how you start the solubility study?
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For standardization of volumetric solutions, acceptance limit for concentration is considered as 10% of nominal concentration and %RSD as NMT 0.2% (for appropriate no. of replicates). But , if %RSD has not met, what should be further action?
what is the criteria for choosing capillary column in GC??is it dependent on sample load?
using gradient pressure in gas chromatography are not ?using gradient pressure why
In the test for control of absorbance in UV calibration why do we use only potassium dichromate and what is purpose of taking a specified amount of 57.0-63.0mg?
8 Answers Aurobindo, Cipla, FDC,
defination of wavelength & wave number
how you establish the LOQ?
If we do accuracy at same concentration at which linearity planned,what is the need to do linearity separately?
What should be the precision for HPLC during technology transfer?
importance of internal standard and in what conditions it is used?
how to develop the shorter run time for pharmacopeial methods having 100 min run time?
why we are used 4,7,9,2 buffers for the ph calibration
4 Answers Aurobindo, Enaltec Labs,
What is the difference between Capillary column and Packed column.
7 Answers Cipla, Hetero, Sun Pharma, Supreme Petrochem,