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Scope

Scope Details

Reference
Alinezhad, A., Challa Sasi, P., Zhang, P., Yao, B., Kubátová, A., Golovko, S. A., Golovko, M.Y., and Xiao, F. (2022) An Investigation of Thermal Air Degradation and Pyrolysis of Per-and Polyfluoroalkyl Substances and Aqueous Film-Forming Foams in Soil - ACS ES&T Engineering
Treatment Process
Pyrolysis
Test Scale
Lab
Matrix
Soil
Matrix Detail
Clay soil containing preadsorbed PFAS chemicals
Data Detail
Degradation percentage of 14 PFAS chemicals across range of 10 temperatures

Condition

Open Condition
Treatment Temperature
Treatment Time
Time Units
Treatment Details
Open Condition 20030Minute
Open Condition 30030Minute
Open Condition 45030Minute

Thermal Treatment Results

Link to Results Record
Analyte
Condition
Effectiveness (%)
Effectiveness Measure
Initial Concentration
Post Concentration
Offgas Concentration
Additional Details
PFBA200 °C | 30 minute≈5% Percent Degradation0.0022 umol/g
PFPeA200 °C | 30 minute≈12% Percent Degradation0.004 umol/g
PFHpA200 °C | 30 minute≈15% Percent Degradation0.0062 umol/g
PFOA200 °C | 30 minute≈0% Percent Degradation0.0097 umol/g
PFNA200 °C | 30 minute≈5% Percent Degradation0.019 umol/g
PFDA200 °C | 30 minute≈10% Percent Degradation0.047 umol/g
PFUnA200 °C | 30 minute≈5% Percent Degradation0.079 umol/g
PFBS200 °C | 30 minute≈0% Percent Degradation0.0025 umol/g
PFHxS200 °C | 30 minute≈10% Percent Degradation0.0042 umol/g
PFOS200 °C | 30 minute≈10% Percent Degradation0.021 umol/g
HFPO-DA200 °C | 30 minute≈30% Percent Degradation0.0029 umol/g
N-MeFOSAA200 °C | 30 minute≈0% Percent Degradation0.03 umol/g
PFBA300 °C | 30 minute≈70% Percent Degradation0.0022 umol/g
PFPeA300 °C | 30 minute≈80% Percent Degradation0.004 umol/g
PFHpA300 °C | 30 minute≈80% Percent Degradation0.0062 umol/g
PFOA300 °C | 30 minute≈80% Percent Degradation0.0097 umol/g
PFNA300 °C | 30 minute≈80% Percent Degradation0.019 umol/g
PFDA300 °C | 30 minute≈70% Percent Degradation0.047 umol/g
PFUnA300 °C | 30 minute≈60% Percent Degradation0.079 umol/g
PFBS300 °C | 30 minute≈-20% Percent Degradation0.0025 umol/g
PFHxS300 °C | 30 minute Percent Degradation0.0042 umol/g
PFOS300 °C | 30 minute≈0% Percent Degradation0.021 umol/g
HFPO-DA300 °C | 30 minute≈90% Percent Degradation0.0029 umol/g
N-MeFOSAA300 °C | 30 minute≈20% Percent Degradation0.03 umol/g
PFBA450 °C | 30 minute≈100% Percent Degradation0.0022 umol/g
PFPeA450 °C | 30 minute≈100% Percent Degradation0.004 umol/g
PFHpA450 °C | 30 minute≈100% Percent Degradation0.0062 umol/g
PFOA450 °C | 30 minute≈100% Percent Degradation0.0097 umol/g
PFNA450 °C | 30 minute≈100% Percent Degradation0.019 umol/g
PFDA450 °C | 30 minute≈100% Percent Degradation0.047 umol/g
PFUnA450 °C | 30 minute≈100% Percent Degradation0.079 umol/g
PFBS450 °C | 30 minute≈90% Percent Degradation0.0025 umol/g
PFHxS450 °C | 30 minute≈100% Percent Degradation0.0042 umol/g
PFOS450 °C | 30 minute≈99% Percent Degradation0.021 umol/g
HFPO-DA450 °C | 30 minute≈100% Percent Degradation0.0029 umol/g
N-MeFOSAA450 °C | 30 minute≈100% Percent Degradation0.03 umol/g
FtS 8:2450 °C | 30 minute≈100% Percent Degradation0.026 umol/g
FtS 8:2300 °C | 30 minute≈20% Percent Degradation0.026 umol/g
FtS 8:2200 °C | 30 minute≈0% Percent Degradation0.026 umol/g
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Last updated on October 15, 2024.