In dissolution test s1 stage we are getting one bowl 40 % out of 6 bowls what is the root cause you find and how proceed next step? ( Q is 80%)1 1208
why we inject sample TWICE in ASSAY by HPLC analysis but in RS once?4 6197
What id the resolution factor1 1967
what is the effect of injection volume calculate flow rate in perkin elmer headspace? (ccm parameter in HS)1 831
How can we calculates the solubility of the drug in different medias by injecting in to hplc????(solubility studies)2 1998
In chromatograpbic purity 90% is there, in assay 70% is there. How will you prove remaining 30%.3 4534
Why sometime potassium ortho phosphate mix with acetone use for sample preparation for hplc
How will u perform degradation study in detectors other thann PDA in HPLC Methodology
How to check hplc detecter sensitivity?
What is the difference between BD
Why potassium dichromate was using in Uv calibration?
Basic principle of ESI?
What is the difference between Discriminating media and DPDM(Dissolution Profile with Different Media)
how will you do the prep for unstable componds?
How we can determine water content in piperazine
1)What's the meaning of Absorption,give a example. 2)What's the meaning of Adsorption,give a example. 2)what is the difference between Absorption and Adsorption.
what is the disso medium for tropsiun chloride
How would you decide dissolution medium for NCE compound of class I drug
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.
is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth
Tell me about analytical method validation in QC