Skip to main content

Table 3 Effect of matrix interferences on the extraction of 1 mg L −1 La(III) on 20 mg SG-N-PhenacylPyrNTf 2 ( N = 3)

From: New solid phase extractor based on ionic liquid functionalized silica gel surface for selective separation and determination of lanthanum

Coexisting ions Concentration (mg L −1) % Extraction of La(III)
Na+, K+, NH4 + 7,000 97.13
Ca2+, Mg2+ 7,000 98.07
Cd2+ 600 97.43
Co2+ 600 96.04
Fe2+ 600 95.57
Ni2+ 600 98.30
Pb2+ 600 96.36
Al3+ 300 98.25
Cr3+ 300 97.86
Cl, F, NO3 4,000 98.39
CO3 2−, SO4 2− 3,000 97.77