What is the best way to extract pesticides from soil matrix?

More Ahmed Belouazni's questions See All

Whom working with QuEChERS soil sample preparation kits for pesticides? What the best way to extract them?And what are the ideal GC/MS conditions?

Sorry, i have several problems with pesticides extraction, i tried a lot of protocols without the right way.

02 March 2018 4,676 2 View

What are the pesticide residues that can be measured with UV-visible spectrophotometry?

What are the pesticide residues that can be measured with UV-visible spectrophotometry?And if possible, what are the reliable protocols to achieve this as well as the limits of detections?

10 November 2016 5,192 4 View

Who is working on biological detection tests of fungicide residues?

Biological testing of fungicides residue is more respectful for the environment than chemicals proceeding.

01 February 2014 683 0 View

How to learn more about SPSS and its Application?

I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.

11 August 2024 9,101 4 View

Is there a problem with my RNA pellet?

Hello, I am currently having problems with RNA extraction. I am using mouse liver (C57BL6J), and I have extracted RNA from mouse liver before. Before this experiment, my final RNA pellets were...

11 August 2024 7,082 3 View

Can I base on reverse DNA sequences to perform alignment, convert to amino acids and GenBank submission?

I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?

11 August 2024 5,138 1 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 View

Text-Communication from the M1 Hand Area using BCI—and then there is Elon Musk?

Willett, Shenoy et al. (2021) have developed a brain computer interface (BCI) that used neural signal collected from the hand area of the motor cortex (area M1) of a paralyzed patient. The...

10 August 2024 7,180 0 View

Has anyone applied Python in the field of textile engineering for data analysis, automation, or smart textiles?

I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...

10 August 2024 7,429 2 View

How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?

09 August 2024 7,718 0 View

RNA Extraction Using Hot Borate Method No Longer Working?

I've been performing RNA extraction on cotton petiole tissue for a few months now using the method described in the following paper, a derivative of the typical hot borate method...

08 August 2024 9,882 2 View

How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,937 1 View

How to prepare the nanoparticle treated fungal sample for Environmental SEM analysis?

A fungal strain was treated with nanoparticles. We want to do an environmental SEM analysis. So could anyone share your views on preparing the sample? Thank you.

07 August 2024 5,307 1 View

Andrei Blasko

Use polar solvents. If the pesticide is known, it must have solubility data in organic solvents.

Andressa Cristhy Buch

You can use for most pesticides the solvents dichloromethane and hexane (50/50).

Ali Alhayany

I wish this PDF is useful for you:

Ahmed Belouazni

Thank you very much Mr. Ali Alhayany