Condition

Reference: Wu, B., Hao, S., Choi, Y., Higgins, C., P., Deeb, R., and Strathmann, T.J. (2019) Rapid destruction and defluorination of perfluorooctanesulfonate by alkaline hydrothermal reaction. - Environmental Science and Technology Letters
Scope: Hydrothermal Treatment | Lab | Other: Water spiked with PFOS
Treatment Temperature (°C): 350
Treatent Time: 480
Time Units: Minute
Treatment Details: Reaction conditions: PFOS (50 mg/L) and NaOH amendment (1,2.5, and 5 mol/L) in water at 350 °C for 0−480 min.

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Analyte	Effectiveness (%)	Initial Concentration	Additional Details
PFOS	≈83.4%	≈50 mg/L	Timepoint ~10 minutes for 1M NAOH amendment. Interpolated from top plot in Figure 2.
PFOS	≈73%	≈50 mg/L	Timepoint ~25 minutes for 1M NAOH amendment. Interpolated from top plot in Figure 2.
PFOS	≈11.3%	≈50 mg/L	Timepoint ~90 minutes for 1M NAOH amendment. Interpolated from top plot in Figure 2.
PFOS	≈69.8%	≈50 mg/L	Timepoint ~10 minutes for 2.5M NAOH amendment. Interpolated from top plot in Figure 2.
PFOS	≈14.1%	≈50 mg/L	Timepoint ~25 minutes for 2.5M NAOH amendment. Interpolated from top plot in Figure 2.
PFOS	≈0.1%	≈50 mg/L	Timepoint ~90 minutes for 2.5M NAOH amendment. Interpolated from top plot in Figure 2.
PFOS	≈6.6%	≈50 mg/L	Timepoint ~10 minutes for 5M NAOH amendment. Interpolated from top plot in Figure 2.
PFOS	≈0.2%	≈50 mg/L	Timepoint ~25 minutes for 5M NAOH amendment. Interpolated from top plot in Figure 2.
PFOS	ND	≈50 mg/L	Timepoint ~90 minutes for 5M NAOH amendment. Interpolated from top plot in Figure 2.

row(s) 1 - 9 of 9

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