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how you establish the LOQ?
How we choose the mobile phase for method development.?
if rsd failed then what require to do?
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
on saturation solubility study data how we can find out the bcs class of drug?
Why perchloric acid used for potentiometric titration
Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?
how to qualify the impurity?
How they found 1mL of K.F reagent is equivalent to 5mg of water and if we change the composition of K.F reagent, is it can neutralize more amount of water?
What is the principle of HPLC, GC, LCMS, GCMS,LC QQQ, GC QQQ, LC Q TOF and GC Q TOF. What are the applications and Specificity?
what you do when compound having dwel wavelength?
on the basis of bcs class how to proceed the solubility?
if you have given one product then how you determine the impurity in that?
How would you decide dissolution medium for NCE compound of class I drug
what is the structure of DOWEX-50