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Decolorization of a mixture of textile dyes using Bjerkandera sp. BOL-13.

Nordström, F ; Terrazas, Enrique LU and Welander, Ulrika LU (2008) In Environmental Technology 29(8). p.921-929
Abstract
The white-rot fungus Bjerkandera sp. BOL-13 was evaluated regarding decolorization of four textile dyes Reactive blue 21, Reactive black 5, Reactive orange 13 and Reactive yellow 206. Experiments were performed in batch and continuous modes. The total dye concentration in all experiments was 100 mg l(-1). The results of the batch experiments showed that the fungus decolorized all dyes but at different rates. There was, however, an increase in the ultraviolet (UV) absorbance when a medium with a low concentration of nitrogen was used. No increase in UV range was observed when the nitrogen concentration was increased. A continuous experiment was performed to study the decolorization of a mixture of three of the dyes Reactive blue 21,... (More)
The white-rot fungus Bjerkandera sp. BOL-13 was evaluated regarding decolorization of four textile dyes Reactive blue 21, Reactive black 5, Reactive orange 13 and Reactive yellow 206. Experiments were performed in batch and continuous modes. The total dye concentration in all experiments was 100 mg l(-1). The results of the batch experiments showed that the fungus decolorized all dyes but at different rates. There was, however, an increase in the ultraviolet (UV) absorbance when a medium with a low concentration of nitrogen was used. No increase in UV range was observed when the nitrogen concentration was increased. A continuous experiment was performed to study the decolorization of a mixture of three of the dyes Reactive blue 21, Reactive black 5 and Reactive orange 13. Scanning of inlet and outlet samples showed that the absorbance at the peaks in the visible range decreased by 60-66%. The UV absorbance of the outlet increased during the first days of operation after which it decreased again to reach the same level as the inlet. The hydraulic retention time in the reactor was 3 days. The medium containing the higher nitrogen concentration was used in the continuous experiment. (Less)
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author
; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Biodegradation, biofilm, enzyme activity, white-rot fungus, reactive dyes
in
Environmental Technology
volume
29
issue
8
pages
921 - 929
publisher
Taylor & Francis
external identifiers
  • wos:000258485400012
  • pmid:18724647
  • scopus:47549093378
ISSN
1479-487X
DOI
10.1080/09593330802131628
language
English
LU publication?
yes
id
fabff389-955c-4ebe-9ab0-ab8206da83d1 (old id 1222950)
date added to LUP
2016-04-01 12:20:25
date last changed
2022-03-21 02:44:57
@article{fabff389-955c-4ebe-9ab0-ab8206da83d1,
  abstract     = {{The white-rot fungus Bjerkandera sp. BOL-13 was evaluated regarding decolorization of four textile dyes Reactive blue 21, Reactive black 5, Reactive orange 13 and Reactive yellow 206. Experiments were performed in batch and continuous modes. The total dye concentration in all experiments was 100 mg l(-1). The results of the batch experiments showed that the fungus decolorized all dyes but at different rates. There was, however, an increase in the ultraviolet (UV) absorbance when a medium with a low concentration of nitrogen was used. No increase in UV range was observed when the nitrogen concentration was increased. A continuous experiment was performed to study the decolorization of a mixture of three of the dyes Reactive blue 21, Reactive black 5 and Reactive orange 13. Scanning of inlet and outlet samples showed that the absorbance at the peaks in the visible range decreased by 60-66%. The UV absorbance of the outlet increased during the first days of operation after which it decreased again to reach the same level as the inlet. The hydraulic retention time in the reactor was 3 days. The medium containing the higher nitrogen concentration was used in the continuous experiment.}},
  author       = {{Nordström, F and Terrazas, Enrique and Welander, Ulrika}},
  issn         = {{1479-487X}},
  keywords     = {{Biodegradation; biofilm; enzyme activity; white-rot fungus; reactive dyes}},
  language     = {{eng}},
  number       = {{8}},
  pages        = {{921--929}},
  publisher    = {{Taylor & Francis}},
  series       = {{Environmental Technology}},
  title        = {{Decolorization of a mixture of textile dyes using Bjerkandera sp. BOL-13.}},
  url          = {{http://dx.doi.org/10.1080/09593330802131628}},
  doi          = {{10.1080/09593330802131628}},
  volume       = {{29}},
  year         = {{2008}},
}