Many Thanks.
31 December 2015 8,702 2 View
Dear Members. For the quantification of diphenhydramine hydrochloride (pka = 9). I use column C18 with mobile phase Acetonitrile/Water (50/50) (pH around 5_, I got a pic with a tailing. But when i...
05 June 2015 5,006 9 View
I would like to use THF as mobile phase and I am wondering if THF damage the HPLC system. Many thanks.
03 April 2015 8,991 9 View
Sincerely yours.
02 March 2015 4,909 2 View
Hello, To determine betaine by HPLC RP C18, the MOP is buffer with sodium hexane sulfonate (Pic B6) and sodium sulfate. I would like to know the role of sodium sulfate. Many thanks.
10 November 2014 3,447 7 View
See above
06 July 2014 5,899 1 View
How to calculate the RMSD values for a MD simulation using MOE?
07 August 2021 0 0 View
When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.
16 June 2021 0 0 View
effect of double bond on the flexibility of polymers
07 April 2021 0 0 View
I am writing to request some information for making polymer color flakes. I would appreciate the help.
17 March 2021 0 0 View
03 March 2021 8,272 1 View
I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...
03 March 2021 4,116 4 View
