Organic Chemistry (342)
Inorganic Chemistry (123)
Analytical Chemistry (1387)
Physical Chemistry (62)
General Chemistry (478)
Chemistry AllOther (190) What is the difference between Discriminating media and DPDM(Dissolution Profile with Different Media)
7555how can delete the impurity in 1-(2:6 dichloro phenyl)-2-indolenone.and desolving the impurity in which solvent but does not desolve product in solvent.
1 3137
explain sour gas?
How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample
Tell me how many milliliters of water would you add to 100 milliliters of a 0.350 molar solution to make a 0.100 molar solution?
Actinium is part of the actinide series. Could you explain the significance of this series and its placement in the periodic table?
if instrument calibration fails then what require to do?
Discuss the various isotopes of Protactinium and their roles in different fields of study.
What is the composition of ferroin?
please explian me about area normalisation method,diluted standard method,impurity vs impurity and which one has to be selected in method development
What precaution u take when doing rs preparing
what is the extinction coefficient for Indomethacin or at 319nm wave length.
Acid value definition is number milligrams of koh required to nuetralise the acid present in one gram oil & fats but why not use naoh for nuetralisation?
HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.
Explain substituted hydrocarbon?
What is the difference between chromatographic purity and related substances?
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 ?