Why we are getting pattern 1:2:2:1 for DMPO-hydroxy radical in electron spin resonance? Reason?

How electronic energy diagram resulting from the interaction between DMPO and hydroxyl radicals ?

03 April 2019 4,715 2 View

How to confirm magnetic nanoparticles coat with APTES is successful or not? Is it possible to know how much % coating happened?

In the synthesis of TEOS coated followed by amine functionalized nanoparticles magnetic nanoparticles using APTES, how to know amine group is functionalized? Is there any specific peak for APTES...

07 August 2018 3,866 4 View

Can anyone tell me a simple procedure of glyphosate residue extraction in plants?

Glyphosate residual analysis in plants by simple method

08 September 2014 3,756 3 View

Which is better, Iron oxide magnetic nanoparticles coat with TEOS and then with APTES or direct APTES coating on iron oxide MNPs.

Can someone give approximate zeta value for APTES coat on MNPs.

01 January 1970 8,326 4 View

Give your thoughts about the XRD peak (attached)?

I have synthesised C-dots which has given me this data. Can anyone suggest me why we observe these peaks?

01 January 1970 6,869 6 View

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 View

How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

Can chitosan alone can act as a reducing agent for Cu(0) nanoparticle sythesis?

[Synthesizing Cu nanoparticles without using chemical reductants]

01 March 2021 8,359 1 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

How to make fractions of chloroform extract of plant, using seperating funnel?

28 February 2021 8,466 2 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