V2EX pfos

PFOS

释义 Definition

PFOSperfluorooctanesulfonate(全氟辛烷磺酸盐) 的缩写,一种属于 PFAS(全氟和多氟烷基物质) 的人造含氟化学物质。因其难以在环境中降解、可能在生物体内累积,常被称为“永久化学品(forever chemicals)”,并与环境污染与健康风险评估相关。(PFOS 也可能指其相关盐类与化合物的统称。)

发音 Pronunciation

/pifos/

例句 Examples

PFOS was found in the river downstream from the factory.
在工厂下游的河流中检测到了 PFOS。

Because PFOS persists for years, regulators set strict limits on its use and disposal to protect drinking water supplies.
由于 PFOS 可在环境中持续多年,监管机构对其使用与处置设定了严格限制,以保护饮用水供应。

词源 Etymology

PFOS 来自化学名 **perfluoro-**(“全氟的”,表示碳链上的氢被氟完全取代)+ octane(“辛烷”,8 个碳的链状骨架)+ sulfonate(“磺酸盐”)。该缩写在环境科学、工业材料与监管文件中广泛使用。

相关词 Related Words

文学与出版物 Literary Works

  • Stain Resistance Is Futile: The Life-Changing Guide to Avoiding Forever Chemicals(Paul D. Taylor)讨论“永久化学品”(PFAS)及其代表物质(常涉及 PFOS)。
  • Exposure: Poisoned Water, Corporate Greed, and One Lawyer’s Twenty-Year Battle Against DuPont(Robert Bilott)以 PFAS 污染为主题的纪实作品,相关讨论中常提及 PFOS/PFOA。
  • 学术与监管出版物中高频出现(如 Environmental Science & Technology 等期刊综述文章,以及各国环境/卫生机构的 PFOS 风险评估与饮用水指南文件)。
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