Application of Box-Behnken Design in Optimization of Glucose Production from Oil Palm Empty Fruit Bunch Cellulose

Table 1

Levels and code of variables chosen for Box-Behnken design.

Variables	Symbol		Coded levels
	Uncoded	Coded	−1	0	+1
Hydrolysis reaction time (h)	𝑋1	𝑥1	48	76	94
Amount of enzymes (mL)	𝑋2	𝑥2	0.1	0.2	0.3
Amount of samples (g)	𝑋3	𝑥3	0.3	0.5	0.7