Research Article
Effectiveness of Charcoal Adsorbent in Flue Gas Filters for PCB Reduction in Smoke from Hospital Incinerators
Table 6
Indicator PCB concentrations in the chimney (in ng/m3).
| | Mean concentration (µg/L) | Volume of extract | Amount(µg) in 5 ml | X/12051.86 (µg/m3) | ng/m3 | Before filtration | After filtration | (ml) | Before | After | Before | After | Before | After |
| PCB 18 | 1.06 ± 0.50 | 0.85 ± 0.39 | 5 | 0.0053 | 0.00425 | 4.39766E-07 | 3.52643E-07 | 0.00044 | 0.00035264 | PCB 28 | 2.75 ± 1.41 | 2.49 ± 1.41 | 5 | 0.013725 | 0.01245 | 1.13883E-06 | 1.03304E-06 | 0.001139 | 0.00103304 | PCB 31 | 2.59 ± 1.40 | 2.50 ± 1.27 | 5 | 0.01295 | 0.0125 | 1.07452E-06 | 1.03718E-06 | 0.001075 | 0.00103718 | PCB 44 | 0.54 ± 0.23 | 0.47 ± 0.18 | 5 | 0.0027 | 0.00235 | 2.24032E-07 | 1.94991E-07 | 0.000224 | 0.00019499 | PCB 52 | 0.35 ± 0.10 | 0.48 ± 0.18 | 5 | 0.00175 | 0.00235 | 1.45206E-07 | 1.94991E-07 | 0.000145 | 0.0001991 | PCB 101 | 0.3 ± 0.11 | 0.27 ± 0.10 | 5 | 0.0015 | 0.00135 | 1.24462E-07 | 1.12016E-07 | 0.000124 | 0.00011202 | PCB 118 | 1.38 ± 0.12 | 1.07 ± 0.50 | 5 | 0.0069 | 0.00535 | 5.72526E-07 | 4.43915E-07 | 0.000573 | 0.00044391 | PCB 138 | 1.47 ± 0.55 | 1.21 ± 0.56 | 5 | 0.00735 | 0.00605 | 6.09864E-07 | 5.01997E-07 | 0.00061 | 0.000502 | PCB 149 | 1.46 ± 0.55 | 1.20 ± 0.56 | 5 | 0.0073 | 0.006 | 6.05716E-07 | 4.97848E-07 | 0.000606 | 0.00049785 | PCB 153 | 3.11 ± 1.52 | 2.69 ± 1.43 | 5 | 0.01555 | 0.0135 | 1.29026E-06 | 1.12016E-06 | 0.00129 | 0.00112016 | PCB 170 | 0.2 ± 0.13 | 0.12 ± 0.11 | 5 | 0.001 | 0.0006 | 8.29747E-08 | 4.97848E-08 | 8.3E-05 | 4.9785E-05 | PCB 180 | 0.19 ± 0.12 | 0.09 ± 0.12 | 5 | 0.00095 | 0.00045 | 7.8826E-08 | 3.7339E-08 | 7.88E-05 | 3.734E-05 |
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