WebApr 7, 2024 · Rapid detection of residual chlorpyrifos and pyrimethanil on fruit surface by surface- enhanced Raman spectroscopy integrated with deep learning approach April 2024 DOI: 10.21203/rs.3.rs-2788705/v1 WebApr 13, 2024 · Currently, there are many different methods for the detection of organophosphorus pesticides, especially fenitrothion, such as gas chromatography (GC), high-performance liquid chromatography (HPLC), mass spectrometry ... The target (fenitrothion) and several analogues in structure, including butachlor, isocarbophos, and …
A simple AuNPs-based colorimetric aptasensor for …
WebApr 5, 2024 · The detection time of a single sample is completed within 15 min. This study demonstrated that SERS coupled with Chemometrics and QuEChERS may be employed to rapidly examine the chlorpyrifos residue in tea towards its quality and safety monitoring. WebJul 15, 2024 · This ECL aptasensor based on energy resonance transfer of MoS 2 /CdS nanospheres and Ag/CQDs enabled highly sensitive detection of chlorpyrifos. The proposed ECL sensor has good analytical performance in fruit and vegetable sample detection. 2. Experimental 2.1. Reagents and materials birth photography contract template
The porous hollow cobalt-based oxides encapsulated with …
WebMar 9, 2024 · Rapid and reliable detection of chlorpyrifos. Thanks to our in-house method for the determination of chlorpyrifos and chlorpyrifos-methyl, we can carry out the analysis … WebMar 14, 2024 · We developed a biosensor to detect chlorpyrifos and profenofos in water. The system is based on AChE as a biomediator, CD acting as a fluorescent transductor, and graphene oxide (GO) as a quenching agent. The CDs were synthesized by our laboratory in previous works ( Barrientos et al., 2024) from African-oil palm biochar. Webchlorpyrifos from potatoes and butter fat (Hopper and King 1991) and grass (Cortes et al. 1991). The determinative step for chlorpyrifos, chlorpyrifos oxygen analog, and TCP is usually GC in conjunction with selective detection such as flame photometric detection (FPD), nitrogen phosphorus thermionic detection (NPD), or birth photography fort myers fl