l-Lactic acid production from fructose by chitosan film-coated sodium alginate-polyvinyl alcohol immobilized Lactobacillus pentosus cells and its kinetic analysis

Bioresources and Bioprocessing

Table 4 The ANOVA for LA production rate of CS film-coated SA-PVA immobilized L. pentosus cells

Source	Sum of squares	Degree of freedom	Mean square	F value	p value
Model	0.0563	17	0.0033	48.84	< 0.0001
C_SA	0.0004	1	0.0004	5.91	0.0202
C_PVA	0.0013	1	0.0013	18.62	0.0001
C_CS	0.0004	1	0.0004	6.15	0.0181
C_FT	0.0025	1	0.0025	36.31	< 0.0001
T	0.0074	1	0.0074	108.98	< 0.0001
pH	0.0010	1	0.0010	14.77	0.0005
C_SA × C_PVA	0.0009	1	0.0009	13.96	0.0006
C_SA × C_FT	0.0007	1	0.0007	10.96	0.0021
C_PVA × C_FT	0.0003	1	0.0003	4.43	0.0424
C_CS × C_FT	0.0002	1	0.0002	3.57	0.0669
C_FT × T	0.0005	1	0.0005	8.04	0.0075
C_SA²	0.0064	1	0.0064	94.87	< 0.0001
C_PVA²	0.0051	1	0.0051	75,14	< 0.0001
C_CS²	0.0050	1	0.0050	73.46	< 0.0001
C_FT²	0.0120	1	0.0120	176.76	< 0.0001
T²	0.0078	1	0.0078	115.83	< 0.0001
pH²	0.0151	1	0.0151	223.53	< 0.0001
Residual	0.0024	36	0.0001
Lack of Fit	0.0023	31	0.0001	2.36*	0.1713
Pure Error	0.0002	5	0.0000
Cor Total	0.0587	53
Standard deviation	0.0082		R²	0.9584
Mean	2.35		Adjusted R²	0.9388
Coefficient of variation (C.V.%)	0.3503		Predicted R²	0.8872
Press	0.0066		Adequate precision	25.4066