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How to now that my acid is contact with base or base is contact with acid in drugs, is there any techniq to identify the formation of salt(drug)
3 7605what is least count of a balance? How we find out this? Any formula for least count of Analytical balance?
Acme Formulation, Analytical Solutions, Dr Reddys, Reddy Labs,
13 99048How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?
3227Post New Analytical Chemistry Questions
While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?
For standardization of volumetric solutions, acceptance limit for concentration is considered as 10% of nominal concentration and %RSD as NMT 0.2% (for appropriate no. of replicates). But , if %RSD has not met, what should be further action?
WHAT IS THE CRITERIA FOR SELECTION OF TIME OF DISSOLUTION AND THE MEDIUM OF DISSOLUTION?
What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio
some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?
what is third integration
How doing qbd practically?
if your product is soluble in 0.1n hcl and water then which you choose as media from these 2 media?
If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?
what is mean by dissolution hydrodynamics?
how can give the expiry period and restadardisation of volumetric solution
Why are use silicon oil mr?
In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?
how we can identify the impurity is coming below loq at transfering site?
is it necessary to do HPLC calibration at wavelength 315nm if we are doing analysis at this wavelangth
