Aminoalkylated Merrifield Resins Reticulated by Tris-(2-chloroethyl) Phosphate for Cadmium, Copper, and Iron (II) Extraction

Table 3

Extraction percentage results of metal ions by the synthesized polymers.

Extraction percentage (% ± standard deviation)
Metals ions	MR-EDA	MR-DETA	MR-TETA	MR-EDA-TECP	MR-DETA-TECP	MR-TETA-TCEP
Cd^2+	50 ± 0.7	57 ± 0.5	69 ± 0.7	69 ± 0.9	73 ± 0.8	63 ± 0.7
Cu^2+	68 ± 1.1	71 ± 1.2	94 ± 1.5	90 ± 1.1	93 ± 1.3	95 ± 1.3
Fe^2+	69 ± 1.7	70 ± 1.6	96 ± 1.4	70 ± 1.5	66 ± 1.3	61 ± 1.3

Note: each result is the mean from three determinations ± standard deviation.