## 3 Results
### Comparison
\begin{table}
\begin{tabular}{c c c c c c c c c c c c} \hline \hline
**Method** & **Sorbent** & \begin{tabular}{c} **Sample** \\ **Amount (mL)** \\ \end{tabular} & \begin{tabular}{c} **Number of** \\ **OCPs** \\ \end{tabular} & \begin{tabular}{c} **Volume of Section** \\ **Solvent** \\ **Solvent** \\ \end{tabular} & \begin{tabular}{c} **Extraction** \\ **Amount (mg)** \\ \end{tabular} & \
\begin{tabular}{c} **LOD** \\ **Time (min)** \\ \end{tabular} &
\begin{tabular}{c} **RSD (es)** \\ \end{tabular} & **Spiked Level** & **Ref.** \\ \hline \hline MSPE-CC-MS/MS & BMMZ-derived & 10 & 8 & Dichosenethane, 200 mL & 6 & 10 & 0.39-0.70 kg-1 & 5.5-9.1 & 5-500 mg-1 & [42] \\ - * & carbon [FOOTNOTE:]Footnote *: magnetic solid-phase extraction followed by gas chromatography-tandem triple quadrupole mass spectrometry determination; \({}^{\circ}\) micro solid-phase extraction followed by gas chromatography-mass spectrometry determination; \({}^{\circ}\) bimetallic MOF; \({}^{\circ}\) zinc nanoparticles incorporated in carbon form; \({}^{\circ}\) Miniaturized pipette tip tip solid-phase extraction followed by gas chromatography combination with electronic capture detector determination; \({}^{\circ}\)Glyocal-urea-formaldehyde polyethylene implanted resin; \({}^{\circ}\) Reduced graphene oxide-free/FeO; \({}^{\circ}\)dgold nanocomposite; \({}^{\circ}\) Fe/O; \({}^{\circ}\)demeroquectonic acid@time-based ligand; \({}^{\circ}\) dispersive micro solid-phase extraction; \({}^{\circ}\) Reduced graphene oxide-amino-halloviscle nanotubes@polythiophene; \({}^{\circ}\) metal-organic framework; \({}^{\circ}\) B-Cyclodextrin/iron oxide-reduced graphene oxide hybrid nanostructure; \({}^{\circ}\) pacific imidaxulate framework based on magnetic multiwalled carbon nanotubes.[ENDFOOTNOTE] & 50 & 16 & \multicolumn{1}{c}{} & \multicolumn{1}{c}{} & \multicolumn{1}{c}{} & \multicolumn{1}{c}{} & \multicolumn{1}{c}{} & \multicolumn{1}{c}{} & \multicolumn{1}{c}{} \\ \hline MSPE-CC-SC-SC & \(\beta\)-CD/MRCO\({}^{1}\) & 50 & 16 & acetonitrile-dehydroomethane & 15 & 3 & 0.5-3.2 mg kg\({}^{-1}\) & 3.3-7.8 & 50 mg kg\({}^{-1}\) & [69] \\ \hline MSPE-CC-MS/MS & M.M-ZIF-67\({}^{\circ}\) & 5 & 9 & Acceptinite, 4.00 mL & 6 & 20 & 0.07-1.00 kg\({}^{-1}\) & 1.0-8.5 & 100 kg\({}^{-1}\) & This work \\ \hline \hline \end{tabular}  
* magnetic solid-phase extraction followed by gas chromatography-tandem triple quadrupole mass spectrometry determination; \({}^{\circ}\) micro solid-phase extraction followed by gas chromatography-mass spectrometry determination; \({}^{\circ}\) B-metallic MOF; \({}^{\circ}\) zinc nanoparticles incorporated in carbon form; \({}^{\circ}\) Miniaturized pipette tip solid-phase extraction followed by gas chromatography combination with electronic capture detector determination; \({}^{\circ}\)Glyocal-urea-formaldehyde polyethylene implanted resin; \({}^{\circ}\) Reduced graphene oxide-free/FeO; \({}^{\circ}\)dgold nanocomposite; \({}^{\circ}\) Fe/O; \({}^{\circ}\)demeroquectonic acid@time-based ligand; \({}^{\circ}\) dispersive micro solid-phase extraction; \({}^{\circ}\) Reduced graphene oxide-amino-halloviscle nanotubes@polythiophene; \({}^{\circ}\) metal-organic framework; \({}^{\circ}\) B-Cyclodextrin/iron oxide-reduced graphene oxide hybrid nanostructure; \({}^{\circ}\) pacific imidaxulate framework based on magnetic multiwalled carbon nanotubes.[ENDFOOTNOTE]  
\end{table} 
Table 3: Comparison of different methods for analysis of organochlorine pesticides.