Research Article
Effectiveness of Charcoal Adsorbent in Flue Gas Filters for PCB Reduction in Smoke from Hospital Incinerators
Table 5
GC-MS analysis results of polychlorinated biphenyl (PCB) samples (μg/L).
| | PCB18 | PCB28 | PCB31 | PCB44 | PCB52 | PCB101 | CB138 | CB149 | CB153 | CB118 | CB170 | CB180 |
| Before filtration | 0.59 | 0.4 | 0.4 | 0.32 | 0.39 | 0.19 | 0.4 | 0.4 | 0.56 | 1.23 | 0 | 0 | 0.59 | 3.14 | 3.13 | 0.33 | 0.4 | 0.19 | 1.72 | 1.72 | 3.98 | 1.23 | 0.28 | 0.28 | 0.56 | 2.95 | 2.77 | 0.33 | 0.21 | 0.19 | 1.66 | 1.66 | 3.68 | 1.37 | 0.3 | 0.26 | 0.58 | 3.23 | 2.21 | 0.33 | 0.43 | 0.19 | 1.57 | 1.51 | 3.96 | 1.29 | 0.26 | 0.23 | 1.52 | 0.66 | 0.66 | 0.76 | 0.51 | 0.4 | 0.81 | 0.81 | 0.74 | 1.48 | 0 | 0 | 1.53 | 3.86 | 3.86 | 0.76 | 0.29 | 0.41 | 1.9 | 1.91 | 3.91 | 1.48 | 0.27 | 0.28 | 1.54 | 3.85 | 3.84 | 0.77 | 0.26 | 0.41 | 1.84 | 1.84 | 4.07 | 1.49 | 0.3 | 0.28 | 1.54 | 3.87 | 3.86 | 0.74 | 0.28 | 0.4 | 1.85 | 1.82 | 4 | 1.48 | 0.18 | 0.2 | Mean S.D | 1.05625 | 2.745 | 2.59125 | 0.5425 | 0.34625 | 0.2975 | 1.46875 | 1.45875 | 3.1125 | 1.38125 | 0.19875 | 0.19125 | 0.50925541 | 1.41469 | 1.40294 | 0.23002 | 0.10155 | 0.11498 | 0.55489 | 0.55197 | 1.52491 | 0.11667 | 0.12833 | 0.12135 | After filtration | 0.48 | 0.43 | 0.43 | 0.17 | 0.35 | 0.12 | 0.32 | 0.32 | 0.29 | 0.18 | 0 | 0 | 0.5 | 2.73 | 2.72 | 0.37 | 0.29 | 0.2 | 1.15 | 1.15 | 3.36 | 1.85 | 0.14 | 0.14 | 0.48 | 2.83 | 2.82 | 0.37 | 0.29 | 0.21 | 1.16 | 1.16 | 3.41 | 1.13 | 0.09 | 0 | 0.48 | 2.79 | 2.74 | 0.36 | 0.29 | 0.21 | 1.18 | 1.17 | 3.34 | 1.12 | 0 | 0 | 1.21 | 0.61 | 0.61 | 0.62 | 0.66 | 0.3 | 0.54 | 0.54 | 0.51 | 0.59 | 0 | 0 | 1.2 | 3.53 | 3.58 | 0.62 | 0.66 | 0.37 | 1.77 | 1.77 | 3.21 | 1.29 | 0.22 | 0.22 | 1.19 | 3.52 | 3.57 | 0.63 | 0.65 | 0.36 | 1.78 | 1.78 | 3.45 | 1.2 | 0.22 | 0.15 | 1.24 | 3.51 | 3.5 | 0.64 | 0.62 | 0.38 | 1.74 | 1.73 | 3.98 | 1.21 | 0.26 | 0.18 | Mean S.D | 0.8475 | 2.49375 | 2.49625 | 0.4725 | 0.47625 | 0.26875 | 1.205 | 1.2025 | 2.69375 | 1.07125 | 0.11625 | 0.08625 | 0.387842015 | 1.266265 | 1.274844 | 0.177904 | 0.184541 | 0.096871 | 0.556417 | 0.555125 | 1.434981 | 0.495968 | 0.109536 | 0.09516 | Percent reduction | 19.76 | 9.15 | 3.67 | 12.90 | -37.55 | 9.66 | 17.96 | 17.57 | 13.45 | 22.44 | 41.51 | 54.90 |
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