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Why potassium hydrogen pthalate is used for perchloric acid And naoh. Why it is used for both acid and base
6 31619is ther any guidline is available for limt of peak fronting.and what is the limt of peak fronting.
2 12036how would you determine the acceptance criteria for cleaning validationof product A for product B?
1 7677How can we konw that the HPLC column is endcapped? Is it possible to identify visually without COA?
2 10514what is the meaning of PURITY AND POTENCY .what is the difference between PURITY and POTENCY
5 27524HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.
2309Post New Analytical Chemistry Questions
What is the difference between purge septum flow and column flow in gas chromatography?
In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?
Why only Copper standard is used to calibrate Atomic Absorption spectrophotometer?
What is intact assay method development.....?
Why potassium dichromate is used in calibration of uv?
could negative ions be produced by bombardment process in mass spectrometry?
For titration in anhydrous media with perchloric acide, if lack of titrator, Which indicator is been used for replacement. How calculate pH of test solution to choose suitable indicator?
what is the purge flow & how to calculate
What is delay volume?
What are the primary considerations in extractables and Leachables ?
What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio
How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample
What is shaking level in GC?
Did anybody have method for acetyl cysteine effervescnce tablet
how the compound separate in coulunm,explain
