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Table 3 Desorption effectiveness of terbium(III) ions from clinoptilolitea

From: A solid-phase extraction method using Transcarpathian clinoptilolite for preconcentration of trace amounts of terbium in water samples

Eluent

Desorption (%)

1 M NaCl

75

1 M NaCl (adjusted to pH 2.5 with HCl)

95–100

2.8 M HNO3

80

7 M HNO3

100

3.6 M H2SO4

30

2.4 M HCl

60

6 M HCl

70

  1. aFlow rate of eluent through adsorption system = 1 mL∙min−1; volume of the eluent employed = 15 mL
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BMC Chemistry

ISSN: 2661-801X

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