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Condition

Condition Details

Reference
Xiao, F., Sasi, P.C., Yao, B., Kubatova, A., Golovko, S.A., Golovko, M.Y., and Soli, D. (2020) Thermal Stability and Decomposition of Perfluoroalkyl Substances on Spent Granular Activated Carbon - Environmental Science and Technology Letters
Scope
GAC Reactivation | Lab | Treatment Media: GAC
Treatment Temperature (°C)
250
Treatent Time
30
Time Units
Minute
Treatment Details
Thermal treatment in closed air system; Treatment temperature interpolated from Figure 3i; Treatment time inferred from paragraph 6 of section titled "Thermal Stability of PFAS"

Thermal Treatment Results

Link to Results Record
Analyte
Effectiveness (%)
Initial Concentration
Post Concentration
Offgas Concentration
Additional Details
PFBA≈99% Data interpolated from Figure 3i; additional trials at 50 degree intervals produced ~99% decomposition efficiency, up to 500 degrees C
PFPeA≈99% Data interpolated from Figure 3i; additional trials at 50 degree intervals produced ~99% decomposition efficiency, up to 500 degrees C
PFHpA≈99% Data interpolated from Figure 3i; additional trials at 50 degree intervals produced ~99% decomposition efficiency, up to 500 degrees C
PFOA≈99% Data interpolated from Figure 3i; additional trials at 50 degree intervals produced ~99% decomposition efficiency, up to 500 degrees C
HFPO-DA≈99% Data interpolated from Figure 3i; additional trials at 50 degree intervals produced ~99% decomposition efficiency, up to 500 degrees C
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Last updated on October 15, 2024.