Which column and mobile phase is suitable for the estimation of aloe vera gel?

Phani Raj Karlapudi @Phani-Raj-Karlapudi

07 March 2013 1 482 Report

Polysaccharide content

Phani Raj Karlapudi

Thanks alot Pawel sir.

Actually we are looking for specific extraction of polysaccharides in aloe vera gel.

Badges
Science method

More Phani Raj Karlapudi's questions See All

Python - TRNSYS link not working with Type169?

I used Type169 for data exchange between Python and TRNSYS. Unfortunately, facing the following error. No proper documentation is available for this part. TRNSYS Message 105: A TYPE was called in...

14 February 2021 5,577 1 View

What is the role of ether solvent (such as THF) in Sonogashira coupling?

Can Amine (such as Et3N) be used as solvent as well as base for the Sonogashira Coupling? How to decide the amount of solvent to be used in any reaction? Does the amount of solvent affect the...

14 February 2021 4,018 3 View

Any natural extract (that is easily available) or any drug combination triple which i can use against gram negative?

I'm working on gram negative i want to use any natural extract (plant extract) or triple drug combination against its biofilm formation.

14 February 2021 1,403 3 View

How can i calculate diffusion barrier of Li ion on graphene nanoribon using SIESTA?

I'm a new siesta learner, I'm working on lithium-ion batteries, I have calculated adsorption energy but i am not able to calculate diffusion barrier of Li ion. kindly help me how to calculate...

14 January 2021 2,688 1 View

Suggest some good journals having Impact factor more than 3 which is not an open access one for alternative and complimentary medicine?

11 January 2021 7,782 1 View

Can I use hcl to adjust ph rather than glacial acetic acid?

In alkaline lysis solution3 acetic acid should be used to adjust pH according to protocol. Can I use hcl instead of glacial acetic acid? Will there be any change in composition of solution?

08 January 2021 7,764 3 View

What is the best method for plasmid dna extraction??

I want to extract plasmid dna from bacterial culture guide me what will be the most appropriate method.

05 January 2021 1,118 14 View

What could be the role of researchers to reduce violence in school?

I want to promote peace and non-violence in school and collaborate for such initiative in future.

30 December 2020 973 3 View

How to reduce liquation cracking in super austenitic stainless steels ?

Super austenitic stainless steel castings showed liquation crack after liquid penetrant testing post heat treatment. How to reduce this in thick walled castings.

26 December 2020 7,959 3 View

What is the process to successfully cold draw Magnesium Alloys?

We have currently extruded Magnesium alloy AZ61A into Rods of 9.5mm diameter and are aiming to cold draw them to smaller sizes of 9mm, 4.5mm and 3mm. Can someone outline the cold drawing process...

24 November 2020 5,689 2 View

Waters 2707 HPLC autosampler problem?

I am using a 2707 waters HPLC device. When I try to inject a sample, it says missing plate or rack. I changed the needle and calibrated its position but I still get the same problem. I even get...

02 March 2021 1,408 1 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

Unknown debris sheets observed in cell culture flasks?

Hi, We culture neural progenitor cells in T175 culture flasks coated with PLO-Laminin. We have successfully grown these cells with our protocol for months. Recently, we observed large sheets...

25 February 2021 3,443 4 View

Do you kow of any database containing data on retention time, log P and polarizability for a large number of molecules?

Hi, I am a chemistry undergraduate doing my dissertation project on HPLC. In my project, I need to predict the HPLC retention time of 20 aromatic molecules, the calibration set. To do this I will...

24 February 2021 2,602 1 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

Any easy method of analyzing vitamin D in foods by HPLC?

Looking for method of extracting and analyzing vitamin D in foods by HPLC

24 February 2021 7,524 7 View