Spectroscopy and Spectral Analysis, Volume. 42, Issue 6, 1862(2022)
Determination of Rare Earth Elements in High-Salt Water by ICP-MS After Pre-Concentration Using a Chelating Resin
Figures & Tables(6)
Table 1. Operation conditions of an ICP-MS instrument (Elan 9000)
View tableView in ArticleTable 1. Operation conditions of an ICP-MS instrument (Elan 9000)
Parameters Operating conditions RF power 1 100 W Plasma gas(Ar) flow 13.5 L·min-1 Auxiliary Gas flow 0.75 L·min-1 Nebulizer Gas flow 0.8 L·min-1 Lens voltage 6 V Scan mode Peak Hopping Sweeps/Reading 20 Reading/Replicates 1 Replicates 3 Dwell time 50 ms
Table 2. Procedural Blank, detection limit, recovery and relative standard deviation
View tableView in ArticleTable 2. Procedural Blank, detection limit, recovery and relative standard deviation
Element Blank/
(ng·L-1)
(n=10)DL/
(ng·L-1)
(n=10)Recovery
/%RSD/%
(n=5)Y 7.30 1.16 101 1.98 La 18.2 6.26 101 2.39 Ce 22.0 12.9 101 4.02 Pr 1.69 1.27 101 3.06 Nd 9.49 5.40 100 2.43 Sm 3.53 2.50 98 2.22 Eu 1.22 1.68 97 2.73 Gd 3.30 1.88 97 2.41 Tb 0.64 3.34 100 2.76 Dy 6.19 2.12 99 1.98 Ho 2.31 1.65 98 2.57 Er 2.49 3.49 97 3.62 Tm 0.34 0.34 97 2.19 Yb 2.75 3.27 97 2.06 Lu 2.63 1.58 98 2.63
Table 3. Determination results of samples
View tableView in ArticleTable 3. Determination results of samples
Element Costal water
/(ng·L-1)Estuary water
/(ng·L-1)Saline lake water
/(ng·L-1)Element Costal water
/(ng·L-1)Estuary water
/(ng·L-1)Saline lake water
/(ng·L-1)Salinity 28.1‰ 6.1‰ 7.6‰ Eu 0.27±0.02 0.90±0.11 0.53±0.04 DOC 3.5 mg·L-1 16.5 mg·L-1 10.3 mg·L-1 Gd 2.37±0.22 4.78±0.42 1.93±0.15 Y 17.84±1.06 32.23±3.01 12.10±1.15 Tb 0.29±0.02 0.61±0.07 0.28±0.02 La 23.77±2.20 31.46±2.02 18.42±1.67 Dy 1.97±0.11 4.00±0.41 1.29±0.08 Ce 9.69±0.94 47.69±9.24 40.29±3.92 Ho 0.54±0.04 0.93±0.10 0.26±0.02 Pr 1.29±0.13 3.80±0.33 2.07±0.18 Er 2.68±0.19 3.31±0.39 2.59±0.23 Nd 16.51±1.34 25.68±2.50 22.40±1.90 Yb 2.31±0.15 4.70±0.65 2.50±0.21 Sm 1.13±0.09 3.49±0.29 1.99±0.17 Lu 0.44±0.03 1.14±0.13 0.64±0.05
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Zhao-zhou ZHU, Xin-xin YANG, Jun LI, Hui-jun HE, Zi-jing ZHANG, Wen-rui YAN. Determination of Rare Earth Elements in High-Salt Water by ICP-MS After Pre-Concentration Using a Chelating Resin[J]. Spectroscopy and Spectral Analysis, 2022, 42(6): 1862
Paper Information
Category: Research Articles
Received: May. 26, 2021
Accepted: --
Published Online: Nov. 14, 2022
The Author Email: ZHU Zhao-zhou (zhuzhaozhou@tjnu.edu.cn)
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