How to remove color of this sample?

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How can I get rid of much amount of solvent which is needed for the reaction to make film by film applicator?

Indeed, I want to make a very thin film (50 microns) of PU on the steel surface as a coat. for the reaction, much amount of CHCl3 is needed to dissolve one of the reagents to participate in the...

12 October 2020 748 3 View

Does anyone know any reviewer in the field of internal marketing and service innovation ?

I am going to submit my paper in the EI journal and need to introduce four International Experts as a reviewer in the field of marketing. I will appreciate any suggestions. Thank you .

25 February 2020 4,059 7 View

Could you please help us about Atomic absorption PG instrument 500?

We have an AA PG 500 with many problems: 1. The acetylene-air flame is not stable and it turn off after some minutes. 2. The acetylene-nitrous oxide flame is not stable and it turn off after some...

19 October 2019 7,948 2 View

Are there any free online English Language Editing services?

Dear colleagues; Does anyone know a website offering free online English language editing services for scientific manuscripts to be ready for publication? Kind Regards,

21 March 2017 8,832 11 View

Does anyone know what is the transfection efficiency of MCF7 with turbofect reagent?

have seeded 110000 cells in a 24 well plate and transfect cells with 1 migrogram plasmid + 2.5 microlitre of Turbofect. The GFP flourescent as wells as normal picture after 48 hour is attached...

04 September 2015 6,569 6 View

For subculture of MCF7, Is there any need to count the cells after centrifugation to get the cell density for seeding the cells into the new flask?

I haven't draw the growth curve to know the doubling time.

10 July 2015 5,455 3 View

Can H&E staining be used on in-vitro samples?

I am looking for a staining method to detect apoptotic cells vs. necrotics using bright-field microscope (in fact for an easy, quick, and cheap assay!). I know H&E is used for tissue, I would...

21 April 2015 1,655 15 View

Collaborating in writing and publishing a research review paper

I have written a review paper entitled " Role of Internal Marketing in Creating Successful Intercultural Service Encounters: A Literature Review " and got some advice from one of the editor and...

01 January 1970 3,444 4 View

How to quantify carbon deposition on CuZnAl catalyst?

Dear All, I want to quantify carbon deposition on the surface of the CuZnAl catalyst. I have tried thermogravimetric analysis, but I've got weight gain as the active Cu- get oxidised. Does anyone...

01 March 2021 1,907 3 View

Why Trivalent chromium start precipitating above PH 5 ? Moreover discuss difference between adsorption of chromium and precipitation of chromium ?

I am a student of MS Environmental Engineering and started my research phase. I am working on metal removal ( chromium iii ) by using activated carbon prepared from the agricultural feedstock. So...

01 March 2021 5,475 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

How can I assign a velocity along one direction to CO2 molecules in a molecular dynamics simulation using GROMACS?

Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...

26 February 2021 10,014 3 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

Uncertianiny in using dry or wet basis in mixing a sediment with fuel oil?

Hello I'm currently working on a topic related to studying the anaerobic biodegradation of TPH in marine sediments. In this work, sediment should be mixed with fuel oil to a concentration of 20 g...

24 February 2021 9,839 3 View

What are the methods used for CNT..?

Respected Professor's i hope you are doing well and happy. i need some information about carbon Nanotubes. before blending the CNT with the matrix the CNT has been introducing in some treatments....

24 February 2021 5,383 5 View

How to clean up TEM grid with plasma cleaner?

I need to clean the hydrocarbon contamination on the carbon substrate of TEM grid. However, I heard that substrate could be broken by the powerful plasma. My substrate is pure carbon, with ~3nm,...

23 February 2021 3,262 5 View

What are some underexplored theories and concepts in Activated Carbon as A Water Filter?

Hi, me and my team mates are currently planning to pursue the topic of Activated Carbon from Coconut as a Water Filter. And we would like to ask for your suggestions and knowledge on what specific...

22 February 2021 6,569 3 View

Alternative to mediation analysis?

I am currently working on my dissertation and want to explore the role of competence as a mediator between the effect of colour of clothes on voting intention (focus on Western countries)....

21 February 2021 8,609 1 View