Precolumn Derivatization High-Performance Liquid Chromatography for Determination of Perfluorocarboxylic Acids in Catalytic Degradation Solutions

Table 1

Comparison of HPLC determination of PFCAs coupled with the derivatization procedure.

Targeted species	Derivatization reagents	Solvent medium	Reaction conditions	Detector	Instrumental limit of detection (mg/L)	Reference
PFOA	Benzylamine	Xylene	140°C	UV	20	[17]
PFOA	α-Bromoacetophenone	Acetonitrile	80°C	UV	7.0	[18]
PFOA	3, 4-dichloroaniline	Water	Room temperature	UV	0.5	[16]
PFCAs (C7–11)	p-Bromophenacyl bromide	Acetonitrile	80°C	UV	5.0	[13]
PFCAs (C4–9)	3, 4-dichloroaniline	Water	Room temperature	UV	0.2–0.5	This study