【使用注意事项】最小取样量为250毫克,使用前样品在85℃烘干4小时
【特征形态】固态
【基体】茶树叶
【主要分析方法】原子吸收法,中子活化法,等离子体发射光谱法
组分 | 标准值 | 标准偏差 | 单位 |
As | 0.180 | 0.049 | (10-6) |
Ba | 120 | 10 | (10-6) |
Ca | 0.800 | 0.066 | (10-2) |
Cd | 0.023 | 0.004 | (10-6) |
Ce | 1.58 | 0.18 | (10-6) |
Cu | 8.96 | 0.59 | (10-6) |
Fe | 347 | 12 | (10-6) |
K | 0.863 | 0.063 | (10-2) |
La | 1.12 | 0.10 | (10-6) |
Mg | 0.276 | 0.025 | (10-2) |
Mn | 0.217 | 0.011 | (10-2) |
N | 2.89 | 0.13 | (10-2) |
Na | 139 | 19 | (10-6) |
Ni | 5.09 | 0.76 | (10-6) |
P | 0.148 | 0.008 | (10-2) |
Pb | 1.00 | 0.05 | (10-6) |
RB | 16.2 | 0.7 | (10-6) |
S | 0.222 | 0.025 | (10-2) |
Sb | 0.036 | 0.006 | (10-6) |
Se | 0.040 | 0.007 | (10-6) |
Sr | 52.4 | 5.6 | (10-6) |
Th | 0.104 | 0.014 | (10-6) |
Zn | 22.6 | 1.5 | (10-6) |
Br | (2) | (10-6) | |
Co | (0.18) | (10-6) | |
Cs | (0.1) | (10-6) | |
Cr | (2) | (10-6) | |
Hg | (0.017) | (10-6) | |
Sc | (0.18) | (10-6) | |
Sm | (0.18) | (10-6) | |
Ti | (37) | (10-6) |