Research Article
Determination of 18 Trace Elements in 10 Batches of the Tibetan Medicine Qishiwei Zhenzhu Pills by Direct Inductively Coupled Plasma-Mass Spectrometry
Table 6
Results of 18 trace elements in 10 batches of QSW (μg·kg−1).
| Elements | Content (μg·kg−1) | Ganlu | Jinhe | Aba | Ganzi | Baiyu | Mean ± SD | 17156A | 18055A | 17027A | 17001A | 17102A | 17103A | 20171115 | 1703013 | 17070501 | 20181012 |
| Li | 3.472 | 2.635 | 2.633 | 1.603 | 2.431 | 2.893 | 5.067 | 3.210 | 2.633 | 3.613 | 3.019 ± 0.919 | Be | 1.472 | 1.715 | 1.627 | 0.9080 | 1.118 | 1.504 | —— | —— | 0.07500 | 0.2260 | 0.8650 ± 0.7210 | Sc | 0.8980 | 0.8280 | 0.7690 | 0.5140 | 0.7070 | 0.7110 | 0.3920 | 0.3230 | 0.6340 | 1.680 | 0.7460 ± 0.3770 | V | 8.566 | 17.26 | 6.766 | 4.742 | 6.819 | 7.025 | 7.748 | 2.665 | 6.751 | 15.92 | 8.426 ± 4.613 | Cr | 109.7 | 47.45 | 49.89 | 34.39 | 67.48 | 78.20 | 68.33 | 23.55 | 17.64 | 401.65 | 89.83 ± 112.9 | Mn | 1512 | 1267 | 737.4 | 571.4 | 1174 | 1293 | 227.5 | 141.4 | 214.1 | 629.1 | 776.7 ± 504.7 | Co | 6.367 | 4.573 | 6.857 | 3.326 | 5.044 | 4.941 | 1.771 | 7.249 | 5.622 | 5.733 | 5.148 ± 1.650 | Ni | 48.87 | 28.30 | 22.77 | 18.18 | 35.49 | 35.64 | 32.55 | 17.31 | 10.60 | 80.26 | 33.00 ± 19.98 | Cu | 12160 | 10506 | 9875 | 8162 | 10119 | 10240 | 1807 | 12897 | 6396 | 19436 | 10160 ± 4541 | As | 417.3 | 342.4 | 1163 | 945.7 | 770.6 | 601.9 | 573.9 | 1460 | 773.9 | 1305 | 835.4 ± 377.0 | Sr | 287.3 | 255.6 | 235.3 | 183.7 | 231.6 | 242.6 | 219.7 | 201.5 | 131.8 | 188.1 | 217.7 ± 43.57 | Ag | 1293 | 1169 | 944.1 | 810.2 | 955.0 | 1025 | 647.3 | 960.4 | 480.0 | 2062 | 1034 ± 430.6 | Cd | 0.2610 | 0.3060 | 0.1660 | 0.2100 | 0.2110 | 0.2470 | 0.2090 | 0.3360 | 0.4590 | 1.595 | 0.4000 ± 0.4280 | Cs | 0.5050 | 0.4310 | 0.3680 | 0.3150 | 0.3980 | 0.3870 | 0.4660 | 0.7810 | 0.3450 | 0.4290 | 0.4430 ± 0.1320 | Ba | 57.96 | 279.2 | 42.44 | 36.19 | 48.28 | 53.62 | 62.67 | 383.4 | 41.55 | 331.8 | 133.7 ± 138.9 | Pb | 11690 | 10976 | 7595 | 6416 | 8875 | 10184 | 727.2 | 1767 | 1571 | 8341 | 6814 ± 4080 | Au | 1252 | 1209 | 496.8 | 768.3 | 899.2 | 1099 | 174.8 | 163.3 | 155.0 | 155.0 | 637.3 ± 462.7 | Hg | 6118 | 5601 | 6267 | 4397 | 5682 | 5200 | 12024 | 7944 | 15937 | 4811 | 7398 ± 3715 |
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The data are means of 3 determinations. The symbol “——” means undetected or below the limit of detection.
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