I have purified anthocyanin, i used cyanidin -3-glucoside as standard?

More Abubakar Abdullahi Lema's questions See All

How can I adapt cyclic server model in hospital operations?

To help enchancing patients flow and service efficiency

18 July 2024 482 2 View

Can you provide me latest literature ?

MY RESEARCH TOPIC IS THE IMPACTS OF KIRI DAM ON SWEET POTATO CULTIVATION FOR FARMERS OF THE UPSTREAM COMMUNITIES, ADAMAWA STATE, NIGERIA. I NEED RELATED AND LATEST ARTICLES (2020 TO DATE) TO...

22 June 2024 4,117 1 View

Why are many researchers focus on change rather than quantifying soil nutrients?

How can we evaluate changes/impacts of activities within one research period?

18 April 2024 9,035 1 View

Which method/s should i use to confirm that choronic kidney disease occurs as a result of heavy metals from the environment ?

i am currently conducting a research on the correlation between ckd and heavy metals exposure

16 January 2024 2,790 3 View

Does anyone review papers for f1000research journal?

I have been invited to review a paper for the F1000Research journal. I would like to gather your thoughts on the credibility of this journal and seek any advice you may have if I decide to accept...

21 December 2023 7,136 6 View

Can we develop a universal attractant to trap females from more than two species of Tephritid flies? Please provide guidance if you have experience ?

Like methyl eugenol is used to trap male tephritid flies.

23 November 2023 7,390 0 View

Bioremediation potentials of some selected plants grown on selected dumpsite in Dutsinma?

what type of methodology could i use pls?

16 November 2023 6,962 2 View

How to website?

My friend who is a designer was asking how to in a website

01 November 2023 1,163 1 View

Cell lines availability?

Does anyone have the availability of T-cell lymphoma HT-1 and HD-Mar cell lines? Thank you in advance!

01 November 2023 2,502 1 View

Gender equality and gender equity between Islam and the western world, what is the way forward?

shade more light on how gender equality and equity affect one’s personal life according to Islam and the western world, and also how it affects the community and the way it’s viewed by the Qur’an,...

19 October 2023 3,808 0 View

Melt curve problem in qPCR?

Do these peaks in the curve indicate primer dimer or non-specific products?

01 August 2024 7,466 0 View

How to improve peaks separation in HPLC?

Hi everyone, I'd like to better separate two close peaks coming from a bioconversion sample, I'm currently using a C18 KromaPhase 4,6mm Ø.I. SCHARLAU, particle size (µm): 10, pore size (Å): 100,...

30 July 2024 435 3 View

What does an additional peak in FTIR between 3100 and 3300 nm affect the quality of the material, benzethonium chloride USP??

I do not know much about FTIR! The material Benzethonium Chloride USP was compared to a reference standard in regards to FTIR, as per the USP testing: Identification B. Infrared absorption (FTIR),...

16 July 2024 6,918 7 View

Validated HPLC method for the estimation of the Amphotericin B ?

During the release test of Amphotericin B using 1% Tween 80, i observed three peaks even in the standard. The first peak consistently yielded results around 500%, while the other peaks showed...

08 July 2024 1,330 0 View

Why there are no peaks at downfield NMR of Cobalt and Nickel complexes?

I synthesized some paramagnetic cobalt and nickel complexes (expected to be Co(II) and Ni(II)) using a bidentate ligand - N of pyridine ring (aromatic) and O of P=O (aliphatic), and I obtained...

03 July 2024 3,410 4 View

How can I put small FWHM in CasaXPS?

I'm trying to fitting Cu Auger peak into various state (Cu0, Cu+, CuI etc..) In Cu0, one of the peak's FWHM is 0.84 but when I try to enter smaller value than 0.89, "input error" is occured. How...

02 July 2024 4,932 3 View

What is the reason of appearance of 2 or 3 peaks in zeta potential analysis of sample?

Hello I have prepared metal nanoparticles and did zeta potential. Normally there is a single peak in sample but now there are 3 peaks. I prepared sample for analysis first I prepared 10 mg/mL...

30 June 2024 1,063 4 View

EDS or EDX concetration finder?

Hello everyone, I'm facing an issue with EDS software that prevents me from obtaining atomic or weight percentages for my scan. However, I do have access to the raw data, which shows intensity vs....

29 June 2024 6,664 14 View

Could you please help me to match the XRD peaks of MoVO oxides?

Hi all, I have few XRD files of MoVO oxides. These are newly synthesized compounds. Can anyone suggest me, how can check my XRD files from database? I want to match my XRD peak to the database. Is...

24 June 2024 6,448 3 View

What does an increase in intensity mean in GIXRD?

When I examined the GIXRD data obtained recently, I observed that the sample treated with O2 plasma on the Cu surface deposited on Si chips showed increased intensity compared to the sample...

19 June 2024 6,900 5 View

Rohit Thirumdas

Go for LC/MS and then go for HPLC for confimation