Journal of Nanomaterials / 2018 / Article / Tab 2

Research Article

Possible Monitoring and Removal of As(III) by an Integrated System of Electrochemical Sensor and Nanocomposite Materials

Table 2

Adsorption/desorption behavior of 5%-PAni/MNPs (1 g) toward the initial 1 l As(III) solution 0.1 ppm after adsorbing and washing 5 times, at 25°C and agitation.

TryAdsorbed As %Released As %Released Fe (mg/L)
Bare MNPsPAni/MNPs

193.7955.2545.520.5
292.6153.2761.315.7
388.2249.72100.711.8
482.7451.16255.210.5
577.6349.20382.810.7

Adsorption process in pH = 5; desorption process in arsenite-free solution pH = 3; measured by AAS.

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