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Scope Details
Condition
Thermal Treatment Results

Reference: Major, D. (2019) Demonstration of Smoldering Combustion Treatment of PFAS-impacted Investigation-Derived Waste - Strategic Environmental Research and Development Program (SERDP)
Treatment Process: Smoldering
Test Scale: Lab
Matrix: Soil
Matrix Detail: Soil spiked with PFAS
Data Detail: Concentration of 3 PFAS in matrix before and after treatment, 1 experimental condition

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Open Condition	Treatment Temperature	Treatment Time	Time Units	Treatment Details
Open Condition	1016	250	Minute	48 g GAC/kg soil; air flux = 5 cm/s; moisture content = 10.8%; smoldering time interpreted from Figure 5

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Link to Results Record	Analyte	Condition	Effectiveness (%)	Effectiveness Measure	Initial Concentration	Post Concentration	Offgas Concentration	Additional Details
	PFHxS	1016 °C \| 250 minute			7.06 mg/kg	Not detected		Detection limit = 0.0002 mg/kg; Data from Table 11
	PFOA	1016 °C \| 250 minute			6.14 mg/kg	Not detected		Detection limit = 0.0002 mg/kg; Data from Table 11
	PFOS	1016 °C \| 250 minute			9.54 mg/kg	Not detected		Detection limit = 0.0002 mg/kg; Data from Table 11
	HF	1016 °C \| 250 minute	82%	Percent Fluorine Recovery	0 mg/kg	Not detected		82% of available fluorine captured as HF; data from paragraph under Table 11.

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