Anyone got experience in making an ion selective membrane using nonactin and PVC for ammonium ion detection?

13 May 2018 1 5K Report

I want to know the composition of nonactin and PVC to be used for making the film along with amount of plasticizer used in the process.

Naman Katyal

Thank you for the answer. Can you give the full text of the second link in your answer as it is not available in my institute's login.

Badges
Science topic

More Naman Katyal's questions See All

Is there a way to use Trichloro(1H,1H,2H,2H-perfluorooctyl)silane without using vacuum chamber?

I've been wanting to use 3D printed mold (resin) for curing PDMS for micro-contact printing. I figured that PDMS wouldn't come off that easily so silanization would be required however, I do not...

22 May 2024 4,809 1 View

Is scientia.global predatory?

I got an email from scientia(dot)global for a possible pop-sci profile for one of my papers. I saw that they have previously profiled some big names in my field. Does anyone know if they ask...

26 February 2022 5,393 1 View

How to validate molecular docking results with no proper crystal structure??

I am studying drug-protein interactions via Autodock Vina. I got my docking results but the problem is that the drug-target (enzyme) that I am studying has no 3D structure in PDB database. So I...

27 October 2021 5,919 6 View

How does side streams affect the number of stages in a distillation column?

In a multicomponent distillation column with single or multiple feeds, the liquid and vapour compositions at various stages are calculated and side streams of liquid or vapour are taken out from...

25 May 2020 3,250 1 View

Why is a polar liquid miscible with a polar liquid whereas a non polar liquid is miscible with a non polar liquid?

A polar liquid is miscible with a polar liquid whereas a non polar liquid is miscible with a non polar liquid as like dissolves like. Why is a polar liquid not miscible with a non polar liquid?

31 March 2020 7,224 3 View

How do you interpret Blastn results with 0 % query coverage and 100 % identity?

I have a blasn result for a whole genome sequence of a species against a particular gene nucleotide sequence that encodes a protein. For these results the e-value is a bit high but I have 100 %...

05 November 2019 3,620 1 View

Does second law of thermodynamics means that all of the heat added to a system can’t be used in doing work as some of it is used in raising entropy?

As per second law of thermodynamics, all of the heat added to a system cannot be used to do useful work. Also, another version of second law of thermodynamics states that entropy of a system...

22 September 2019 409 11 View

What is the correlation to calculate cloud point and pour point for crude oil based on density, viscosity, bubble point pressure etc. of crude oil?

I want to calculate cloud point temperature and pour point temperature for crude oil samples based on black oil properties of crude oil like density, viscosity, bubble point pressure etc. and...

27 July 2019 6,099 1 View

What is the combined inhibition effect on gas hydrate formation in presence of salts, methanol and MEG?

I am interested in knowing the combined inhibition effect on gas hydrate formation in presence of various salts, methanol, other alchohols and MEG in water. Can someone suggest some research paper...

11 June 2019 5,876 4 View

Do hydrogen and helium when present with other hydrate former enter into hydrate cavities at pressure up to around 30 bars and temperature above 0 C?

Hydrogen and helium can form gas hydrates independently by multiple molecules entering single hydrate cavity. Molecules of Hydrogen and helium when present with other hydrate formers like methane,...

20 April 2019 3,826 2 View

How to calculate CCS for Sodiated adduct ions and Multiply Charged Ions?

I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...

08 August 2024 8,329 0 View

What procedure should I follow for current controlled PPy film electrochemical deposition on ITO?

For example, I perform passivation process before electropolymerization of Py for adhesion to titanium surface. Is a similar or different procedure required for ITO? If necessary, I would be glad...

06 August 2024 3,175 0 View

Absorption coefficient of methane?

Hello, Can anyone provide me with the absorption coefficient of methane gas at 7.7 um? Any reference?

06 August 2024 979 5 View

In the presence of VERY high concentration (1000 ppm) of silicon, the adsorption isotherms of arsenic are showing anomalous trends, why so?

I conducted an adsorption experiment of arsenic on soil in the presence of different doses of silicon as competing ions to see the effect of silicon on arsenic adsorption and desorption. I took 5...

03 August 2024 6,500 3 View

What is the reason I get 400nm nanoparticles using an extruder with 200 nm membrane for cell membrane coating?

I am trying to coat my micelles and PLGA based nanoparticles with cell membrane using an Avanti mini extruder according to literature . I use 200nm membrane but my particles end up to be 400nm And...

30 July 2024 3,292 3 View

Problems with ion exchange chromatography?

I'm having problems with ion exchange chromatography. After applying my sample (a fluorescent protein), a preferential path inevitably forms. The matrix I use is DEAE-Sephacel. Could someone...

27 July 2024 6,605 0 View

Does it exist some special technique for cutting ceramic membranes for Cross-sectional FESEM images?

Does it exist some special technique for cutting ceramic membranes for Cross-sectional FESEM or SEM images?

25 July 2024 5,482 2 View

How to determine method detection limit in an analytical method?

I know the difference between instrumental LOD and method LOD but my query is - in case of any sample whose concentration is zero or not detected by the instrumental LOD, is it possible to get...

24 July 2024 6,591 5 View

How can I better use imageJ to get good result on calculating surface area of a film accurately?

I have images of film formed on the bottom of a 50mL beaker, and I have been trying to figure out the surface area. I could easily use features on imageJ to do that, but I want to know which area...

23 July 2024 4,461 1 View

What is human-computer interaction (HCI)?

22 July 2024 10,056 2 View