Table 3 Equilibrium concentrations for different samples.

From: Preparation of magnetite nanoparticles and their application in the removal of methylene blue dye from wastewater

Ci, ppm

10

20

40

60

80

100

Ce, ppm

0.5

1.9

22.2

36.1

43.2

77.2

qe, mg/gm

19

36.2

35.6

47.8

73.6

45.6

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