Chitosan/Alginate Nanocomposite with Fe Nanoparticles for the Efficient Removal of Hexavalent Chromium Pollutant

Table 1

Intensity distribution.

d (nm)	f (%)	f (cum.%)	d (nm)	f (%)	f (cum.%)	d (nm)	f (%)	f (cum.%)	d (nm)	f (%)	f (cum.%)
1.0	0.0	0.0	8.0	0.0	0.0	64.3	1.8	12.1	515.2	2.3	81.3
1.1	0.0	0.0	8.7	0.0	0.0	69.8	2.0	14.1	559.9	2.2	83.5
1.2	0.0	0.0	9.5	0.0	0.0	75.9	2.1	16.2	608.5	2.0	85.5
1.3	0.0	0.0	10.3	0.0	0.0	82.5	2.3	18.5	661.4	1.9	87.4
1.4	0.0	0.0	11.2	0.0	0.0	89.7	2.4	20.9	718.8	1.7	89.1
1.5	0.0	0.0	12.2	0.0	0.0	97.4	2.6	23.5	781.2	1.6	90.7
1.6	0.0	0.0	13.2	0.0	0.0	105.9	2.7	26.2	849.0	1.5	92.1
1.8	0.0	0.0	14.4	0.0	0.0	115.1	2.8	29.0	922.7	1.3	93.5
1.9	0.0	0.0	15.6	0.0	0.0	125.1	2.9	31.9	1,002.8	1.2	94.6
2.1	0.0	0.0	17.0	0.0	0.0	136.0	3.0	34.9	1,089.9	1.1	95.7
2.3	0.0	0.0	18.4	0.0	0.0	147.8	3.0	37.9	1,184.5	0.9	96.6
2.5	0.0	0.0	20.0	0.0	0.0	160.6	3.1	41.0	1,287.4	0.8	97.4
2.7	0.0	0.0	21.8	0.0	0.0	174.5	3.1	44.2	1,399.2	0.7	98.1
3.0	0.0	0.0	23.7	0.0	0.0	189.7	3.2	47.3	1,520.7	0.6	98.7
3.2	0.0	0.0	25.7	0.3	0.3	206.2	3.2	50.5	1,652.7	0.5	99.2
3.5	0.0	0.0	27.9	0.4	0.7	224.1	3.1	53.6	1,796.2	0.4	99.7
3.8	0.0	0.0	30.4	0.5	1.2	243.5	3.1	56.8	1,952.1	0.3	100.0
4.1	0.0	0.0	33.0	0.6	1.9	264.7	3.1	59.8	2,121.6	0.0	100.0
4.5	0.0	0.0	35.9	0.8	2.6	287.6	3.0	62.8	2,305.8	0.0	100.0
4.9	0.0	0.0	39.0	0.9	3.5	312.6	2.9	65.8	2,506.0	0.0	100.0
5.3	0.0	0.0	42.4	1.0	4.6	339.8	2.9	68.6	2,723.6	0.0	100.0
5.7	0.0	0.0	46.1	1.2	5.7	369.2	2.8	71.4	2,960.1	0.0	100.0
6.2	0.0	0.0	50.1	1.3	7.1	401.3	2.7	74.1	3,217.1	0.0	100.0
6.8	0.0	0.0	54.4	1.5	8.6	436.2	2.5	76.6	3,496.4	0.0	100.0