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Table 2 Analytical figure of merit for SPE of uranyl ions using INA@MOF-808 as sorbent

From: Synthesis, characterization and application of a zirconium-based MOF-808 functionalized with isonicotinic acid for fast and efficient solid phase extraction of uranium(VI) from wastewater prior to its spectrophotometric determination

Parameter

Analytical feature

Equation of calibration curve

A = 0.0005CU + 0.0717

Dynamic range (µg L− 1)

0.07–1000.00

R2 (determination coefficient)

0.9986

Reproducibility (RSD%, n = 12)

2.1

Repeatability (%)

1.8

Limit of detection (µg L− 1)

0.90

Enrichment factor

250

Total extraction time (min)

≤ 15

  1. A Absorption (analytical) signal, CU Uranyl ion concentration