17 June 2019 4 10K Report

I want to do preparative HPLC for fermented sample.So, that I can inject the sample in MS for citric acid and gallic acid peaks.As I am not able to get proper peaks using LC-MS.Can anyone help me with preparative HPLC column details to be used?

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What can these peaks in PL corresponds to ?

In Zno (pristine and doped) kindly help in the analysis of these PL results at exc. 510 and 380

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01 May 2020 2,230 10 View

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I am using 1% CTAB for extracellular DNA extraction, followed by isopropanol precipitation, phenol chloroform extraction, ethanol precipitation and wash. How can I increase my yield?

02 March 2020 7,947 3 View

For studying electrocatalytic behaviour of a nanocomposite what should I do?

I have prepared MgO nanocomposite in powder form . I want to check its electrocatalytic properties but I have no expertise in making electrodes as it is also not my guide's field. Is there any...

10 December 2019 10,027 3 View

What are the possible effects of the laser incidence angle on the sample(tissue)? Can it reduce scattering?

I am trying to build an optical tomography sytem and generate a SHG. I was wondering if changing my laser incidence angle on my sample can reduce scattering by a bit? Or is it best to keep the...

19 November 2019 7,829 4 View

Why absorbance is increasing on adding doped semiconductor NP?

I hve prepared a Doped Zno with diff conc. For photodegradation of a phenolic pollutant I got absorbance value higher. Is it mean that it can't be used for it or I should try something else

04 November 2019 3,506 4 View

What is the standard procedure to purify gallic acid from fermented sample?

I have carried out the solid state fermentation of organic substrate using Aspergillus niger.I want to purify gallic acid from it.Can anyone suggest me simplest method to do it with references.

18 June 2019 8,156 3 View

Which type of phenol has retention time between 10.91 minutes?

I have analyzed my sample using LC-Ms. The sample was fermented organic waste sample. Aspergillus niger was the microorganism used.

10 June 2019 9,710 4 View

What can be done if peaks are not coming proper for organic acids using LC-MS?

I have carried out solid state fermentation of sample containing organic waste.Due to limited facilities, I could only do filtration and centrifugation for my sample.But,when I subjected this go...

25 May 2019 4,856 3 View

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