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
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Questions related to Ethanol
Hi, guys. Recently, I was doing research on mesoporous silica. I used the traditional ingredient to synthesis it, namely TEOS, CTAB, ammounia aqueous, ethanol and water. To my surprise, when I...
09 July 2019 10,033 5 View
Dear all. Yesterday I found a jar of invaluable formaline-fixed animals from more than 20 years ago. At some point the liquid (not sure if still formaline ir 70% ethanol) evaporated and the...
03 July 2019 3,688 6 View
I have successively extracted leaf powder with Pet. ether, benzene, chloroform, ethanol and water by using soxlet apparatus. Out of this, my water extract showed highest activity. Preliminary...
14 June 2019 1,252 18 View
Hi, I'm modeling a heat pump using ammonia as the primary refrigerant and I'm evaluating the UA values of of the evaporator and condenser. I'm trying to find a reliable source of UA values for...
17 April 2019 7,979 3 View
Hi everyone, just yesterday my Prot G Sepharose Beads (Used for immunoprecipitation) dried out. Do you know in which solution they can be re-suspended? I know they are delivered in 20% Ethanol.....
06 April 2019 6,638 4 View
I'm trying to synthesize 2',4-dihydroxychalcone using 2-hydroxyacetophenone and 4-hydroxybenzaldehyde. I've done several sythesis but all I get was some kind of oil and no precipitate of product...
04 April 2019 6,263 4 View
If a researcher added 10ml of Absolute ethanol to 1g Progesterone(MW=314.46g/mol),then he/she again added approximately 51ml of ultrapure water to it.He/she complains that progesterone didnot get...
21 March 2019 1,808 4 View
Hi all!!! I'm trying to find information regarding the solubility of AgI in ethanol, but could not find any thing on-line. If you know some thing about it, I will appreciate it a lot!!! Thanks :-)
19 March 2019 9,040 2 View
synthesized carbon dots by simple hydrothermal method, neither get dried by heating at 60 degree. its water dispersion not freezes at -30. how to dry them into powder. it is well dispersed in...
06 March 2019 1,764 3 View
Hi, I am trying to transfect multiple myeloma cell lines with siRNAs using the Amaxa nucleofector. I extract RNA with the TRIzol method 48h after the nucleofection, and I find that while 260/280...
04 March 2019 8,763 4 View
Hello, The aforementioned solutions are to be used for the purpose of conducting soil enzyme assays. Because I will be using the solutions frequently in the coming weeks, I plan to store them....
20 February 2019 6,631 7 View
Siling haba is a variation of Capsicum annuum var longum. The capsaicin extracted will be tested against aphids to test its insecticidal properties. Someone suggested that I should use 5ml/g or 2g...
13 February 2019 1,501 3 View
So i'm trying to use molecular sieves to dry methanol, but i can't find a good tutorial on how to do it, any help would be greatly appreciated.
11 February 2019 381 3 View
I plan to follow a protocol that we use in our lab for protein extraction, however I am afraid to lose proteins in the first steps. We start with frozen cell pellets of gram negative bacteria...
11 February 2019 7,067 6 View
While Using ethanol and ethanol-isobutanol as a fuel additive to unleaded gasoline causes an improvement in engine performance and exhaust emissions.
08 February 2019 8,374 2 View
I am using probe ultrasonicator to disperse MNPs in ethanol for SEM.
26 January 2019 2,182 8 View
Dear, How can I convert from ppm to %wt or %vol for stearic acid in solution? For example 200 ppm of stearic acid in 10 mL of ethanol contains 20 mg PEIE. Thanks Sincerely, Adi Prasetio
24 January 2019 8,603 3 View
I have forged Mg alloy. When I tried to etch it using acetic picral, only precipitates was seen. Proper grains are not revealed. I have used 6g picric acid, 5 ml acetic acid, 10 ml distill water,...
24 January 2019 4,841 2 View
I need the silicon (NOT the silica) colloid to be stable for a few hours. which one is the best, Water, ethanol, ethylene Glycol, or something else?? Do I need to use any surfactant?
23 January 2019 690 1 View
I had prepared some polyhedral alloy nanocrystals by using PVP( Polyvinyl pyrrolidone ),then washed them by using water and ethyl alcohol for several times. But a layer of PVP was found adsorbed...
10 January 2019 7,706 1 View
I am unclear if antibody tests can be conclusive in a tick or even if it is possible to test. If so, what are the limitations once the ticks have been collected. Limits such as temporal limits,...
09 January 2019 1,760 7 View
I want to test curcumin and sulforaphane in cell viability assays. I am planning to use tetrahydrofuran (THF) as vehicle for two reasons: 1) I have verified that these compounds are well...
05 January 2019 245 1 View
I added ethanol instead of isopropanol to the aqueous phase of my Trizol extraction. Can I still precipitate my RNA?
04 January 2019 601 5 View
Dear All, Could you help me to estimate ethanol after yeast fermentation ? what is the best methods HPLC or spectophotometry? and I will be appreciated if you send me best methods in...
01 January 2019 6,545 2 View