I want to plot overlay of rphplc three std chromatograms in empower III software in a one final result sheet with area, resolution, HETP & tailing factor.
How do I do that?
Which is the best method to determine water content like oven ? Karl fischer ? Or any other?? Plz suggest. Because sample preparation looking critical to determine water content of gummies by...
02 March 2017 2,095 3 View
How to select proper mobile phase additive for better separation? And when to use the beta-cyclodextrin or (2-hydroxypropyl)-beta-cyclodextrin as mobile-phase additives?
07 August 2013 6,535 1 View
Can I replace sodium metaperiodate with potassium metaperiodate for analysis of Mn by COLORIMETRIC tech.? Will it affect the results or assay of Manganese? Or will it interfere with colorimetric...
05 June 2013 7,112 6 View
TCL-S-101
02 March 2013 7,368 0 View
I want to quantify Potassium Iodide but I'm not getting a reliable chemical or any other method for assay.
01 February 2013 7,640 1 View
What is the method to differentiate the 2%, 10%, 20% malt extract?
01 February 2013 2,824 1 View
I have HPLC with UV detector & I want to quantify amino acids by RPHPLC, what is the best method with derivatization technique?
31 December 2012 3,195 33 View
Dear all today I faced a problem while making mobile phase and the composition was A)potassium Dihydrogen phosphate(15g) + Di-sodium hydrogen phosphate(15g) in 1000ml water B) Acetonitrile...
31 December 2011 7,053 20 View
dear all today I was carrying out assay of ALA granules in Magnesium oxide. I dissolved. granules in the glacial acetic acid but only 60% release I achived. then i tried in H2SO4 but the ALA...
31 December 2011 9,504 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
I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.
11 August 2024 9,101 4 View
I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?
11 August 2024 5,138 1 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, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!
11 August 2024 3,770 4 View
Willett, Shenoy et al. (2021) have developed a brain computer interface (BCI) that used neural signal collected from the hand area of the motor cortex (area M1) of a paralyzed patient. The...
10 August 2024 7,180 0 View
I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...
10 August 2024 7,429 2 View
How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?
09 August 2024 7,718 0 View
Hello experts, Does anyone know any free software about retention index prediction ?
08 August 2024 7,403 2 View
I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...
08 August 2024 8,329 0 View