Why potassium hydrogen pthalate is used for perchloric acid And naoh. Why it is used for both acid and base6 20116
is ther any guidline is available for limt of peak fronting.and what is the limt of peak fronting.2 8248
how would you determine the acceptance criteria for cleaning validationof product A for product B?1 5137
How can we konw that the HPLC column is endcapped? Is it possible to identify visually without COA?2 6892
IN DISSOLUTION S1 STAGE 1 BOWL GOT 52%(Q POINT IS 80%)WHAT WE HAVE DO9 9105
what is the meaning of PURITY AND POTENCY .what is the difference between PURITY and POTENCY5 20046
HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.928
What is the difference between Primay and Secondry Standard ?6 43789
why we have to store the pH electrode in 4.01 buffer ?1 4142
what is separation techniques.
what is the extinction coefficient for Indomethacin or at 319nm wave length.
Basic principle of ESI?
How much is the standard area for glc analysis
What is third generation HPLC Columns?
How they found 1mL of K.F reagent is equivalent to 5mg of water and if we change the composition of K.F reagent, is it can neutralize more amount of water?
what is peak purity and its formula
Why irmoisture balance is used for corrugated box moisture testing
Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?
why we should take dst factor for below 1%moisture samples
What is column in chromatography?
about method developement in hplc
What is the principle of HPLC, GC, LCMS, GCMS,LC QQQ, GC QQQ, LC Q TOF and GC Q TOF. What are the applications and Specificity?
What is importance of pH in the Heavy metal test and How it effect on the test results?
Please tell me about the pH of Polycaboxylic ether is it in the 5-6 range ever or more than 6