How to remove Cu2O after the end of a reaction?

Hello Everyone, I am using Cu2O as an oxidizing agent in a reaction, however in the procedure given for this synthesis, the author simply mentioned "filter the product to remove Cu2O ". I am...

11 December 2018 7,315 10 View

How to obtained the Ipa and Ipc other parmeter of a CV graph manually in EC-Lab software used on the BioLogic elechtrochemistry workstation?

05 June 2017 1,795 3 View

Why the voltage of cyclic voltametry increases durin electropolymerization?

03 April 2017 6,507 5 View

How to instal Quantum Espresso on windows?

Dear All, I is greatly appreciated if someone help me to install Quantum Espresso on windows 7?

31 December 2016 1,269 9 View

What is the difference between 10^-24 CM^3 and esu unit ?

08 September 2016 559 0 View

A DFT code for the optimization of attached structure?

Dear All, Is there any DFT code (license free) that I can use for the optimization of the attached structure? I have tried it by Gaussian but after passing some days, it does not finished...

07 August 2016 2,514 9 View

I need a 3D structure of Chitosan polymer?

As part of my research I do need the 3D structure (preferebly the CIF or things like that) of Chitosan polymer that represents the bond lengths, angles and torsions. I am wondering if someone can...

07 August 2016 3,476 9 View

Analysis of sodim gluconate using USP monograph?

Dear all, I am analyzing sodium gluconate using USP monograph "http://www.pharmacopeia.cn/v29240/usp29nf24s0_m76600.html" Using the assay section I analyzed the sodium gluconate but I did not...

04 May 2016 7,051 2 View

PyQuante and Python starting guidlines?

Dear All, I am a beginner in programming using PyQquante and Python. I want to do DFT and other possible codes using these softwares. I would be grateful if someone help my in this regard?

03 April 2016 5,720 1 View

Looking for the concentration of Fe in hydrogen peroxide 35 and 50%?

I would be happy if someone could help me find the concentration of Fe in hydrogen peroxide 35% and 50%?

10 November 2015 3,443 4 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Why am i not getting solid after reacting APTES with salicylaldehyde?

The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...

28 February 2021 2,955 2 View

How to best wash a 96-well plate containing microplastic?

I am planning my protocol for my dissertation for an experiment quantifying bacterial (E. coli) biofilm formation on micro-plastic (5mm discs of polyethylene bags) by conducting a crystal violet...

23 February 2021 7,868 2 View

Are there any known solvothermal methods to synthesize MoS2 nanosheets using solvents other than water (like ethanol/ethanol-water mixture) ?

I need to synthesize MoS2 nanosheets by alternate methods without pure water as a solvent.

22 February 2021 9,246 1 View

What is the best etching method for Mg-Ca alloy?

I have used Picral etchant (4.2 g Picric acid, 10 mL Acetic acid, 70 mL Ethanol, 10 mL distilled water) but it didn't work. Is there any alternative?

21 February 2021 2,558 5 View

Can ethanol be used as an analgesic?

If ethanol has analgesic properties, why isn't it used for clinical purposes?

18 February 2021 8,227 4 View

What is the best way to isolate Hydrolysable tannins on Sephadex column?

I am currently preparing to isolate polyphenolics (Hydrolysable tannins) from aqueous extract of a plant. I want to set up a small sephadex column to guide the major isolation on a laerge...

18 February 2021 1,455 3 View

Can any suggest me good method of GC MS for the separation of Flavonoids?

I prepared the ethyl acetate, ethanol and butanol fraction from the ethanol extract of seed for isolation of Flavonoids. Amongst them ethanol fraction showing shinoda test positive for polar...

13 February 2021 8,263 3 View

In Method prepreation, what is the meaning of (Fixed at), and the meaning of (mol% of somthing) and how to find the volume?

I need an explanation of this sentence: Firstly, SnCl4.5H2O with fixed at 0, 1, 3, and 5 mol% of TiO2 and Titanium (IV) isoproxide (TTIP) with fixed at 10 ml were mixed into 150 ml of ethanol...

10 February 2021 3,291 2 View