Why potassium hydrogen pthalate is used for perchloric acid And naoh. Why it is used for both acid and base
6 29041is ther any guidline is available for limt of peak fronting.and what is the limt of peak fronting.
2 10962how would you determine the acceptance criteria for cleaning validationof product A for product B?
1 6848How can we konw that the HPLC column is endcapped? Is it possible to identify visually without COA?
2 9372what is the meaning of PURITY AND POTENCY .what is the difference between PURITY and POTENCY
5 25661HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.
1735Post New Analytical Chemistry Questions
How do we fix the sample concentaryion in hplc method development?
from where i get mortar pastle for glass bottle crush? it's required for testing of it?
How to calculate coreletion coefficient
what is the disso medium for tropsiun chloride
we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion
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 ?
Why do we use KMnO4 in the test of control of obsorbance ? and why do we take specific quantity i.e 57-63mg?
what is %labelled amount in content uniformity of dosage unit and its calculation?
WHAT IS THE USE OF STARTER ?????????
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?
Explain the relations between number of carbon atoms in alkanes and retention time ?
Why irmoisture balance is used for corrugated box moisture testing
What is intact assay method development.....?
how decide the clining method and cleaning method validation require for this perticular products?
HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.