WHICH PRESSURE IS HIGH EITHER INJECTOR OR DETECTOR IN GAS CHROMATOGRAPHY4 6409
What is the procedure for UV-spectrophotometer calibration?6 53549
What should be the calibration procedure for wavelength accuracy in case of HPLC?4 10282
How to decide assay range for non pharmacopeial API analysis by HPLC? Could you give me any reference for same e.g Guidelines or Paper publications?
How to compare XRD graphs against standard and carry polymorpism study of API's by powder XRD method?
How can we Qualify a unknown impurity by HPLC3 9291
full name of OOS & OOT ? Dercribe it with details ? why this is needed in pharma industry ?10 27023
why KBr is used in FTIR SPECTROSCOPY and why is it necessary to triturate KBr during FTIR analysis?25 96908
why water, methanol, ethanol ets solvents are used in UV SPECTRIPHOTOMETER for blank reading ?7 19652
why the same column give different retention time in hplc?7 10235
How will decide to use HPLC OR GC for developing method for unkown compund5 10821
can some other acids like nitric acid or HCl can be used in the calibration of UV.Vis. spectrophotometer????2 6527
function of detecter in hplc ,gc and spectroscopy? function of carrier gas in gc?
mahagenco syllabus for the post of chemist
what is the purge flow & how to calculate
How can the GC or HPLC method is selected to determine the impurity profile in drug product?
how you determine moist.of NaOH sol or NaOH flacks
What is the formula to determine the concentration of M of a solution given the % transmittance? Use %T = 43.7 as an example.
calibrtion procedue of LC-MS
How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample
In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?
IS THERE ANY EQUIPMENT TO CHECK AND CALCULATE THE POLARITY OF A LIQUID?
all types of questions asked at the cipla interview
How do we quantify crystaline and amarpous forms by using (NMR, XRD)spectroscopic techniques? Which any others instruments are useful for this quantification? explain
how a particular wavelength can be different for a particular compund while analysing by uv and by HPLC.
What is the difference between known and unknown impurities?
As per ICH related substances stability trend limit from initial to shelf life