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what is basc principle of the HPLC,IR,UV AND GC? what is difference between diffusion spectra and transmision spectra in IR?
Cadila, Dr Reddys, GICC, Mylan, Sygene, Torrent Pharma, Zydus Cadila,
1 21431plz tall me that any pharmacopeia and guideline is par meted to use 1.68,4.01,7.00,9.00,12.45 buffer for ph meter calibration
2 4964In pharmaceuticals formulation OOS applicable in Raw Material(which is not manufacturing in the company. and purchase by approved vendor)).Why?
1 9038How to make up 100ml of a solution cintaining compound A at 95µg/ml and compound B at30µg/ml for an HPLC reference standard.
3 7724How do we quantify crystaline and amarpous forms by using (NMR, XRD)spectroscopic techniques? Which any others instruments are useful for this quantification? explain
2398Post New Analytical Chemistry Questions
How can I develope method of dissolution by HPLC OR UV
[3/28, 20:52] Manoj P Venkatpurwar: how many impurities require to inject in assay specificity that how we can find out? and in Rs also how?
in sampling of raw material which side is pasted sampled labels
A ha tc is actual defination of retention time?
If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?
Why we check moisture,ash & AIA in product
How to set analyticl specification for combination products?
sop of a uv visible spectrophotometer double beam elico model
what is the importance of peak purity in HPLC and how we can calculate through manul(not software)?
if tech transfer fails whay require to do?
in which situation ion pair require to use?
how to calibrate hplc & gc
What is the diffrence in japan mkt requirement in analytical method validation over US?
IS THERE ANY EQUIPMENT TO CHECK AND CALCULATE THE POLARITY OF A LIQUID?
Tell me about analytical method validation in QC
