PCNs, PCBs, and PCDD/Fs in Soil around a Cement Kiln Co-Processing Municipal Wastes in Northwestern China: Levels, Distribution, and Potential Human Health Risks
Abstract
:1. Introduction
2. Materials and Methods
2.1. Sampling
2.2. Sample Processing and Instrumental Analysis
2.3. Quality Control
2.4. Human Health Risk Assessment
2.5. Statistical Analysis Methods
3. Results and Discussion
3.1. Concentrations and Congener Profiles of PCNs, PCBs, and PCDD/Fs in the Soil Samples
3.2. PCN, PCB, and PCDD/F Concentrations in Soil from Different Distance from the Stack of the Cement Kiln
3.3. Homologue Patterns of PCNs, PCBs, and PCDD/Fs in Soil from Different Distance from the Stack of the Cement Kiln
3.4. PCA of PCNs, PCBs and PCDD/Fs
3.5. Risk Assessment of PCNs, PCBs, and PCDD/Fs in the Soils
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Concentrations (pg/g) | ΣTEQ (fg WHO-TEQ/g) | |||||
---|---|---|---|---|---|---|
PCNs | PCBs | 2,3,7,8-PCDD/Fs | PCNs | PCBs | PCDD/Fs | |
A1 | 1288 | 23.0 | 5.95 | 17.5 | 48.0 | 247 |
A2 | 293 | 35.2 | 2.89 | 2.77 | 4.45 | 146 |
A3 | 138 | 20.1 | 4.83 | 3.99 | 31.9 | 141 |
A4 | 368 | 46.1 | 3.55 | 4.52 | 11.9 | 128 |
A5 | 277 | 33.1 | 3.31 | 3.55 | 14.5 | 161 |
A6 | 385 | 44.0 | 3.52 | 3.96 | 8.25 | 127 |
A7 | 390 | 32.9 | 3.04 | 4.60 | 2.74 | 141 |
A8 | 313 | 22.4 | 2.62 | 4.18 | 9.14 | 158 |
A9 | 383 | 36.0 | 3.64 | 4.53 | 4.72 | 121 |
A10 | 148 | 21.6 | 4.44 | 2.27 | 2.48 | 136 |
A11 | 486 | 40.9 | 4.58 | 20.8 | 2.36 | 294 |
A12 | 326 | 21.1 | 3.69 | 8.43 | 9.93 | 216 |
A13 | 1004 | 10.8 | 4.66 | 12.2 | 6.38 | 418 |
A14 | 299 | 18.1 | 2.50 | 1.98 | 5.73 | 73.2 |
A15 | 416 | 59.5 | 5.09 | 4.04 | 20.0 | 186 |
A16 | 132 | 21.2 | 3.92 | 2.66 | 16.3 | 124 |
A17 | 305 | 41.6 | 2.98 | 2.38 | 4.74 | 189 |
BKG | 40.0 | 11.0 | 1.90 | 0.83 | 6.74 | 72.5 |
Sites | Area | Concentration | TEQ | References | |
---|---|---|---|---|---|
PCNs | Ningxia Province, China | Around an industrial area c | 183–3340 | 0.01–0.81 | [27] |
North China | Around the MSWI e | 30.4–281 | 0.008–0.130 | [30] | |
Dilovasi, Turkey | Around an Industrial area d | 50–7070 | 0.10–1483 | [31] | |
Pohang city, Korea | Close to industrial area d | 22.0–411 | 0.007–0.069 | [32] | |
Sichuan Province, China | Tibet–Qinghai Plateau a,d | 13.0–29.0 | 0.001–0.070 | [33] | |
Gansu Province, China | Around the cement kiln co-processing municipal wastes c | 138–1288 | 0.002–0.021 | Present study | |
PCBs | Tianjin city, China | Around the MSWI h | 28–264 | 0.02–0.18 | [34] |
Catalonia, Spain | Around the MSWI f | 46–5909 | / b | [35] | |
Shandong Province, China | Around an Industrial area g | 13.9–229 | / b | [28] | |
Central region, Saudi Arabia | Around an Industrial area g | 44–691 | 0.34–1.97 | [36] | |
Sichuan Province, China | Tibet–Qinghai plateau g | 7.6–10.5 | 0.01–0.02 | [33] | |
Gansu Province, China | Around the cement kiln co-processing municipal wastes i | 10.8–59.5 | 0.003–0.048 | Present study | |
PCDD/Fs | Sichuan Province, China | Tibet–Qinghai plateau | 2.48–4.30 | 0.27–0.40 | [33] |
North China | Around the iron and steel plants | 13–320 | 0.16–4.5 | [37] | |
Harbin city, China | Around the MSWI | 17.2–157 | 0.59–8.81 | [7] | |
Central region, Saudi Arabia | Around an Industrial area | 23.2–79.0 | 1.73–3.98 | [38] | |
Catalonia, Spain | Around the cement kilns | 4.99–38.1 | 0.19–0.80 | [39] | |
Gansu Province, China | Around the cement kiln co-processing municipal wastes | 2.50–5.95 | 0.073–0.418 | Present study |
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Han, J.; Xu, C.; Jin, J.; Hu, J. PCNs, PCBs, and PCDD/Fs in Soil around a Cement Kiln Co-Processing Municipal Wastes in Northwestern China: Levels, Distribution, and Potential Human Health Risks. Int. J. Environ. Res. Public Health 2022, 19, 12860. https://0-doi-org.brum.beds.ac.uk/10.3390/ijerph191912860
Han J, Xu C, Jin J, Hu J. PCNs, PCBs, and PCDD/Fs in Soil around a Cement Kiln Co-Processing Municipal Wastes in Northwestern China: Levels, Distribution, and Potential Human Health Risks. International Journal of Environmental Research and Public Health. 2022; 19(19):12860. https://0-doi-org.brum.beds.ac.uk/10.3390/ijerph191912860
Chicago/Turabian StyleHan, Jiali, Chenyang Xu, Jun Jin, and Jicheng Hu. 2022. "PCNs, PCBs, and PCDD/Fs in Soil around a Cement Kiln Co-Processing Municipal Wastes in Northwestern China: Levels, Distribution, and Potential Human Health Risks" International Journal of Environmental Research and Public Health 19, no. 19: 12860. https://0-doi-org.brum.beds.ac.uk/10.3390/ijerph191912860