A Green and Facile Approach for Synthesis of Starch-Pectin Magnetite Nanoparticles and Application by Removal of Methylene Blue from Textile Effluent

Table 7

Methylene blue adsorption by the starch-pectin magnetite nanocomposites MV001_NP, MV002_NP, MV003_NP, MV004_NP, MV005_NP, MV006_NP, and MV007_NP.

Sample	Concentration of polymer	P : S ratio			% of dye removed	% S.D.	% error
MV001_NP	0.18	0.36	25	2.43	90.3	1.53	1.70
MV002_NP	0.18	0.20	25	13.82	44.7	6.08	13.6
MV003_NP	0.18	0.22	25	12.92	48.3	3.97	8.22
MV004_NP	0.86	0.47	25	4.18	83.3	1.24	1.50
MV005_NP	0.86	0.52	25	0.72	97.1	1.04	1.07
MV006_NP	0.86	0.45	25	4.09	83.6	1.88	2.25
MV007_NP	0.86	1	25	0.31	98.7	0.64	0.65