Is there any spectroscopic method for analysis of antiretroviral drugs?

More Harshad Paithankar's questions See All

Do you think the word/phrase "Economic Growth" is an innocent and positive one?

Dear All, One article Title: “X – Ray Report of Economic Growth” written by under signed is Published in the journal Finance, Marketing, Investment and Risk [FMIR] by ARMG Publishing, Sumy State...

15 January 2020 3,165 14 View

How to perform transmission electron microscopy (TEM) analysis of S. aureus biofilms?

I would like to analysis the S. aureus biofilms to know the effect of certain quorum sensing inhibitor on ultra structure. Could someone elaborate the method to prepare sample for TEM analysis...

22 July 2019 5,664 3 View

Why do not we discuss about contamination in the process of "Division of Labour"?

Hi, following article is published in the journal FIRM published by ARMG Publishing, Sumy State University, Ukraine. Abstract and web link are given here bellow. Hope, you will find it...

04 January 2019 2,189 0 View

Do you have your views on the remedy of social issues presently we face?

Hi, We all are aware of the present social issues like terrorism, drug addiction, child labor, prostitution, human trafficking etc . The ruling team takes various actions and people also agree...

02 June 2018 4,836 2 View

Solubility of paraffin wax(58-60) in organic solvents and non polar solvents?

Solubility of paraffin wax(58-60) in organic solvents and non polar solvents

18 March 2018 8,973 2 View

How do we identify the beginning of the wandering stage (before pupatio)n in Lepidopterans?

Larvae of lepidopterans have been known to cease feeding and leave the host plant once after they finish feeding. After this they pupate on suitable sites. How do we determine if a certain larva...

28 April 2017 3,125 17 View

How to make flat sheet membrane module to be used in membrane bioreactor for wastewater treatment?

I am working on flat sheet PVDF membrane functionalized with different nanoparticles. I would like to test the modified flat sheet membranes for mitigation of biofouling in MBR for wastewater...

17 January 2017 3,800 7 View

What is the simplest way to do sulfirization process ?

I am deposited Cu2SnS3 thin films. I need to do sulfurization for getting better phase. Can you tell me what is the simplest way to do sulfurization?

30 December 2016 7,537 5 View

How to make thin sections of fouled PVDF hollow fiber membranes from MBR for scanning electron microscopy (SEM/EDS) analysis?

I am having difficulty in cutting thin section of membranes (by razor) even though fractured in LN2 for 10 min. How to make thin sections (any specific size for SEM) of fouled PVDF hollow fiber...

16 August 2016 3,342 2 View

How can I calculate force between permanent magnet and electromagnet?

I need to calculate force between Permanent magnet (NdFeb) and electromagnet for different voltages(5-24). They are 5 mm apart in the device. Currently I had measure the Magnetic field for...

24 November 2015 3,888 18 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 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

Inquiry on Maximum Nucleic Acid Volume for 2.5 mL Liposome Solution?

I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...

30 July 2024 6,420 1 View

Can the limit of quantification (LOQ) of an analytical method fall outside its linear dynamic range, or must it always be within it?

Can an analytical method's limit of quantification (LOQ) be outside its linear dynamic range, or is it always required to be within it? Please provide a thorough explanation supported by verified...

29 July 2024 7,198 9 View

Where to start the Analytical model for Dry sliding wear of metal surface ?

I am doing research on wear mechanism of the additive manufactured metal parts under dry condition. Please share the reference to start the analytical modelling of the wear prediction.

29 July 2024 6,115 0 View

How can I use DFT-D3 correction ( Siesta version 5.0.1)?

Dear Siesta Users, I installed Siesta 5.0.1 and I want to use Grimme's D3 correction. According to the 5.0.1 manual, I could use a few parameters to include the D3 correction in the...

27 July 2024 5,748 0 View

EDC carbodiimide and NHS easter 's half life among different pH?

It has been long known that EDC carbodiimide and NHS easter's half life agains hydrolysis are highly related to pH. However, very surprisingly, not yet found a paper giving a table/chart of their...

25 July 2024 8,738 0 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 6,592 5 View

Mechanochemistry: ball to powder mass or ball to powder volume?

I run mechanochemical reactions that involves the use of a large amount of catalyst (1:1 molar ratio to the reactant). When I try to understand the effect of amount of catalyst on the reaction, I...

23 July 2024 9,938 1 View

How to eliminate the carry-over effect in GC-MS/MS system?

Hi, I am a PhD student working at Jagiellonian University, Faculty of Chemistry. My work is related to the development of new analytical methods for the quantification of short-chain fatty acids...

22 July 2024 5,492 6 View

Elumalai Sambandan

yes you can simultaneously estimate lopinavir and ritonavir using UV spectrophotometer as the lmax of ritonavir and lopinavir were found to be 239nm and 259nm respectively,

Teodoro S Kaufman

There are plenty of them. Now, what is your specific problem?. Lopi and rito Just google them!

Roland J.W. Meesters

Here is a paper on simultaneous measurement of LPV/r and other protease inhibitor drugs and NNRTI

http://www.ncbi.nlm.nih.gov/pubmed/12766571