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Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?
what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means
How to establish relative response factor for hplc. Why it is required?
what is partion and column chromatography
What is intact assay method development.....?
what is impurity profile. how to interpret this impurity profile to a drug product or drug substance.
In which situation we require to prepare the standard solution from sample in Related substance method?
what is classification of elemental impurities? what is risk assement in elemental impurities?
how require to select dissolution media? what is discrimination?
how you fix the limits of impurities?
can we use the same detector in HPLC as well GC and what could be the differences we can find in the final chromato graph in any aspects?
how require to set assay concentration for standard and sample?
how to calculate elemental impurities?
Which is the highly polar and highly non polar column in HPLC?
Qc interview questions
