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why sucrose not used in polarimeter calibration?
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for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol
which situation gc hs and gc als require to use?
How much is the standard area for glc analysis
Principle of single pan analytical balance
HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.
In BP2013, Loperamid HCl monograph. Assay by titration with 0.1N sodium hydroxide using hydrocloric acid 0.01N and reading the volume added between the 2 points of inflexion. I have a question that if the diluent solvent is ethanol is certainly consumed a amount of volume of titrant, so this volume must be eliminated on the result calculation or not apart from first point which is subtracted above.
From where require to take the RLD sample?
if you get peak in blank then what require to do?
Ph meter can show more than 14 ph reading? Why ph range in between 1 to 14 only?
iam usig ph buffers merk. manually how to prepare ?
What if impurity area in control sample coming more as compared to LOQ level of impurity ?
why we should take dst factor for below 1%moisture samples
Why Ethanol is Used for Standardization of GC Head space?
How we performed the force degradation for drug substance, is any specific guideline is available for each parameter(Acidic, basic, oxidation,heat)? what conditions you mentained for above parameters.
If change in specification which parameter require to do for validation? if change in chromtographic condition then which parameter? if api change then which parameter? if change composition then which parameter? if old method not work out then whicj parameter? if additional one impurity added then which parameter of validation require to do on above each conditions? elaborate separately
