Preparation and Characterization of Chitosan-Humic Acid-Zerovalent Iron Nanocomposite for Nitrate Reduction in Water

Table 1

Model-fitted pseudofirst-order rate constants of nitrate reduction under various experimental conditions.

#	ZvFe-CTS-HMA/	conc (ppm)	(mins^−1)
1	0.0100	10	0.0399	0.6903
2	0.0050	20	0.0424	0.8150
3	0.0030	30	0.0335	0.9642
4	0.0025	40	0.0269	0.9763
5	0.0020	50	0.0207	0.9443
6	0.0020	50	0.0207	0.9443
7	0.0040	50	0.0377	0.7423
8	0.0080	50	0.0250	0.3750
9	0.0083	12	0.0469	0.8141
10	0.0167	12	0.0292	0.3750
11	0.0056	18	0.0417	0.8173
12	0.0111	18	0.0321	0.3750
13	0.0167	6	0.0287	0.5309
14	0.0333	6	0.0243	0.3750