Immobilization of Aspergillus oryzae  β-Galactosidase on Cellulose Acetate-Polymethylmethacrylate Membrane and Its Application in Hydrolysis of Lactose from Milk and Whey

Table 2

Kinetic parameters for soluble -galactosidase and enzyme immobilized on CA-PMMA.

Enzyme preparation	Michaelis-Menten constant; (mM)	Maximum reaction rate; (mM/min)
SG
IG

Each value represents the mean for three independent experiments performed in triplicates, with average standard deviations, <5%.