A Novel Metal-Organic Framework Composite, MIL-101(Cr)@MIP, as an Efficient Sorbent in Solid-Phase Extraction Coupling with HPLC for Tribenuron-Methyl Determination
Table 2
Recoveries of TBM on MIL@MIP and on MIL@NIP for spiked water, soil, and soybeans samples.
sample
Spiked Conc. (μg/L, μg/kg×10−3)
Determined Conc.
Repeatability
Recovery
(μg/L, μg/kg×10−3)
(RSD%, n=3)
(%)
MIP
NIP
MIP
NIP
MIP
NIP
water
13.0
12.0
5.3
4.8
4.2
92.3
40.8
6.5
5.9
2.5
6.8
7.2
90.8
35.4
1.3
1.1
0.7
8.3
6.1
84.6
53.8
soil
45.0
42.0
16.7
3.3
3.9
93.3
37.1
22.5
24.0
10.2
4.1
5.4
106.7
45.3
4.5
4.3
2.1
6.4
5.9
95.6
46.7
soybean
45.0
42.0
21.0
3.5
3.8
93.3
46.7
22.5
20.0
8.7
3.9
4.1
88.9
38.7
4.5
4.1
2.3
6.3
7.4
91.1
51.1
Water: μg/L; soil and soybean: μg/kg; MIP: MIL@MIP; NIP: MIL@NIP.
