highly significantP < 0.0001
The ANOVA results demonstrated that the quadratic model was highly significant (F-value = 152.61, P < 0.0001), with a non-significant lack-of-fit term (F-value = 1.74, P = 0.2971), confirming the model’s adequacy.
The ANOVA results demonstrated that the quadratic model was highly significant (F-value = 152.61, P < 0.0001), with a non-significant lack-of-fit term (F-value = 1.74, P = 0.2971), confirming the model’s adequacy.
The total content of the indicators exhibited an increasing trend with prolonged reflux time, with no significant difference observed between 1.5 h and 2.0 h.