Can anyone help me to interpret FTIR spectra ?

Here I have attached the Ionic liquid modified Magnetic Nanoparticles, one part of final product washed one time and another part washed several times with organic solvents. But FTIR spectra at...

09 October 2018 7,108 17 View

How can I remove oleic acid from the final product?

I am synthesizing QDs, the final product is liquid, i tried use freeze drying, crystalization to make get powder pdoduct but no use, I looking for a valuable suggestion to remove oleic acid from...

06 July 2018 9,099 0 View

Could you help me to get well dispersed nanocluster TEM image?

I am trying to get well dispersed nanocluster TEM image with different concentration in DI water as weel as EtOh, but I am not able to see a clear nanoclusters in TEM image. can anyone help me for...

05 June 2018 4,612 5 View

How can I calculate the Au atoms in the gold nanoclusters ?

Here I would like to know how to calculate the number of gold atoms in gold nanoclusters ?

10 November 2016 260 4 View

Is there any much difference in quality of product ?

Am functionalizing a nanomaterials with polymers , if there is a sharp (more absorption) and broad (less absorption) bands FTIR spectra at same wavenumber for same compound (two methods) , does it...

02 March 2016 3,110 7 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

How to simultaneously perform multiple biochemical assays?

I am a research scholar working on heavy metal stress on plants. I will be doing biochemical characterisation( protein, carbohydrate, proline, antioxidant enzymes and many more assays) at interval...

01 March 2021 6,999 3 View

Does any one can help me choose a reasonable basis set for intermediate metal ions interactions with guanine (i.e Fe2+, Mn2+, Cu2+ and exc.)?

Hello every body Does any one has any idea to help me choose a reasonable basis set for intermediate metal ions (i.e Fe2+, Mn2+, Cu2+ and exc.) interactions with guanine or other DNA organic...

01 March 2021 6,187 2 View

Which database would give me this list of chemical components?

Dear colleagues: I would like to know if anyone knows of a database that gives me the parameters pH, K, K, Mg, P, C, N, Zn, Cu, Ni and Cd of common foods. I find a lot of information of proteins,...

26 February 2021 5,525 3 View

Why is NH4OH added in heavy metals limit test?

The limit test I'm referring to is USP method II. In this procedure you need to dropwise add 6N of NH4OH to the sample until it the pH is alkali. After that you need to dilute and add HOAc until...

23 February 2021 2,049 3 View

Is this the write procedure for acid digestion of soil for heavy metal analysis using AAS?

How to do acid digestion of soil sample with 3:1 aquaregia in an open vessel?

23 February 2021 3,053 7 View

Is there an ideal incubation time of RGO-modified SPCE before subsequent use, i.e., electrochemical characterization or further modification?

I notice that upon washing and air-drying of my RGO/SPCE surface and characterizing again via DPV, the current response towards ferricyanide probe significantly decreases. My worry is that the...

22 February 2021 5,324 3 View

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22 February 2021 9,932 11 View

Can anyone help or comment on solubilising chlorobutanol in aqueous injections in minimum time possible?

Please suggest solubilisation of chlorobutanol in injections. Tried pH and high temperature. But the issue is of assay drop. If anyone can suggest any solution. Its a commonly used excipient for...

21 February 2021 7,397 1 View

What reaction will occur when adding hexamine into ammonium nitrate in an acidic medium?

Hello, I am investigating properties of water in oil emulsion explosives. And adding hexamine (hexamethylenetetramine) into one of the phases that are used to make the emulsion should increase the...

21 February 2021 8,680 1 View