微波消解—电感耦合等离子体发射光谱法同时测定生物样品中12种元素的方法
|
|
肖细炼, 刘杰, 魏立, 陈燕波, 杨小丽, 杨红梅
|
Simultaneous determination of 12 elements in biological samples using microwave digestion and inductively coupled plasma-optical emission spectrometry
|
|
XIAO Xi-Lian, LIU Jie, WEI Li, CHEN Yan-Bo, YANG Xiao-Li, YANG Hong-Mei
|
|
表4 方法精密度及检出限
|
Table 4 Precision tests and detection limit of the method
|
|
| 元素 | GBW07603 | GBW07605 | GBW10015 | GBW10020 | 检出限/
10-6 | | /10-6 | RSD/% | /10-6 | RSD/% | /10-6 | RSD/% | /10-6 | RSD/% | | Al | 2024 | 4.05 | 3026 | 4.69 | 620.67 | 2.10 | 1143 | 3.62 | 4.93 | | Fe | 1047 | 5.13 | 261.39 | 2.60 | 542.42 | 2.39 | 463.50 | 4.20 | 4.26 | | Mg | 4790 | 2.44 | 1734 | 3.52 | 5513 | 2.67 | 2322 | 2.80 | 2.48 | | Ca | 16823 | 2.24 | 4248 | 2.48 | 6626 | 2.46 | 42073 | 1.41 | 1.25 | | Na | 19605 | 1.77 | 44.02 | 4.24 | 15330 | 2.63 | 128.03 | 3.70 | 1.69 | | K | 9252 | 2.29 | 16557 | 2.40 | 24666 | 2.46 | 7617 | 2.50 | 3.55 | | Mn | 61.58 | 4.54 | 1252 | 3.50 | 42.70 | 3.99 | 30.12 | 4.25 | 0.14 | | P | 1027 | 4.80 | 2817 | 3.44 | 3521 | 3.20 | 1261 | 4.69 | 1.02 | | Ti | 94.67 | 3.14 | 24.76 | 4.29 | 29.77 | 2.91 | 39.03 | 3.45 | 0.37 | | Ba | 19.37 | 5.07 | 57.65 | 2.64 | 8.91 | 3.51 | 99.65 | 2.53 | 0.11 | | Sr | 243.77 | 2.16 | 15.19 | 3.56 | 87.39 | 3.07 | 169.14 | 2.84 | 0.08 | | Zn | 54.73 | 3.94 | 26.59 | 4.34 | 34.73 | 2.44 | 18.82 | 3.40 | 0.04 |
|
|
|