perchloric acid&glacal acetic acid both are acids but reaction is complete in volumetric titrations.how?1 7231
acetic acid is weak acid & perchloric acid is strong acid.but how perchloric acid is soluble in acetic acid3 7258
Column selection in HPLC method development?1 8681
How to prepare ppm solution of Nacl form its salt?5 49077
what is mean by assay?6 14484
why we are doing seal wash and needle wash?2 9952
which functional group we can detect in IR?2 7756
what is mean by UOD?2 6470
what is mean by content uniformity?5 5847
today i am doing calibration of HPLC. when i inject the blank it was going on -ve.(bleow then zero) why?3 6775
what are the sources in ELSD,PDA, RI and UV Detectors?1 5721
in karl fischer reagent which solvent is used for dissolving iodine sulphur dioxide and imidazole4 6871
why we should take dst factor for below 1%moisture samples
what is the structure of DOWEX-50
Did anybody have method for acetyl cysteine effervescnce tablet
In the isomers,enantiomers give the only physical properties present such that no chemical properties present.
Which std. used for standrdisation of ZnSO4?
what parameters we will consider while developing a HPLC method and how we confirm our HPLC method is valid?
What is importance of pH in the Heavy metal test and How it effect on the test results?
pharma industries oriented
Identify problem faced when mass spectroscopy is used with HPLC system ?
How to determine water content of bis tetrazole amine mono ammonium salt
what is the disso medium for tropsiun chloride
EXPLAIN THE CALCULATION PART OF AN KF TITRATOR CALIBRATION WITH SUITABLE EXAMPLE
all types of questions asked at the cipla interview
A ha tc is actual defination of retention time?
how much mass should be there in volumetric flask while in preparation of sample for assay?