Why triethylamine and o-phosphoric acid used while setting
pH of mobile phase during HPLC Analysis?
Answer Posted / g.g. krishna
Triethylamine: To reduce tailing of basic analytes
Phosphoric acid: To suppress the ionization of acidic analytes
| Is This Answer Correct ? | 23 Yes | 2 No |
Post New Answer View All Answers
what is mean by ambient temperature?
how you start the solubility study?
all types of questions asked at the cipla interview
In rs method development when we are going area normalization method to dilute standard method?
WHAT IS THE CRITERIA FOR SELECTION OF TIME OF DISSOLUTION AND THE MEDIUM OF DISSOLUTION?
how many types of balance calibration test?
why should we perform dissolution PVT calibration only by UV spectrometer, not by HPLC ?
if you have given one product then how you determine the impurity in that?
effect of pore size, pore volume, partical size, column length, carbon load on retention time? what is carbon load? what is the use?
As per ICH related substances stability trend limit from initial to shelf life
what you do when compound having dwel wavelength?
What is the difference between purge septum flow and column flow in gas chromatography?
if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?
on saturation solubility study data how we can find out the bcs class of drug?
cefoperozone and sulbactam inj. hplc test method