Figure 3
k L a number as a function of the Volume number for 10 and 20 L bioreactors at 25°C, relative filling volume varied between 25% and 75% at shaking frequencies of 160 rpm and 200 rpm, k L a values determined with RAMOS using 1 M Na 2 SO 3 solution with 10 -7 M CoSO 4 , 0.012 M phosphate buffer, initial pH = 8, power functions with average exponent β = −1.20 fitted to data points.