Is there a lab in Egypt which has counter-current chromatography device?

More Samar Bassam Moaz's questions See All

Does anyone have this article: the morphology and anatomy of. Yucca L. Ph.D. thesis, Univ. of Calif., Berkeley. . 1962.?

i need it desperately. thank you so much

31 December 2018 1,765 4 View

Are we supposed to have the same type of adducts for all peaks in ms spectra?

Dear ms experts is it possible to get some M+ ions, some M+ H, some M + 2H FOR different component in an extract but during the same run

09 October 2018 9,831 0 View

Dear professors and colleagues, a blue spot develops on tlc which is seen in visivble light, but once i spray with anisaldehyde, heat it disappears?

I have no idea what this compound might be

10 November 2017 6,464 2 View

Should a plant extract be dissolved in DMF or DMSO only for antimicrobial assay?

the extract dissolved in ethyl alcohol gave negative results...could it be due to poor diffusion to agar?

09 October 2015 2,471 10 View

Please can anyone send me the AOAC 2007 method for total phenolic content?

OFFicial methods of analysis of AOAC international. 18 th edition ..2007

07 August 2015 4,336 0 View

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 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

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 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

How can I integrate a routing protocol in a tiny device (e.g. Raspberry Pi)?

Hi Community, I'm facing the issue of integration/compiling a new routing protocol in a WSN simulator. The final goal is to successfully add, configure this routing protocol in hardware devices...

01 March 2021 9,332 6 View

Samples to study circular dichroism (chirality)?

I want to build a low-cost polarimeter to study circular dichroism (chirality). What type of samples can I use? I am looking for samples that can be found outside the laboratory.

01 March 2021 9,101 3 View

How to accurately quantify chitin?

Hi all, I have been working on the quantification of chitin in insect samples and feed for a while but I can notice that the quantification methods (e.g. exposure to HCl, NaOH, and weighing sample...

01 March 2021 1,843 2 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

Aly R Abdel-Moemin

Dear Samar,

There many places in Egypt have HPLC and other chromatography devices. National Research Center, Dokki, ARC in Giza, labs in Cairo University that belong to the Faculty of Science, also in the faculty of Agriculture, Cairo University in the Central labs . The average price is L.E 300 for one injection,

Good luck

Samar Bassam Moaz

Thanks a lot Dr