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Occurrence and source of typical odor-causing compounds in drinking water of major cities across China“

IWRA 2023 Online Conference - Emerging Pollutants: Protecting Water Quality for the Health of People and the Environment
Theme 1: Emerging pollutants in aquatic ecosystems
Author(s): Chunmiao Wang, Jianwei Yu, Qingyuan Guo, Hongyan Li, Min Yang

Chunmiao Wang, Jianwei Yu, Qingyuan Guo, Hongyan Li, Min Yang

Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences


Oral: PDF

Abstract

STUDY CONCLUSIONS

  • Odorant identification and quantitative methods were developed for complex water samples.
  • 77 odor-causing compounds were detected in source water samples, thioethers were the major swampy/septic odor-causing compounds in drinking water of China;bis(2-chloro-1-methylethyl) was by-product of industrial activities related to epichlorohydrin/propylene oxide.
  • Swampy/septic odor was strengthen with addition of major musty odorants.
  • Cyclic acetals were first detected in Huangpu River source water, which could be associated with resin-related industrial pollution. 18 January 2023, 12:20 CET
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