how require to select dissolution media? what is discrimination?
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what is the d/f b/w normality and molarity and molality..?
If we have 5 strength which is not dose proportinate and excipients also diffrent in each strength then how we can proceed for Force degradation? and excipient are same but not dose propotinate the how FD?
what is stability study ? why it is needed and how itis done
How to determine retention time in Chromatography
why we are calibrating autopolarimeter with quartz control plates
What is difference between the working standard and reference standard?
what is lod and loq ?,why use k2cr2o7 , kcl h2so4 in uv calibration ?,why use benzophenone & caffene acetone in hplc calibration ?,what is leading peak in hplc ?why we do the calibration of limit of stry light in hplc & uv ?
ash or residue in that what will be there.
Why using 0.5% acetone in methanol mobile phase for HPLC Gradient performance check.
What is the diffeence between assay and uniformity of content
what should be the precision during technology transfer?