Mahmoud Elagamy

5 Questions 12 Answers 0 Followers

Questions related from Mahmoud Elagamy

Could you recommend me a trusted and most famous reference or a guide book describing the chemical and physical properties of pharmaceuticals ?

as I see some differences in such data from website to another specially the solubility and pKa

27 January 2019 8,970 4 View

How can I improve my baseline here in this chromatogram? Is it possible?

As I'm a beginner I found a problem with the shape of my chromatogram.. I see my peaks are sinking down under it.. HPLC Agilent 1260-DAD , column poroshell 120-(3x50mm) 2.7 micron ACN : phosphate...

19 December 2018 9,208 8 View

For sampling in a pollutants removal study what exactly the time should be left between the inffluent and effluent samples?

is it the HRT hydraulic retention time ?

22 September 2018 7,481 5 View

In LC-MS how can I get t mass parameters(parent,fragment,collisionenergy,cone volt,ioniz- mode)for pharmaceuticals theoritically without fragmenting ?

are there any tabulated values for these parameters without having to fragmenting the compounds on the Mass spectrometer ? the compounds are mainly common pharmaceuticals

22 September 2018 6,249 10 View

Now I'm trying to estimate roughly the amount of irrigation water saved from complete replacing sand soil into vermicompost..

I know that we need more information like type of vegetation and surface area and weather but just consider a unit area like 1square m and optimum weather at equal conditions for both types of...

30 June 2017 3,198 4 View