A clear, colorless liquid rapidly absorbed from the gastrointestinal tract and distributed throughout the body. It has bactericidal activity and... | Contact experts in Ethanol to get answers
1,411 views 776 posts
Questions related to Ethanol
By means of serial dilution, I've prepared a range of aqueous ascorbic acid solutions (from 200 to 1 µg/ml). From each concentration I took 1 ml and mixed it with 1 ml of DPPH ethanolic (99.8%)...
27 January 2021 600 14 View
Dear Colleagues! How correct and appropriate is it to conduct forensic toxicological and food examination of volatile substances (ethanol, methanol, propanol, ethyl glycol, etc.) in blood and...
25 January 2021 5,796 2 View
34ml ethanol+ 3ml Methanol+ 75 ml water = 112ml solution in a beaker I’ve taken 11ml solution in another beaker. What is the mass% and mole% of water in the 11ml solution? can anyone give me the...
11 January 2021 257 2 View
I would like to receive help, as I am trying to make an analysis of the ethanol PES, but the calculations are always giving error. I use the conda-forge version of xtb (* xtb version 6.3.2...
05 January 2021 801 2 View
The reaction between N-S bidentate/ONS tridendate ligand (TSC) and cis[RuCl2(DMSO)4] in ethanol by reflux is complete as seen from TLC chromatography. But removing the excess solvent through...
28 December 2020 6,753 1 View
Water is a molecule that has a very high boiling point compared to ethanol. Why does water have such a high boiling point compared to a molecule like ethanol, and what are the...
24 November 2020 9,821 8 View
I have been working on the anti-teratogenic activity of a plant extract towards ethanol induced duck embryos however, many studies use the 14 days incubation period and then remove the embryo for...
18 November 2020 4,814 5 View
We have online GC-FID and GC-TCD (Mod: 2014) connected with flow reactor system. This GC-FID/TCD is connected to a gas line coming from flow reactor system which I used for cascade reaction. In...
12 November 2020 5,156 6 View
Whether there is any effect of heat on phenol and flavonoids concentration if the samples are kept in hot water bath for evaporation of ethanol?
11 November 2020 4,218 4 View
I am attempting to make particles in the range of 50-500 nm from Low density polyethylene. My current protocol is to dissolve 0.1 g of LDPE in xylene at 100 C, then drip the resultant solution...
09 November 2020 7,904 1 View
Please see the attachment. In my case, I tried a lot of time on the Nissl staining on 10um cryosection. I am not sure which step goes wrong? I make sure my anti-rolling glass is intact. seem like...
08 November 2020 9,726 3 View
How can ethanol be removed from an azeotropic 95% water 5% ethanol solution, without reaching more than 30 C temp?
07 November 2020 8,850 2 View
I am working on an EMCV like virus with about 8kbp genome. The RNA is usually prepared from digested plasmids by in-vitro transcription, followed by DNase I digestion, followed by P/C and...
03 November 2020 579 3 View
I made iron oxide nanoparticles via co-precipitation method and obtained a brown colour slurry with neutral pH and I did ex situ coating of oleic acid on nanoparticles and washed it with ethanol...
29 October 2020 1,930 3 View
I'm new in the field and I prepared a liposomal preparation using microfluidics (Nano assembler) DPPC:CHOL (2:1), solvents ethanol: distilled water. No drug loaded since I'm training. How do I...
27 October 2020 3,358 5 View
As the article[1] mentions, Fe-NMR is generally never carried out because of its low sensitivity. However, the article also says Fe(II)-NMR is possible because Fe(II) is sufficiently diamagnetic....
27 October 2020 5,807 1 View
if anybody uses these methods on an industrial-scale, please let me know. I wanna ask a few questions and I want information. thank you.
26 October 2020 8,705 2 View
hi, i'm conducting a study on wheat. I extracted the gliadins from these cereals and now they are solubilized in 60% ethanol. Is there a method of eliminating ethanol (other than boiling) that...
26 October 2020 8,609 3 View
Fermentation was performed by inoculating Lactobacillus kefiranofaciens in cheese whey. I have separated the biomass after 72 h of fermentation and I want to measure exopolysaccharide i. e....
21 October 2020 8,106 2 View
Hello, I need to know at what temperature 50% ethanol boils at an altitude of 6000 m a.s.l. The air t could be around 7°C at that site. Does it behave the same as if it´s pure alcohol? Water...
19 October 2020 7,858 4 View
70% ethanol is used for sterilization and washing of sample in plant tissue culture, why not more or less than 70%?
15 October 2020 9,604 5 View
Hi, I collected buccal swabs (cotton and foam) from nestlings and adult birds and stored the swabs in 70% ethanol. There are few different protocols on the web but I am wondering if anyone has a...
12 October 2020 6,260 3 View
Hi, I am going to study the DNA1(21mer) bonding to DNA2(21mer+aptamer conjugated to it(42mer)) through EIS. DNA1 is immobilized on the surface of my gold working electrode through thiol group...
11 October 2020 527 7 View
Ethanol and propylene glycol are both used to preserve mites, and each have their drawbacks (i.e., evaporation and specimen distortion). Some people add a small amount of glycerol to vials of...
09 October 2020 9,656 6 View