Sample No
Detection (μmol/L)
Addition (μmol/L)
Found (μmol/L)
Recovery (%)
1
1.0
1.0
1.93
96.5
2
2.0
1.5
3.38
96.6
3
1.5
1.5
2.89
96.3
4
5.0
4.5
9.84
103.6
5
1.7
2.0
3.82
103.2
6
9.0
5.0
13.87
99.1
Table 2:
Analysis of catechol in waste water samples (n=6).
