Preparation and Characterization of Chitosan/Bentonite Composites for Cr (VI) Removal from Aqueous Solutions

Table 2

Removal percentages of different CS/BT ratios.

#	Ratio of chi mass	Ratio of BT mass	Removal percentage (%)
1	2%	1%	80.07%
2	1%	1%	88.84%
3	0.5%	1%	86.68%
4	1%	2%	81.74%
5	1%	0.5%	72.71%