Evaluation of Bioassays and Wastewater Quality ... - Oekotoxzentrum
Evaluation of Bioassays and Wastewater Quality ... - Oekotoxzentrum
Evaluation of Bioassays and Wastewater Quality ... - Oekotoxzentrum
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Table 9: Saccharomyces cerevisiae, estrogen receptor binding: Estradiol equivalent concentration, EEQ [ng/L] (SD in brackets), elimination efficiency [%] <strong>and</strong> change index<br />
(CITEQ) for the respective treatment steps. EN Entrée STEP, SB Sortie biologie (1 st MC), LF Lit fluidisé (2 rd - 4 th MC), OZ Sortie O3, CAG Sortie charbon actif granulé (1 st - 2 nd<br />
MC), SF Sortie filtre à sable (3 rd - 4 th MC), PAC-UF Sortie charbon actif en poudre - Ultrafiltration (2 nd - 4 th MC). n.m. not measured.<br />
Date<br />
Ozone<br />
dosage<br />
(mgO3<br />
gDO C -1 )<br />
PAC conc.<br />
(mg PAC/L<br />
wastewater)<br />
EN<br />
SB<br />
LF<br />
Elimination<br />
Biology<br />
(%)<br />
Effect<br />
Biology<br />
Swiss Centre for Applied Ecotoxicology, Eawag/EPFL · Überl<strong>and</strong>strasse 133 · CH-8600 Dübendorf www.oekotoxzentrum.ch<br />
OZ<br />
Elimination<br />
OZ (%)<br />
Effect<br />
OZ<br />
CAG<br />
SF<br />
Elimination<br />
OZ + SF<br />
(%)<br />
Effect<br />
OZ +<br />
SF<br />
PAC-<br />
UF<br />
Elimination<br />
PAC-UF<br />
(%)<br />
Effect<br />
PAC-<br />
UF<br />
Overall<br />
Elimination<br />
Ozonation<br />
20.-27.07.09 0.5 No PAC 48.68 12.00 75% 4.06 0.27 98% 44.87 3.08 74% 3.89 n.m. - - 99% -<br />
(4.25) (0.88) (0.09) (0.59)<br />
30.10.-05.11.09 0.7 10 (Norit) 100.55 0.68 99% 147.04 0.10 85% 6.53 11.43 -1571% 0.06 0.29 58% 2.35 100% 100%<br />
(12.03) (0.12) (0.05) (0.56) (0.09)<br />
10.-17.03.10 0.8 12 (Sorbopor) 61.68 8.34 86% 7.39 0.65 92% 12.77 3.26 61% 2.56 1.32 84% 6.31 99% 98%<br />
(6.82) (0.47) (0.12) (0.33) (0.28)<br />
25.05.-02.06.10 0.11 20 (Sorbopor) 37.15 3.03 92% 12.25 0.27 91% 11.34 0.23 92% 13.04 0.29 90% 10.32 99% 99%<br />
(2.42) (0.51) (0.01) (0.08) (0.08)<br />
Overall<br />
Elimination<br />
PAC-UF<br />
Table 10: ER CALUX, estrogen receptor binding: Estradiol equivalent concentration, EEQ [ng/L] (SD in brackets), elimination efficiency [%] <strong>and</strong> change index (CITEQ) for the<br />
respective treatment steps. LOD agonism = 0.03 ng 17ß-estradiol equivalents/l water. EN Entrée STEP, SB Sortie biologie (1 st MC), LF Lit fluidisé (2 nd - 4 th MC), OZ Sortie<br />
O3, CAG Sortie charbon actif granulé (1 st - 2 nd MC), SF Sortie filtre à sable (3 rd - 4 th MC), PAC-UF Sortie charbon actif en poudre - Ultrafiltration (2 nd - 4 th MC). n.m. not<br />
measured.<br />
Date<br />
Ozone<br />
dosage<br />
(mgO3<br />
gDOC -1 )<br />
PAC conc.<br />
(mg PAC/L<br />
wastewater)<br />
EN<br />
SB<br />
LF<br />
Elimination<br />
Biology<br />
(%)<br />
Effect<br />
Biology<br />
OZ<br />
Eliminatio<br />
n OZ (%)<br />
Effect<br />
OZ<br />
CAG<br />
SF<br />
Eliminatio<br />
n OZ +<br />
SF (%)<br />
Effect<br />
OZ +<br />
SF<br />
PAC<br />
-UF<br />
Elimination<br />
PAC-UF<br />
(%)<br />
Effect<br />
PAC-<br />
UF<br />
Overall<br />
Elimination<br />
Ozonation<br />
Overall<br />
Elimination<br />
PAC-UF<br />
20.-27.07.09 0.5 No PAC 24.50 6.70 73% 3.66 0.14 98% 47.86 1.45 78% 4.62 n.m. - - 99% -
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