Table 2.
Washing methods | Before washing (mg kg−1) | After washing (mg kg−1) | Removal rate (%) |
---|---|---|---|
Soaked in tap water | 0.101 | 0.065 ± 0.0079 | 35.64 ± 7.82 |
1.05 | 0.148 ± 0.0110 | 85.90 ± 1.05 | |
7.51 | 0.480 ± 0.0598 | 93.61 ± 0.80 | |
Rinsed under running tap water | 0.101 | <LOD | >70.30 |
1.05 | 0.153 ± 0.0069 | 85.43 ± 0.66 | |
7.51 | 0.523 ± 0.0426 | 93.04 ± 0.57 | |
Tap water with detergent aid | 0.101 | 0.038 ± 0.0038 | 62.38 ± 3.76 |
1.05 | 0.221 ± 0.0303 | 78.95 ± 2.89 | |
7.51 | 0.922 ± 0.0179 | 87.73 ± 0.24 |