Migration and Accumulation of Octachlorodipropyl Ether in Soil-Tea Systems in Young and Old Tea Gardens
Abstract
:1. Introduction
2. Materials and Methods
2.1. Chemicals and Instruments
2.2. Preparation of 10% OCDPE Emulsifiable Concentrate (EC)
2.3. Migration and Accumulation Experiment of OCDPE in Soil-Tea Systems
2.4. Sample Extraction and Clean-Up
2.4.1. Fresh Tea Leaf Sample Treatment
2.4.2. Soil Sample Treatment
2.5. Sample Extraction and Clean-Up
2.6. Statistical Analysis
3. Results and Discussion
3.1. Recovery Study
3.2. Migration and Accumulation of the OCDPE in Soil-Tea Systems
3.3. Accumulation and Dissipation of OCDPE in Fresh Leaves of Tea Plants
4. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Sample | Spiked Level (mg/kg) | Recovery (%) | RSD a (%) |
---|---|---|---|
fresh tea leaf | 0.01 | 92.3 ± 6.51 | 10.2 |
0.05 | 84.3 ± 5.84 | 10.4 | |
0.5 | 77.7 ± 4.67 | 8.6 |
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Liao, M.; Shi, Y.-H.; Cao, H.-Q.; Fang, Q.-K.; Xiao, J.-J.; Hua, R.-M. Migration and Accumulation of Octachlorodipropyl Ether in Soil-Tea Systems in Young and Old Tea Gardens. Int. J. Environ. Res. Public Health 2017, 14, 1033. https://doi.org/10.3390/ijerph14091033
Liao M, Shi Y-H, Cao H-Q, Fang Q-K, Xiao J-J, Hua R-M. Migration and Accumulation of Octachlorodipropyl Ether in Soil-Tea Systems in Young and Old Tea Gardens. International Journal of Environmental Research and Public Health. 2017; 14(9):1033. https://doi.org/10.3390/ijerph14091033
Chicago/Turabian StyleLiao, Min, Yan-Hong Shi, Hai-Qun Cao, Qing-Kui Fang, Jin-Jing Xiao, and Ri-Mao Hua. 2017. "Migration and Accumulation of Octachlorodipropyl Ether in Soil-Tea Systems in Young and Old Tea Gardens" International Journal of Environmental Research and Public Health 14, no. 9: 1033. https://doi.org/10.3390/ijerph14091033