Required to prepared fresh base.
A crude extract of fungal culture using EtOH was subjected to column and TLC and partially purified compound was obtained. UV vis spectrum of the compound/s has max absorbance at 218nm. The...
11 August 2024 9,801 2 View
I am not able to get good literature and the physics behind how first these grains and grain boundaries arises out of no where when we make a pellet to study its dielectric properties and then how...
07 August 2024 5,177 3 View
Hey All! I am wondering what might be wrong with my band structure. I did the calculations using VASP and plotted the results using Origin. Although I have tried changing various input...
25 July 2024 2,920 11 View
Gene sequencing related trouble shooting
25 July 2024 4,149 2 View
I am looking for a lipid waste disposal method, keeping in mind the environmental, health and safety aspect of lipid waste. Could someone please provide guidelines or the lowest acceptable...
25 July 2024 637 5 View
Why methanol and sulphuric acid, used in the analysis of polyhydroxyalkanoates (PHA) methyl esters by GC-MS? Additionally, why do we typically use non-polar solvents in GC-MS?
22 July 2024 1,210 2 View
I am writing a paper as a part of my course. I am new in London and was wondering that what publications should look upto?
21 July 2024 3,538 1 View
After World War, we have seen the formation of the United Nations. The sovereign body for peacekeeping but with regards to the Russia-Ukraine war it is visible that the UN seems to be ineffective...
18 July 2024 4,674 4 View
It has been a quite long time since the Russia and Ukraine war has been going on and if we see the context of Geopolitics and International Relations we don't see a mediation between the two...
18 July 2024 6,737 4 View
One of the papers I read by Toby, where (title of the paper was "R factors in Rietveld analysis: How good is good enough?"), he tells us that to get good chi square value, you must have low Rwp,...
17 July 2024 9,668 4 View
I run mechanochemical reactions that involves the use of a large amount of catalyst (1:1 molar ratio to the reactant). When I try to understand the effect of amount of catalyst on the reaction, I...
23 July 2024 9,938 1 View
Hello everyone, A collaborator sent us his protocol in order to be able to use his immunohistochemistry kits. But one step contains PBS + 0.3% H2O2 + 0.1% sodium azide. Knowing the dangerousness...
23 July 2024 6,314 3 View
I need to make a stock solution for radioisotopic incubations of freshwater sediments to study dark primary productivity but I have some confusion as to how I calculate the concentration of 14C...
15 July 2024 5,898 0 View
I am searching for HPLC method to estimate Mirtazapine but i want to avoid HPLC-buffers as a mobile phase component. So, I am looking for alternative HPLC-solvent (acetonitrile, methanol etc.)...
14 July 2024 1,493 3 View
I am working on powder metallurgy, and during the compaction process, the powder does not pelletize and remains in its powder form. To address this issue, I am considering using binders to improve...
13 July 2024 9,003 2 View
I am trying to load curcumin emulsion in 4% chitosan gel but i don not know how many mg powder is needed ?
10 July 2024 2,462 1 View
I have to compare the FTIR of the two samples, one is in powder form and other one is the powder dispersed in IPA or water. Both are same material, so how the bond will change
09 July 2024 8,011 2 View
Is any specific sample preparation required to perform VSM measurement of NdFeB alloy powder to get a square-shaped M-H loop? Or is it mandatory to make magnetically aligned and sintered pellets...
09 July 2024 1,969 0 View
During the release test of Amphotericin B using 1% Tween 80, i observed three peaks even in the standard. The first peak consistently yielded results around 500%, while the other peaks showed...
08 July 2024 1,330 0 View
In this model clearly understanding how to active one layer to another layer and how to add powder material properties step by step.
08 July 2024 6,147 0 View
