Abstract
Investigating the organophosphate flame retardants (OPFRs) concentration and attenuation in multiple water of Beijing would provide valuable insight into OPFR management and reduction; thus, 6 OPFRs were determined by solid phase extraction-high performance liquid chromatography-tandem mass spectrometry to explore the pollution characteristics, and ecological risk of OPFRs. The results showed that 5 OPFRs were detected with a concentration ranging from ND to 394.77 ng/L except for tris(2,3-dibromopropyl) phosphate (TDBP). The chloroalkyl phosphate was the main compound and tris(chloropropyl) phosphate (TCPP) was the most abundant OPFRs with the highest concentration. The concentration of aryl-OPFRs in surface water and groundwater was much lower than that of chlorinated ones, and the concentration of chlorinated OPFRs in surface water was higher than that in groundwater. The treatment effect of chlorinated OPFRs including TCPP, TCEP, and TDCPP in STPs was negative. Ecological risk assessment showed that low risk of OPFRs for the organisms (algae, crustacean, and fish).
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This work was financially supported by the National Natural Science Foundation of China (41877409) and Ministry of Science and Technology of China (Grant No. 2015FY110900).
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Shaoyong Lu, Weihua Cui, and Ying Zhang contributed to the conception of the study; Pan Qin and Xiaochun Guo contributed significantly to analysis and manuscript preparation; Yanmeng Zhang, Weihua Cui, and Na Zhang performed the data analyses and wrote the manuscript; Zhi Wang helped perform the analysis with constructive discussions.
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Yanmeng Zhang, Weihua Cui, and Na Zhang contributed equally to this work and should be considered co-first authors.
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Zhang, Y., Cui, W., Zhang, N. et al. Occurrence and Risk of Organophosphate Flame Retardants in Multiple Urban Water of Beijing, China. Water Air Soil Pollut 234, 350 (2023). https://doi.org/10.1007/s11270-023-06277-w
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DOI: https://doi.org/10.1007/s11270-023-06277-w