How we will choose pH of a mobile phase if analyte pKa value is 4

Answers were Sorted based on User's Feedback



How we will choose pH of a mobile phase if analyte pKa value is 4..

Answer / dile

generally pH value will be pKA plus/minus i.e if pKa value
is 4 then pH canbe selected as 2-6.

Is This Answer Correct ?    18 Yes 1 No

How we will choose pH of a mobile phase if analyte pKa value is 4..

Answer / ramgepharma

above answer is not exactly
pH value will be +/_ ≥2 to Pka of drug

Is This Answer Correct ?    4 Yes 2 No

Post New Answer

More Analytical Chemistry Interview Questions

How to determine water content of thioanisole? which interfere by KF titration?

1 Answers  


What is the role of SO2,I2, Methanolic hydroxide and any base in Karlficher titration

2 Answers   Medley Pharmaceuticals,


What is FDA form 482c?

1 Answers   Lupin,


Why do we use KMnO4 in the test of control of obsorbance ? and why do we take specific quantity i.e 57-63mg?

0 Answers   Reddy Labs, Vimta Labs,


how much you expected salary?

7 Answers   GSK GlaxoSmithKline,






what is mean by extactable and leachable study?

0 Answers  


If mass balance is not passing in forced degradation in method validation that method is suitable or not?

1 Answers   Aurobindo, Dr Reddys, Reddy Labs, Wockhardt,


what is mean by 21 CFR PART? In that what is 21 ?

1 Answers  


why does used dry caffien in HPLC calibration?

0 Answers   Dishman,


Explain the relations between number of carbon atoms in alkanes and retention time ?

0 Answers   College School Exams Tests,


Explain about Low pressure gradient and High Pressure gradient systems in HPLC?

4 Answers   Mylan, Orchid, Roshanico,


what is reverse phase chromarography&normal phase chromatography

4 Answers   Aurobindo,


Categories
  • Organic Chemistry Interview Questions Organic Chemistry (342)
  • Inorganic Chemistry Interview Questions Inorganic Chemistry (123)
  • Analytical Chemistry Interview Questions Analytical Chemistry (1387)
  • Physical Chemistry Interview Questions Physical Chemistry (62)
  • General Chemistry Interview Questions General Chemistry (478)
  • Chemistry AllOther Interview Questions Chemistry AllOther (190)