What relationship between peak width and length of column in chromatography?
How can calculate intra day and inter day precision?
31 December 2018 1,841 0 View
How can analysis partial least square by using spss software?
06 July 2018 6,287 2 View
When you draw a calibration curve is always the slope is higher than the original point at its intersection with the y-axis, with the knowledge that the solution used is blank solution.and when to...
04 May 2016 4,855 3 View
The theoretical plate numbers for a gas chromatography system are found to 55.3, 96.9 and 89.8 for linear carrier gas velocities of 0.55, 1.65 and 3.10 cm\sec respectively. Calculate the maximum...
03 April 2016 9,166 3 View
In general on what basis are chosen analytical method?
02 March 2016 7,236 9 View
02 March 2016 5,607 4 View
If the signal affected by noise generated on the detector and thus affect the calibration curve in analytical chemistry method. How can I reduce them?
02 March 2016 8,567 4 View
HF behaves as a base in which of the following solvents? A. NH3 (l) B. H2O (l) C. CH3COOH (l) D. H2SO4 (l) E. Aqueous 0.10 M NaOH F. None of above
06 July 2015 2,235 0 View
What is the best way to write the cover letter for journals of Thomson Reuters?
04 May 2015 3,075 6 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 experts, Does anyone know any free software about retention index prediction ?
08 August 2024 7,403 2 View
I've been performing RNA extraction on cotton petiole tissue for a few months now using the method described in the following paper, a derivative of the typical hot borate method...
08 August 2024 9,882 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
I am trying to recover liquid CO2 from a mixture of 0.6 CO2, 0.3 N2, and 0.1 O2. My aim is to recover about 99% liquid CO2 at the bottom of the column and make sure the amount of gaseous CO2...
06 August 2024 4,611 0 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
or we can collaborate
01 August 2024 6,705 2 View
Do these peaks in the curve indicate primer dimer or non-specific products?
01 August 2024 7,466 0 View
I need something like Camag's VisionCat software for photodocumentation of TLCs. Could you recommend something?
31 July 2024 8,415 1 View