What will be the conditions i.e mobile phase, concentration of the standard L-ascorbic acid, concentration of the sample?
Thank you sir @ Shahrokh Khanizadeh
During fitting sorption model, for evaluation of fitting how to find out the Mean Deviation Modulus. Some author says to measure by the followings %E = 100/N(Me-Mp/Me).But here Mp is the predicted...
01 February 2015 7,020 0 View
I perform DSC, temperature -60 to 120C, of my spray dried powder sample. But i cant set the base line which transition 1 or 2 will be the glass transition temperature Tg. When i set to base...
11 December 2014 3,473 3 View
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
Can anyone explain this method? Especially the last statement where it says only at 1.5 to 2.5mins was the MS/MS connected to the UPLC. How is that possible, is it a feature in this specific...
11 August 2024 8,141 3 View
Hello everyone, I recently submitted an article to Geotechnical Engineering (Proceedings of the ICE), and the current status has been listed as "EiC Pre-assessment: Ready" for the past 20 days. I...
10 August 2024 6,493 1 View
Hello experts, Does anyone know any free software about retention index prediction ?
08 August 2024 7,403 2 View
I'm working on selecting antibodies against a recombinant protein that has a His-tag. My idea is to first bind the recombinant protein to a HisTRAP column and then use this column for an affinity...
07 August 2024 505 3 View
Hello What should be done to separate and identify organic acids in HPC when their RetTime is the same?Like oxalic acid with Propanoic Acid.or acids that have a very close RetTime.
07 August 2024 8,782 3 View
Are there any suggestions or insights you can provide to help address this problem
06 August 2024 1,443 2 View
Palmitic acid presence in aqueous fraction
05 August 2024 8,624 4 View
Why is TLC not a form of partition chromatography and paper chromatography not a form of absorption chromatography?
03 August 2024 7,035 3 View
How does the atmosphere affect the flow of matter and energy on Earth and flow of energy in the biosphere related to the flow of food through a food chain?
02 August 2024 9,644 0 View