Table 2.: Figures of Merit of the Proposed LPME-HPLC-DAD Method for Pre-Concentration and Determination of Phenols
| Analytes |
Recovery of Tap Water (%) |
Recovery of Mineral Water (%%) |
| 10.0 (µg L-1) |
(RSDa) |
4.0 (µg L-1)
|
(RSDa) |
10.0 (µg L-1)
|
(RSDa) |
4.0 (µg L-1)
|
(RSDa) |
| PN |
86.5 |
(6.5) |
87.2 |
(6.9) |
88.6 |
(6.9) |
87.0 |
(7.4) |
| 3CP |
91.6 |
(5.1) |
90.8 |
(8.5) |
89.3 |
(5.5) |
94.3 |
(9.1) |
| 24DMP |
93.0 |
(6.4) |
92.1 |
(5.7) |
95.1 |
(6.9) |
92.7 |
(6.4) |
| 24DCP |
95.7 |
(7.2) |
93.9 |
(6.8) |
84.6 |
(4.8) |
86.9 |
(8.1) |
| 246TCP |
94.3 |
(8.4) |
93.6 |
(8.2) |
95.0 |
(6.1) |
86.3 |
(8.7) |
| 2346TeCP |
101.0 |
(6.8) |
99.5 |
(7.4) |
102.4 |
(5.9) |
98.4 |
(8.4) |
| PCP |
92.3 |
(4.5) |
91.1 |
(4.9) |
94.7 |
(7.1) |
92.9 |
(10.3) |