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Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2011 by Universidad Católica de Valparaíso -- Chile
Vol. 14 No. 3, Issue of May 15, 2011
 

Table 4. IC50 values obtained for the raw and treated effluents during the second feeding.



Biomass

 

 

Type

Concentration
(g VSS/L)

Substrate

IC50 ± S.D. (%)

Flocculent

2.0

RW

85 ± 1

TW

n.d.

Granular

2.0

RW

67 ± 2

TW

84 ± 2

Flocculent

5.0

RW

56 ± 2

TW

*

Granular

5.0

RW

72 ± 1

TW

94 ± 1

n.d.: no determined. *Inhibition was lower than 50% even for the effluent without dilution.