| Method A Condition |
Recovery ± RSD* |
Method B Condition |
Recovery ± RSD* |
pH
7.8
8.2 |
100.61 ± 1.791
99.82 ± 0.902 |
pH
11.8
12.2 |
101.62 ± 1.326
102.01 ± 1.762 |
Temperature (˚C)
35
45 |
100.92 ± 0.893
103.44 ± 1.308 |
Temperature (˚C)
20
30 |
104.83 ± 2.790
102.28 ± 1.968 |
Time (min)
8
12 |
98.72 ± 0.456
99.19 ± 0.454 |
Time (min)
8
12 |
103.34 ± 1.305
103.37 ± 1.735 |
ARS concentration
(mole/L)
14.8x10-3
15.2x10-3 |
102.66 ± 1.318
98.09 ± 0.459 |
ARS concentration
(mole/L)
3.8x10-3
4.2x10-3
|
100.84 ± 1.336
98.49 ± 2.278 |
*value are mean of three determinations