Preparation of Manganese Dioxide Nanoparticles on Laterite for Methylene Blue Degradation

Table 2

Results of the large-scale surveys on adsorption performance of M2.

No.	V (mL)	Output concentration of MB (mg/L)
1	2000	—
2	1000	0.2
3	900	0.91
4	800	1.35
5	700	3.79
6	600	5.11
7	400	8.77
8	200	16.66
9	100	27.80
10	50	33.79
11	25	36.84
12	15	38.01
13	10	39.17
14	5	40.00
Amount of methylene blue absorbed on column is 2.51 g