Table 4 Impact of single anions on perchlorate recovery [ρ(perchlorate) = 1.5 µg/L]
Matrix ion concentration | Carbonate | Chloride | Nitrate | Sulfate | ||||
|---|---|---|---|---|---|---|---|---|
PD(AH) (%) | Recovery (%) | PD(AH) (%) | Recovery (%) | PD(AH) (%) | Recovery (%) | PD(AH) (%) | Recovery (%) | |
10 | 0.626 | 103 | 7.52 | 100 | 11.3 | 94.9 | 1.46 | 102 |
25 | 1.67 | 99.6 | 9.19 | 94.5 | 6.26 | 109 | 0.418 | 84.1 |
50 | 1.46 | 95.7 | 4.18 | 101 | 0.626 | 110 | 10.9 | 85.7 |
75 | 8.56 | 87.7 | 9.81 | 96.5 | 11.1 | 87.8 | 7.72 | 93.6 |
100 | 0.626 | 86.9 | 7.93 | 89.5 | 3.34 | 106 | 1.46 | 90.3 |
125 | 3.97 | 80.7 | 13.2 | 97.4 | 5.85 | 96.5 | 2.92 | 77.8 |
150 | 6.26 | 76.1 | 3.97 | 98.2 | 10.6 | 81.1 | 2.92 | 70.3 |
175 | 10.0 | 75.1 | 12.1 | 98.2 | 3.97 | 102 | 6.89 | 78.7 |
200 | 12.9 | 63.2 | 9.6 | 92.8 | 12.3 | 75.3 | 2.71 | 77.8 |
225 | 21.3 | 64.3 | 14 | 86.1 | 6.68 | 82.4 | 7.52 | 79.9 |
250 | 12.9 | 57.0 | 10 | 74.1 | 8.14 | 65.8 | 10.2 | 82.8 |