From: Sorptive removal of short-chain perfluoroalkyl substances (PFAS) during drinking water treatment using activated carbon and anion exchanger
Parameter
Operation time until required regeneration, BV
Amount of regenerate, BV
Separation factor
PFPrA
1000
10
100
PFBA
4000
400
PFPeA
10,000
PFHxA
25,000
2500
PFHpA
 > 50,000
 > 5000
PFOA