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Table 2 Tolerance limits of electrolytes on the sorption of metal ions on modified Amberlite XAD-4 resin

From: Determination of some heavy metals from aqueous solutions using modified Amberlite XAD-4 resin by selective solid-phase extraction

Metal

Electrolytes or metal ions (M)

NaCl

KBr

KI

NaNO3

Na2SO4

Na3PO4

Ca(II)

Mg(II)

Pb(II)

0.10

0.12

0.10

0.05

0.05

0.04

0.12

0.10

Cd(II)

0.15

0.14

0.10

0.10

0.06

0.05

0.14

0.12