Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2002 by Universidad Católica de Valparaíso -- Chile
Vol. 5 No. 2, Issue of August 15, 2002
 




Figure 3. Effect of different temperatures on the production of citric acid by Aspergillus niger GCMC-7 in stirred fermentor.

Sugar added: 150 g/l.
Agitation intensity: 200 rpm.
Air supply: 1.0 l/l/min.
Initial pH: 6.0.
Fermentation period: 144 h.
The error bars indicate the standard deviation among the three parallel replicates.

 

Supported by UNESCO / MIRCEN network