Which solvent should be used to dilute plant oil samples extracted through hydrodistilation process. I used DMSO and Hexane solvent for dilution but oil sample got pricipitated in the Hexane and formed a separate layer in DMSO solvent
You need a solvent that is less polar than DMSO and more polar than hexane
Ethyl acetate would be suitable in my opinion.
I have a dataset with about 80 different species. As usual, some species are very easy to identify with certainty whereas others are more difficult, which means that I am less certain of my...
03 March 2021 8,066 4 View
I have prepared a manuscript in IEEE Latex template, but for some purpose, I need to prepare a word file as well (detailed format is not required). Compared to two column .tex file, one column...
02 March 2021 1,830 3 View
Gel electrophoresis, RNA degradation, RNA extraction from fresh tissue
02 March 2021 5,433 5 View
Hello, I would like to ask how to grow E.coli which resists 50 or 100ug/ml of Blasticidin. I have tried many methods by using low salt Luria-Bertain(LB) agar plate. However, no colonies grow. Let...
01 March 2021 2,027 2 View
I'm looking to try out an off-the-shelf EEG set for some exploratory work. Curious if anyone has used the OpenBCI, and how much set-up work is required. I've heard they are more difficult to get...
01 March 2021 4,128 3 View
I am doing a acid and a chiral amino alcohol reaction using DCC and HOBT in DCM or THF? Can anyone suggest me how to remove DCU and HOBT from a reaction mixture??
28 February 2021 2,153 1 View
Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.
28 February 2021 3,640 3 View
The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...
28 February 2021 6,560 14 View
Hi everybody, I have been running a multiplex IHC which allow me to stain the same tissue with different markers (Primary Ab + Secondary conjugated Ab) (AF487, AF555, AF647). Since I would like to...
27 February 2021 5,028 2 View
What is the disadvantages of high sulfur content to the ceramic burning process? and what is the effect of outranged viscosity?
24 February 2021 8,219 2 View
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
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
We have HUVEC bought from Invitrogen. Cat no -C-003-5c. while first plating the cells we have bought the protocol suggests not to centrifuge the cell with media to remove the DMSO. Should we...
02 March 2021 3,713 2 View
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
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
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
28 February 2021 8,466 2 View
After I cryofreeze the cell do I need to remove the DMSO for culturing the cell for next passages .
28 February 2021 7,738 3 View
What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?
28 February 2021 6,516 5 View
The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...
28 February 2021 2,955 2 View