Table 2 Comparison of different methods for analysis of BUIs.

From: Preparation of a magnetic graphene/polydopamine nanocomposite for magnetic dispersive solid-phase extraction of benzoylurea insecticides in environmental water samples

Method

Extraction sorbent

Sorbent amount

Extraction time

Recovery (%)

RSD (%)

LODs (μg L−1)

Ref.

SPE-HPLC

TiO2 nanotube

—

45 min

82–100

—

0.062–0.21

8

SPME-HPLC

β-CDP@ Fe3O4

16 mg

25 min

87.3–112.5

1.5–5.3

0.02–0.05

13

SPME-HPLC

MMF/MAED fiber

—

70 min

70.9–118

1.5–9.8

0.026–0.075

9

MLLE/DSPE-LC

Fe3O4/SiO2/ILs

3 mg

4 min

73.2–85.8

2.2–4.5

0.67–1.46

26

MDSPE-HPLC

MG/PDA

10 mg

30 s

70.6–91.6

0.3–5.9

0.75

This work

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