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Table 8 Repeated adsorption cycles of Cu2+, Hg2+, Pb2+ and Cd2+ by DiGu-MC

From: Novel diaminoguanidine functionalized cellulose: synthesis, characterization, adsorption characteristics and application for ICP-AES determination of copper(II), mercury(II), lead(II) and cadmium(II) from aqueous solutions

Cycle number

Recovery (%)

Cu2+

Hg2+

Pb2+

Cd2+

1

99.6

99.1

99.2

98.1

2

98.7

98.3

98.4

97.3

3

98.4

97.7

96.7

96.4

4

97.8

96.1

95.8

95.6

5

96.6

95.1

95.0

94.7

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BMC Chemistry

ISSN: 2661-801X

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