Treatment. MB-CO2 Temperture (°C) Pressure (MPa) k (min-1) D (min) Z (°C)
1 No 45 No 0.0093 ± 0.00 248.02 ± 21.21 44.81 ± 14.76
2 No 50 No 0.0371 ± 0.05 177.04 ± 132.04
6 Yes 45 4 0.2996 ± 0.00 7.69 ± 0.12 16.05 ± 0.92
7 Yes 50 4 0.6150 ± 0.02 3.75 ± 0.11
8 Yes 45 2 0.1493 ± 0.01 15.48 ± 1.10  
9 Yes 45 6 0.3123 ± 0.01 7.38 ± 0.16  
Table 2: Rate constant (k), decimal reduction time (D) and Z values of glucoamylase inactivation at 45 and 50°C with and without MB-CO2.