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References

Reference Details

Citation
Grenier 2023
Author
Grenier, D.
Title
Pyrolytic Transformation of PFAS Precursors in AFFF when Applied for Fire Suppression
Source
Doctoral dissertation, Worcester Polytechnic Institute
Publication Year
2023
Reference Category
Primary Sources
Reference Type
Theses and Disertations
Non-Targeted Analysis Flag

Scope

Open Scope
Treatment Process
Scale
Matrix
Matrix DetailScope Detail
Open ScopeThermolysisLabVariousSolutions of 3 PFAS precursors or 1% AFFFPre-treatment concentrations of 3 PFAS precursors in solution and a 1% AFFF solution. Post-treatment resultant thermal transformation PFAS concentrations from precursor and AFFF tests.

Condition

Thermal Treatment Results

Link to Results Record
Analyte
Scope
Condition
Effectiveness (%)
Initial Concentration
Post Concentration
Offgas Concentration
Additional Details
10:2 FTSThermolysis | Lab | Various 400 °C | 30 minute 100 ng/LND Resultant concentrations include 8:2 FTS at 32 ng/L, 6:2 FTS at 45 ng/L, PFHxA at 8.56 ng/L, and PFOA at 15 ng/L; figure 10.
FtS 6:2Thermolysis | Lab | Various 400 °C | 30 minute 100 ng/LND Resultant concentrations include PFBS at 6.60 ng/L, PFOA at 32 ng/L, and PFOS at 41.9 ng/L; figure 12.
FtS 6:2Thermolysis | Lab | Various 400 °C | 30 minute ND 18.5 ng/L Initially spiked with 8:2 FTS at 100 ng/L; results report on intermediate thermal transformation of the spiked compound; figure 11.
FtS 6:2Thermolysis | Lab | Various 400 °C | 30 minute ND 45 ng/L Initially spiked with 10:2 FTS at 100 ng/L; results report on intermediate thermal transformation of the spiked compound; figure 10.
FtS 8:2Thermolysis | Lab | Various 400 °C | 30 minute ND 32 ng/L Initially spiked with 10:2 FTS at 100 ng/L; results report on intermediate thermal transformation of the spiked compound; figure 10.
FtS 8:2Thermolysis | Lab | Various 400 °C | 30 minute 100 ng/LND Resultant concentrations include 6:2 FTS at 18.5 ng/L, PFBA at 4.79 ng/L, PFHxA at 11.8 ng/L, PFOA at 23 ng/L, and PFOS at 29 ng/L; figure 11.
PFOAThermolysis | Lab | Various 300 °C | 10 minute ≈9900 ppt≈1600 pptinitial concentration 1% of value listed in Appendix B; post interpolated from Figure 17
PFOAThermolysis | Lab | Various 300 °C | 20 minute ≈9900 ppt≈1800 pptinitial concentration 1% of value listed in Appendix B; post interpolated from Figure 17
PFOAThermolysis | Lab | Various 300 °C | 30 minute ≈9900 ppt≈2050 pptinitial concentration 1% of value listed in Appendix B; post interpolated from Figure 17
PFOAThermolysis | Lab | Various 400 °C | 30 minute ND 32 ng/L Initially spiked with 6:2 FTS at 100 ng/L; results report on intermediate thermal transformation of the spiked compound; figure 12.
PFOAThermolysis | Lab | Various 400 °C | 30 minute ND 15 ng/L Initially spiked with 10:2 FTS at 100 ng/L; results report on intermediate thermal transformation of the spiked compound; figure 10.
PFOAThermolysis | Lab | Various 400 °C | 30 minute ND 23 ng/L Initially spiked with 8:2 FTS at 100 ng/L; results report on intermediate thermal transformation of the spiked compound; figure 11.
PFBAThermolysis | Lab | Various 400 °C | 30 minute ND 4.79 ng/L Initially spiked with 8:2 FTS at 100 ng/L; results report on intermediate thermal transformation of the spiked compound; figure 11.
PFBSThermolysis | Lab | Various 400 °C | 30 minute ND 6.6 ng/L Initially spiked with 6:2 FTS at 100 ng/L; results report on intermediate thermal transformation of the spiked compound; figure 12.
PFDAThermolysis | Lab | Various 300 °C | 10 minute ≈4350 ppt≈250 pptinitial concentration 1% of value listed in Appendix B; post interpolated from Figure 17
PFDAThermolysis | Lab | Various 300 °C | 20 minute ≈4350 ppt≈300 pptinitial concentration 1% of value listed in Appendix B; post interpolated from Figure 17
PFDAThermolysis | Lab | Various 300 °C | 30 minute ≈4350 ppt≈300 pptinitial concentration 1% of value listed in Appendix B; post interpolated from Figure 17
PFDoAThermolysis | Lab | Various 300 °C | 10 minute ≈1820 ppt≈100 pptinitial concentration 1% of value listed in Appendix B; post interpolated from Figure 17
PFDoAThermolysis | Lab | Various 300 °C | 20 minute ≈1820 ppt≈100 pptinitial concentration 1% of value listed in Appendix B; post interpolated from Figure 17
PFHxAThermolysis | Lab | Various 400 °C | 30 minute ND 11.8 ng/L Initially spiked with 8:2 FTS at 100 ng/L; results report on intermediate thermal transformation of the spiked compound; figure 11.
PFHxAThermolysis | Lab | Various 400 °C | 30 minute ND 8.56 ng/L Initially spiked with 10:2 FTS at 100 ng/L; results report on intermediate thermal transformation of the spiked compound; figure 10.
PFOSThermolysis | Lab | Various 300 °C | 10 minute ≈4640 ppt≈1900 pptinitial concentration 1% of value listed in Appendix B; post interpolated from Figure 17
PFOSThermolysis | Lab | Various 300 °C | 20 minute ≈4640 ppt≈2000 pptinitial concentration 1% of value listed in Appendix B; post interpolated from Figure 17
PFOSThermolysis | Lab | Various 300 °C | 30 minute ≈4640 ppt≈2100 pptinitial concentration 1% of value listed in Appendix B; post interpolated from Figure 17
PFOSThermolysis | Lab | Various 400 °C | 30 minute ND 41.9 ng/L Initially spiked with 6:2 FTS at 100 ng/L; results report on intermediate thermal transformation of the spiked compound; figure 12.
PFOSThermolysis | Lab | Various 400 °C | 30 minute ND 29 ng/L Initially spiked with 8:2 FTS at 100 ng/L; results report on intermediate thermal transformation of the spiked compound; figure 11.
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