Organic Chemistry (342)
Inorganic Chemistry (123)
Analytical Chemistry (1387)
Physical Chemistry (62)
General Chemistry (478)
Chemistry AllOther (190) How we develop a method by HPLC for unknown compound,if we got three peaks with same response then how we can find out which one is our desired compound's peak without taking help of LC MS.
4 15168In case of dissolution test, if there is variation within 6 individual units however the batch is complying as per S1 criteria, is it necessary to do investigation for the same? What should be the criteria for such variation?
2 5769What is the difference between bulk property detectors and Solute property detectors vivimed labs limited
3 17727IF THE COMPOUND PKA IS 5.3 WHY WE ARE ADJUSTING PH+/-2 OF THE COMPOUNDS PKA. WHAT IS THE CONDITION
2 10564IN DISSOLUTION TEST S1AND S2 AND S3 CONDITIONS ALL ARE FAILED THEN WHAT IS THE DESSICION U CAN TAKE
12 29049Why potassium hydrogen pthalate is used for perchloric acid And naoh. Why it is used for both acid and base
6 31641what is the experiment to find out the diffrence between energies of various conformal of cyclohexane?
1 4058is ther any guidline is available for limt of peak fronting.and what is the limt of peak fronting.
2 12044how would you determine the acceptance criteria for cleaning validationof product A for product B?
1 7683How can we konw that the HPLC column is endcapped? Is it possible to identify visually without COA?
2 10526
What if impurity area in control sample coming more as compared to LOQ level of impurity ?
However ozone is heavier than oxygen still ozone is up there in sky why?
composition of gun metal
Ph meter can show more than 14 ph reading? Why ph range in between 1 to 14 only?
Why six unit used for precision?
What modification is required for the atomic theory in order to explain the existence of isotopes, and modern view of atomic nuclei and electrons?
How we choose the mobile phase for method development.?
what is the difference between potentiometric titration and karl fischer titration?
What is diffrence between extractable volume and deliverable volume? Answer pls
how can karl fischer's titration be used to estimate alcohols??????
What is photoelectric colorimeter?
graphaite has higher melting point than fularine
How is librated iodine estimated?
How doing qbd practically?
Which wavelengths are visible to human eye?