Answer Posted / praveen kumar
The chromatogram recording the detector response when only the mobile phase emerges from the column
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
how much mass should be there in volumetric flask while in preparation of sample for assay?
if you have given a blank water how you analyse by general analytical techniques?
Why acetonitrile and water are used as extraction solvent when analysis melamine? I thought they are miscible and won't be able to separate...
If change in specification which parameter require to do for validation? if change in chromtographic condition then which parameter? if api change then which parameter? if change composition then which parameter? if old method not work out then whicj parameter? if additional one impurity added then which parameter of validation require to do on above each conditions? elaborate separately
is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth
What is the formula to determine the concentration of M of a solution given the % transmittance? Use %T = 43.7 as an example.
why octanol used to determine the partition coefficient ?
what is the extinction coefficient for Indomethacin or at 319nm wave length.
How to set analytical specification for combination products?
why cone formation during dissolution?
What is the purpose of octyl silane columns?
what is the importance of peak purity in HPLC and how we can calculate through manul(not software)?
How can the GC or HPLC method is selected to determine the impurity profile in drug product?
what is impurity profile. how to interpret this impurity profile to a drug product or drug substance.
Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?