Please, is there suitable solvent to fractionate fatty esters into medium molecular weight fatty esters and high molecular weight fatty esters?

I want to separate a complex mixture of esters into medium and high molecular weight esters using solvent extraction.

11 October 2020 9,891 2 View

Is multicollinearity a problem in regression model with big data?

I asked this because according to Gujarati (1995), one of the remedial measures to mitigate the problem of multicollinearity is to increase the sample size. Thus, can we say that multicollinearity...

17 July 2020 3,786 7 View

What are the calculations involved High hydrostatic pressure machine?

I need calculation in the design of High hydrostatic pressure machine

04 June 2020 5,515 4 View

What are the interractions of Classicism and Romanticism in the society and how do these lead to a change in the society?

Classicism is a philosophy of conservatism, imitation of the famous experts and mentorship whereas Romanticism is a philosophy of freedom, intuition, quest for adventure and realization of...

24 February 2020 9,091 9 View

How does oil swelling as a result of CO2 dissolved in crude oil increases the oil recovery?

Enhanced oil recovery

30 August 2019 365 2 View

Why is Patch Dock returning my docking search?

the Patch Dock is giving me trouble regarding the code for my ligand the error message is " Error in receptor molecule input: please specify PDB code or upload file " My ligand is microRNA. and it...

19 June 2019 2,638 2 View

How do you cope when you have a major paper presentation and your paper is not ready?

Many times in my experience as an academic, I arrive at a conference venue with the nagging feeling that my paper is not yet what it should be. Lead paper presenters have sometimes confessed to...

26 December 2018 5,499 5 View

What database can i find the expressions of colorectum as a tissue ?

Dear all, I want to extract the genes related to colorectum but the database TIGER only showed the tissue view of colon. please suggest any database that can give the ESTs or expression profile of...

29 April 2018 5,910 4 View

Which online target prediction tool is best for predicting miRNA targets considering a friendly interface ?

I need to identify some targets of a number of miRNAs but i need suggestions on the best target prediction tool or a combination majorly for humans. Thanks

29 April 2018 1,323 2 View

Is there any procedure to determine the difference in blood between normal and diebetic individual ?

22 January 2017 7,450 5 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

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 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

No title

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

What properties of water shall be analyzed and evaluated to test the effectiveness of activated carbon?

I would like to ask what other properties of water (pH and such) shall be analyzed and evaluated to test the effectiveness of activated carbon from filtering the contaminants present in the water?

20 February 2021 9,422 8 View

Phenol-pH graphic?

We want to use phenol pH graphic to measure the pH of mediums before and after inhibitor application to cells. We have phenol absorbence values at 460, 560 and 720 nm wavelength. When we measure...

20 February 2021 7,700 3 View

How to measure the pH of Peat Soil?

Peat possess organic content above 75% and is highly acidic in nature (i.e. pH < 4). Before commencing stabilization, it is mandatory to know about the pH level of peat. Therefore, your...

18 February 2021 9,424 7 View