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Scope

Scope Details

Reference
Al-Dirani, S. (2022) Thermal Transformation of Perfluorooctanesulfonic Acid (PFOS) and Perfluorooctanoic Acid (PFOA) in Spiked Sand: Identification of Novel Products of Incomplete Degradation (Doctoral dissertation) - Queen's University
Treatment Process
Electric Furnace
Test Scale
Lab
Matrix
Other
Matrix Detail
Silica sand spiked with PFAS
Data Detail
Pre- and post-concentrations of 7 PFAS at 5 temperatures

Condition

Open Condition
Treatment Temperature
Treatment Time
Time Units
Treatment Details
Open Condition 55075Minute
Open Condition 50075Minute
Open Condition 40075Minute
Open Condition 30075Minute
Open Condition 25075Minute

Thermal Treatment Results

Link to Results Record
Analyte
Condition
Effectiveness (%)
Effectiveness Measure
Initial Concentration
Post Concentration
Offgas Concentration
Additional Details
PFOA550 °C | 75 minute112.57 mg/kgNDSoil spiked with both 112 mg PFOA/kg sand and 129 mg PFOS/kg sand; Data from Figure 2A
PFOS550 °C | 75 minute129.01 mg/kg0.02 mg/kgSoil spiked with both 112 mg PFOA/kg sand and 129 mg PFOS/kg sand; Data from Figure 2A
PFOA500 °C | 75 minute112.57 mg/kg0.08 mg/kgSoil spiked with both 112 mg PFOA/kg sand and 129 mg PFOS/kg sand; Data from Figure 2A
PFOS500 °C | 75 minute129.01 mg/kg0.08 mg/kgSoil spiked with both 112 mg PFOA/kg sand and 129 mg PFOS/kg sand; Data from Figure 2A
PFOA400 °C | 75 minute112.57 mg/kg0.03 mg/kgSoil spiked with both 112 mg PFOA/kg sand and 129 mg PFOS/kg sand; Data from Figure 2A
PFOS400 °C | 75 minute129.01 mg/kgNDSoil spiked with both 112 mg PFOA/kg sand and 129 mg PFOS/kg sand; Data from Figure 2A
PFOA300 °C | 75 minute25.655 mg/kg0.22 mg/kgSoil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFOS300 °C | 75 minute25.96 mg/kg3.8 mg/kgSoil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFPrA300 °C | 75 minuteNot reported0.97 mg/kgLabeled PFPA; Soil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFBA300 °C | 75 minuteNot reported1.86 mg/kgSoil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFPeA300 °C | 75 minuteNot reported0.07 mg/kgSoil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFHxA300 °C | 75 minuteNot reported0.14 mg/kgSoil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFHpA300 °C | 75 minuteNot reported0.19 mg/kgSoil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFOA250 °C | 75 minute25.655 mg/kg3.25 mg/kgSoil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFOS250 °C | 75 minute25.96 mg/kg4.99 mg/kgSoil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFPrA250 °C | 75 minuteNot reported0.01 mg/kgLabeled as PFPA; Soil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFBA250 °C | 75 minuteNot reported0.02 mg/kgSoil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFPeA250 °C | 75 minuteNot reported0.1 mg/kgSoil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFHxA250 °C | 75 minuteNot reported0.56 mg/kgSoil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
PFHpA250 °C | 75 minuteNot reported1.65 mg/kgSoil spiked with both 25 mg PFOA/kg sand and 25 mg PFOS/kg sand; Data from Figure 3A
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