GBW10011-生物成分分析标准物质——小麦
【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】小麦
【主要分析方法】ICP-MS、ICP-AES、INAA
| 组分 | 标准值 | 标准偏差 | 单位 |
| Al | 0.0104 | 0.0010 | (10-2) |
| As | 0.031 | 0.005 | (10-6) |
| B | (0.55) | (10-6) | |
| Ba | 2.4 | 0.3 | (10-6) |
| Be | (0.85) | (10-9) | |
| Bi | (2.5) | (10-9) | |
| Br | (0.33) | (10-6) | |
| Ca | 0.034 | 0.002 | (10-2) |
| Cd | 18 | 4 | (10-9) |
| Ce | 0.009 | 0.002 | (10-6) |
| Cl | 0.086 | 0.003 | (10-2) |
| Co | (0.008) | (10-6) | |
| Cr | 0.096 | 0.014 | (10-6) |
| Cs | (0.010) | (10-6) | |
| Cu | 2.7 | 0.2 | (10-6) |
| Dy | (0.8) | (10-9) | |
| Er | (0.31) | (10-9) | |
| Eu | (0.8) | (10-9) | |
| Fe | 18.5 | 3.1 | (10-6) |
| Gd | (0.91) | (10-9) | |
| Ge | (2) | (10-9) | |
| Hf | (0.03) | (10-6) | |
| Hg | (1.6) | (10-9) | |
| Ho | (0.12) | (10-9) | |
| I | (0.06) | (10-6) | |
| K | 0.140 | 0.006 | (10-2) |
| La | 0.006 | 0.002 | (10-6) |
| Li | 0.024 | 0.005 | (10-6) |
| Lu | (0.04) | (10-9) | |
| Mg | 0.045 | 0.007 | (10-2) |
| Mn | 5.4 | 0.3 | (10-6) |
| Mo | 0.48 | 0.05 | (10-6) |
| N | 2.40 | 0.06 | (10-2) |
| Na | 0.0017 | 0.0005 | (10-2) |
| Nb | (0.008) | (10-6) | |
| Nd | 0.0046 | 0.0014 | (10-6) |
| Ni | 0.06 | 0.02 | (10-6) |
| P | 0.154 | 0.007 | (10-2) |
| Pb | 0.065 | 0.024 | (10-6) |
| Pr | 1.1 | 0.4 | (10-9) |
| Rb | 2.6 | 0.2 | (10-6) |
| S | 0.178 | 0.017 | (10-2) |
| Sb | (0.006) | (10-6) | |
| Sc | (3) | (10-9) | |
| Se | 0.053 | 0.007 | (10-9) |
| Si | (0.008) | (10-2) | |
| Sm | 0.95 | 0.28 | (10-9) |
| Sr | 2.5 | 0.3 | (10-6) |
| Tb | (0.10) | (10-9) | |
| Th | (2) | (10-9) | |
| Ti | (2) | (10-6) | |
| Tl | (0.5) | (10-9) | |
| Tm | (0.04) | (10-9) | |
| U | (1.6) | (10-9) | |
| V | 0.034 | 0.012 | (10-6) |
| Y | 0.023 | 0.005 | (10-6) |
| Yb | (0.34) | (10-9) | |
| Zn | 11.6 | 0.7 | (10-6) |
| 灰分 | (0.8) | (10-2) |
