wen v have polr solvent then which type of column use in hplc2 4644
why we are using buffer solutionas as a mobile phase in hplc.2 7412
importance of internal standard and in what conditions it is used?1 2044
how to selecet an exact coloumn for an new molecule development by hplc how to select exact salt as buffer for new molecule development by hplc what is the the process to select the mode of saparation of compoundes by hplc what is the use of ph of buffer what is use of buffer,ph,organic phase,ans methods how the molecules get saparated in coloumn,1007
how to select short coloum and long coloumn for new molecule876
my name is santhosh i cmpleted b.pharmacy in 2009 then i went to uk in 2010 to pg diploma business management. after i came back to india.. recently again apply to uk for pharmaceutical analysis. they refused my visa you failed to explain y u r change subject. so plz ineed answer for y change the cource1 1295
why kbr is used for pellet preparation in ir spectroscopy, give the reasons? why kbr shows zero dipole moment?6 9623
how can give the expiry period and restadardisation of volumetric solution
What is the difference between BD
what is the purge flow & how to calculate
what is the limit for KF Factor ,we take factor using water we will found factor between 6 to 7 ,while on KF Reagent bottle mentioned 5 mg/ml water content.if we not use dried methanol it is effect on factor.
How would you decide dissolution medium for NCE compound of class I drug
wat is the role of michelson interferometer in FTIR and He-Ne lase.detailed answer required in simple language
USP methodology, EP methodology, IP methodology, among three if possible to use one methodology for qualify working standard to use USP, EP, IP ? Please explain...
when we talk about change in entropy we consider total entropy means of surround +entropy of system but when we talk about change in Gibss free energy we consider entropy of system.explain with reason.
why should we perform dissolution PVT calibration only by UV spectrometer, not by HPLC ?
what is separation techniques.
how to select short coloum and long coloumn for new molecule
What is the meaning of Base deactivated vials
what is turbidimetric titration?Give 2 examples.
what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means
how much mass should be there in volumetric flask while in preparation of sample for assay?