What type of solvents used for the separation of the compounds of the aqueous extracts of the plants?

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ASTM-149/IEC 60243 required (having clause 6.2.3) ?

If someone has the above stated standard, pleas share it here with me. i have it , but the clause 6.2.3 is missing. I need it to determine the shape and size of the electrodes and sample for...

23 February 2020 7,499 1 View

Where can I find secondary data on the relationship between organizational change cynicism and organizational commitment?

Where can I find secondary data on the relationship between organizational change cynicism and organizational commitment? So that I can re-analyze it for my dissertation. Of course credit will be...

05 February 2020 4,794 2 View

Is it Possible that if we decrease heating rate and peaks shifts towards higher temperature side ??? if yes than what will be the reason ?

I have studied TL peaks of different minerals and found that peak shifts towards high temperature when we increase heating rate /??? what is logical reason to it and secondly is it possible for...

07 January 2020 4,071 1 View

How can I find Average young's Modulus of textured polycyrstalline metal having different orientation of grains?

I think Hills average can be utilized for it but I am not sure how can I use Voigt and Reuss Models to figure out Hills average for various orientation in polycrystalline.

10 November 2019 7,209 1 View

EDS Spectrum analysis using Hyperspy Python?

Hi, I need to process EDS spectrum in this software - http://hyperspy.org/ There is some tutorial on this website but they are extremely difficult to understand for a beginner. Can anyone help...

19 February 2019 6,697 1 View

Can we identify the Silent biosynthetic gene clusters using Transcriptomic (Micro-array) analysis. ? If yes how ?

I am working on Secondary metabolites, I have identified the gene clusters using the AntiSmash bioinformatics tools, now I am interested to find the Silent Biosynthetic gene cluster. can we...

03 September 2018 8,427 6 View

Exploitation of macro red alga in biotchnology ?

what is the best exploitation of macro red algae in biotechnology ?

29 August 2018 429 3 View

What is the best formulation for use of extract aromatic and medicinal plant ?

the use of aromatic and medicinal plant extracts as biopesticides is expensive, what is the best technique for efficient and economical use?

30 July 2018 8,956 2 View

Is there any validated questionnaire on Critical Success Factors for projects in Petroleum Industry?

I would like to adapt the questionnaire for my research.

08 April 2018 7,676 3 View

How to sterilize a sample after using the vaccum concentrator to evaporate the solvent?

I used a vaccum concentrator to evaporate a solvent from monophosphoryl lipid a powder. The powder wikk then be dissolved in DMSO for cell culture application on SCC cell line. It has to be...

21 October 2017 3,194 1 View

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View

What solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 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

What are the most reliable approaches to extract key continuous frames from a video, with complete automation?

I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...

02 March 2021 2,735 2 View

How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

Which is the best place in the world for the plant biotechnology research?

I am searching for a good place for the Post Doc,

02 March 2021 4,053 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

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View