EJBiotechnology logo
Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2008 by Universidad Católica de Valparaíso -- Chile
Vol. 12 No. 2, Issue of April 15, 2009
 

Table 2. Behavior of aromatic compounds during biological treatment.


 

SLR

VIS440 /COD

VIS346/COD

UV274/COD

UV254/UV280

Period

mg/L x d

Influent

Effluent

Influent

Effluent

Influent

Effluent

Influent

Effluent

19-168

0.2

0.093

0.040-0.198

0.201

0.107-0.249

0.217

0.151-0.470

0.448

0.329-0.561

0.68

0.47-0.84

0.94

0.92-1.94

1.45

1.22-1.77

1.282

1.17-4,39

169-266

0.6

0.064

0.049-0.107

0.115

0.075-0.239

0.151

0.124-0.231

0.283

0.149-0.528

0.63

0.52-0.78

0.96

0.76-1.50

1.26

1.25-1.30

1.27

1.25-1.30

267-291

1.1

0.054

0.050-0.060

0.126

0.012-0.195

0.186

0.171-0.212

0.328

0.296-0.365

0.70

0.66-0.74

1.12

1.03-1.16

1.263

1.26-1.27

1.264

1.26-1.27

Color (VIS440 nm, VIS436), lignosulfonic acids (UV254), aromatic compounds (UV274) and lignin derived compounds (UV280).


Supported by UNESCO / MIRCEN network