High-Yield Alpha-Cellulose from Oil Palm Empty Fruit Bunches by Optimizing Thermochemical Delignification Processes for Use as Microcrystalline Cellulose

Table 2

Experimental design for optimizing cellulose isolation from OPEFB.

Std	Run	Factor 1	Factor 2
		X 1: bleaching time (h)	X 2: concentration of NaClO2 (%)
9	1	2	3
6	2	3.41	3
10	3	2	3
4	4	3	4.50
8	5	2	5.12
5	6	0.59	3
12	7	2	3
3	8	1	4.50
1	9	1	1.50
7	10	2	0.88
13	11	2	3
11	12	2	3
2	13	3	1.5