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Scope

Scope Details

Reference
Li, J., Austin, C., Moore, S., Pinkard, B. R., and Novosselov, I. V. (2023) PFOS destruction in a continuous supercritical water oxidation reactor - Chemical Engineering Journal
Treatment Process
Hydrothermal Treatment
Test Scale
Lab
Matrix
Other
Matrix Detail
Supercritical water oxidation reactor
Data Detail
Pre- and post-concentrations of 2 specific PFAS chemicals and total PFAS accounting for 6 other PFAS chemicals across 9 temperatures and times

Condition

Open Condition
Treatment Temperature
Treatment Time
Time Units
Treatment Details
Open Condition 410108SecondReactor pressure = 25 Mpa
Open Condition 48059SecondReactor pressure = 25 Mpa
Open Condition 55038SecondReactor pressure = 25 Mpa
Open Condition 420108SecondReactor pressure = 25 Mpa
Open Condition 45071SecondReactor pressure = 25 Mpa
Open Condition 47559SecondReactor pressure = 25 Mpa
Open Condition 50050SecondReactor pressure = 25 Mpa
Open Condition 51540SecondReactor pressure = 25 Mpa
Open Condition 53039SecondReactor pressure = 25 Mpa
Open Condition 58034SecondReactor pressure = 25 Mpa
Open Condition 60032SecondReactor pressure = 25 Mpa
Open Condition 65028SecondReactor pressure = 25 Mpa

Thermal Treatment Results

Link to Results Record
Analyte
Condition
Effectiveness (%)
Effectiveness Measure
Initial Concentration
Post Concentration
Offgas Concentration
Additional Details
PFOS420 °C | 108 second 13.23% Percent Removal Efficiency51.4 ppm44.6 ppmData from Table S5 in supplementary data
PFHpS420 °C | 108 second 11.11% Percent Removal Efficiency0.47 ppm0.42 ppmData from Table S5 in supplementary data
Total PFAS420 °C | 108 second 1.07% Percent DefluorinationData from Table S5 in supplementary data
PFOS450 °C | 71 second 35.45% Percent Removal Efficiency51.4 ppm33.18 ppmData from Table S5 in supplementary data
PFHpS450 °C | 71 second 35.87% Percent Removal Efficiency0.35 ppm0.23 ppmData from Table S5 in supplementary data
Total PFAS450 °C | 71 second 14% Percent DefluorinationData from Table S5 in supplementary data
PFOS475 °C | 59 second 79.71% Percent Removal Efficiency49.71 ppm10.09 ppmData from Table S5 in supplementary data
PFHpS475 °C | 59 second 79.96% Percent Removal Efficiency0.39 ppm0.08 ppmData from Table S5 in supplementary data
Total PFAS475 °C | 59 second 66.84% Percent Removal EfficiencyData from Table S5 in supplementary data
PFOS500 °C | 50 second 85.35% Percent Removal Efficiency50.54 ppm7.4 ppmData from Table S5 in supplementary data
PFHpS500 °C | 50 second 84.06% Percent Removal Efficiency0.35 ppm0.06 ppmData from Table S5 in supplementary data
Total PFAS500 °C | 50 second 73.72% Percent DefluorinationData from Table S5 in supplementary data
PFOS515 °C | 40 second 98.15% Percent Removal Efficiency48.91 ppm0.91 ppmData from Table S5 in supplementary data
PFHpS515 °C | 40 second 98.96% Percent Removal Efficiency0.38 ppm0.004 ppmData from Table S5 in supplementary data
Total PFAS515 °C | 40 second 88.51% Percent DefluorinationData from Table S5 in supplementary data
PFOS530 °C | 39 second 98.52% Percent Removal Efficiency49.71 ppm0.74 ppmData from Table S5 in supplementary data
PFHpS530 °C | 39 second >99.9999% Percent Removal Efficiency0.34 ppm0 ppmData from Table S5 in supplementary data
Total PFAS530 °C | 39 second 96.82% Percent DefluorinationData from Table S5 in supplementary data
PFOS580 °C | 34 second 99.98% Percent Removal Efficiency47.38 ppm0.01 ppmData from Table S5 in supplementary data
PFHpS580 °C | 34 second >99.9999% Percent Removal Efficiency0.32 ppm0 ppmData from Table S5 in supplementary data
Total PFAS580 °C | 34 second 104.53% Percent DefluorinationData from Table S5 in supplementary data
PFOS600 °C | 32 second 99.995% Percent Removal Efficiency44.59 ppm0.002 ppmData from Table S5 in supplementary data
PFHpS600 °C | 32 second >99.9999% Percent Removal Efficiency0.3 ppm0 ppmData from Table S5 in supplementary data
Total PFAS600 °C | 32 second 105.48% Percent DefluorinationData from Table S5 in supplementary data
PFOS650 °C | 28 second >99.9999% Percent Removal Efficiency43.32 ppm0 ppmData from Table S5 in supplementary data
PFHpS650 °C | 28 second >99.9999% Percent Removal Efficiency0.3 ppm0 ppmData from Table S5 in supplementary data
Total PFAS650 °C | 28 second 109.84% Percent DefluorinationData from Table S5 in supplementary data
PFOA410 °C | 108 second 99.9939% Percent Removal Efficiency21.5 ppm0.00132 ppmData from Table S4 in supplementary data
PFOA410 °C | 108 second 106% Percent Defluorination21.5 ppm0.00132 ppmData from Table S4 in supplementary data
PFOA450 °C | 71 second 99.9949% Percent Removal Efficiency21 ppm0.00108 ppmData from Table S4 in supplementary data
PFOA450 °C | 71 second 103% Percent Defluorination21 ppm0.00108 ppmData from Table S4 in supplementary data
PFOA480 °C | 59 second 99.9965% Percent Removal Efficiency20.6 ppm0.00071 ppmData from Table S4 in supplementary data
PFOA480 °C | 59 second 108% Percent Defluorination20.6 ppm0.00071 ppmData from Table S4 in supplementary data
PFOA515 °C | 40 second 99.9971% Percent Removal Efficiency20.2 ppm0.00058 ppmData from Table S4 in supplementary data
PFOA515 °C | 40 second 113% Percent Defluorination20.2 ppm0.00058 ppmData from Table S4 in supplementary data
PFOA550 °C | 38 second 99.9998% Percent Removal Efficiency19.7 ppm0.00005 ppmData from Table S4 in supplementary data
PFOA550 °C | 38 second 116% Percent Defluorination19.7 ppm0.00005 ppmData from Table S4 in supplementary data
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Last updated on October 15, 2024.