |
| Na | 0.009 | 0.001 | (10-2) |
| Nb | (0.025) | (10-6) | |
| Nd | 0.15 | 0.02 | (10-6) |
| Ni | 3.4 | 0.3 | (10-6) |
| P | 0.45 | 0.03 | (10-2) |
| Pb | 1.5 | 0.2 | (10-6) |
| Pr | 42 | 4 | (10-9) |
| Rb | 117 | 5 | (10-6) |
| S | 0.30 | 0.03 | (10-2) |
| Sc | (23) | (10-9) | |
| Se | 0.098 | 0.008 | (10-6) |
| Si | 0.099 | 0.008 | (10-2) |
| Sm | 29 | 3 | (10-9) |
| Sr | 9.1 | 1.2 | (10-6) |
| Tb | 4.5 | 0.7 | (10-9) |
| Th | 38 | 12 | (10-9) |
| Ti | (14) | (10-6) | |
| Tl | (50) | (10-9) | |
| Tm | 2.6 | 1.0 | (10-9) |
| U | 10 | 2 | (10-9) |
| V | 0.17 | 0.03 | (10-6) |
| Y | 0.23 | 0.03 | (10-6) |
| Yb | 18 | 4 | (10-9) |
| Zn | 51 | 2 | (10-6) |
| 灰分 | (5.0) | (10-2) |
