[Perfluorinated compounds in potable water]
Paweł Rostkowski1, Sachi Taniyasu, Nobuyoshi Yamashita
1Zakład Chemii Srodowiska i Ekotoksykologii Wydział Chemii, Uniwersytet Gdański, 80 -952 Gdańsk, ul. Sobieskiego 18.
Roczniki Panstwowego Zakladu Higieny
|January 16, 2009
Summary
Tap and bottled water in Japan and Poland contain ultratrace perfluorinated compounds. Tap water showed higher contamination levels, but perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) levels were below toxic thresholds.
Area of Science:
- Environmental Chemistry
- Analytical Chemistry
- Toxicology
Context:
- Perfluorinated compounds (PFCs) are persistent environmental contaminants.
- Understanding PFCs in drinking water is crucial for public health.
- Previous studies have focused on specific regions or water types.
Purpose:
- To determine the presence and levels of various perfluorinated compounds in Japanese and Polish bottled mineral water and tap water.
- To assess the potential health risks associated with these contaminants.
Summary:
- A pilot study analyzed 12 perfluorinated compounds in bottled mineral water and tap water from Japan and Poland.
- Ultracrace amounts of PFCs were detected in bottled water, with higher levels found in tap water.
- Concentrations of perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA) were significantly below toxicological thresholds, with Hazard Quotients much less than 1.
Impact:
- Provides data on PFC contamination in drinking water across different countries and sources.
- Informs risk assessment and potential regulatory measures for PFCs in water.
- Highlights the need for continued monitoring of emerging contaminants in water supplies.
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