Determination of Haloacetic Acids in Bottled and Tap Water Sources by Dispersive Liquid-Liquid Microextraction and GC-MS Analysis

Table 2

Comparison between proposed method and methods reported in the literature for HAAs determination in water.

Method	RSD (%)	D.R^a	D.T^b (min)	Sample volume (mL)	Reference
Evaporate-SPME-GC-MS	6.3–7.9	Acidic ethanol	10	30	[16]
HS-SPME-GC-ECD	6.3–10.9	Dimethyl sulphate	5	10	[19]
LLE-GC-ECD EPA 552-3	0.36–4.0	Acidic methanol	120	40	[32]
LLE-GC-MS-MS	0.9–19.9	PFBBr	180	1	[35]
SDME-GC-MS	5.1–8.5	Octanol	20	3	[36]
LLE-GC-ECD EPA 552-1	7–59	Diazomethane	30	100	[37]
HS-HFLPME-GC-MS-µECD	5–12	Acidic methanol	NA	10	[38]
µ-SPE-UPLC-UV	0.03–7.40	—	—	20	[39]
LLE-ESI-MS	NA	NA	NA	188	[40]
UPLC-MS	NA	NA	NA	30	[41]
DLLME-GC-MS	2.38–9.34	Octanol	10	7	Proposed method

^aDerivatization reagent.
^bDerivatization time.