Determination of o-NP and p-NP in tap-water (n = 3).
Sample | Added (μM) | Founded (μM) | RSD (%) | Recovery (%) | ||||
---|---|---|---|---|---|---|---|---|
o-NP | p-NP | o-NP | p-NP | o-NP | p-NP | o-NP | p-NP | |
1 | 1 | 1 | 0.98 | 1.02 | 2.8 | 3.0 | 98.0 | 102.0 |
2 | 5 | 5 | 5.05 | 4.98 | 3.1 | 2.5 | 101.0 | 99.6 |
3 | 10 | 10 | 10.08 | 10.12 | 2.7 | 3.2 | 100.8 | 101.2 |