In Analytical method development related substance method when did follow w/w method when did follow area normalisation method
Answer Posted / parag
we can go with area normalisation method when the RRF of
the impurities are 1 or during the Drug-Excipient
Compatibility study when the amount of drug added in the
sample not exactly known concentration.
| Is This Answer Correct ? | 4 Yes | 2 No |
Post New Answer View All Answers
How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample
How much is the standard area for glc analysis
what are risk assement in the analytical qbd?
While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?
how to decide for one product require water content or LOD?
what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means
could negative ions be produced by bombardment process in mass spectrometry?
How would you decide dissolution medium for NCE compound of class I drug
Ph meter can show more than 14 ph reading? Why ph range in between 1 to 14 only?
is it nessesary to do solution stability for 7 days?
Qc interview questions
Difference between hlaf and rlaf
How do we fix the sample concentaryion in hplc method development. What is the basis?
why we use glass fiber filters use in some situation?
If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?