T. Payot et M. Fick, ONLINE ESTIMATION OF LACTIC-ACID CONCENTRATION BY CONDUCTIVITY MEASUREMENT IN FERMENTATION BROTH, Biotechnology techniques, 11(1), 1997, pp. 17-20
On-line estimation of lactic acid concentration in fermentation broth
is Very feasible with conductivity probe directly in fermenter. This p
aper shows that lactic acid is the most influent parameter of medium o
n the conductivity measurements. The precision and longevity of conduc
tivity probe are excellent in normal conditions of lactic acid product
ion by fermentation process.