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?
NCL,
2863How to compare XRD graphs against standard and carry polymorpism study of API's by powder XRD method?
NCL,
3389full name of OOS & OOT ? Dercribe it with details ? why this is needed in pharma industry ?
10 35287why KBr is used in FTIR SPECTROSCOPY and why is it necessary to triturate KBr during FTIR analysis?
25 116752why water, methanol, ethanol ets solvents are used in UV SPECTRIPHOTOMETER for blank reading ?
7 26502can some other acids like nitric acid or HCl can be used in the calibration of UV.Vis. spectrophotometer????
2 8909Post New Analytical Chemistry Questions
Why do we use KMnO4 in the test of control of obsorbance ? and why do we take specific quantity i.e 57-63mg?
what is third integration
please explian me about area normalisation method,diluted standard method,impurity vs impurity and which one has to be selected in method development
What should be the level/ Percentage of Arsenic in Arsenic free zinc.
What is similarity factor and its use in api strength?
In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?
how will you do the prep for unstable componds?
How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.
what are the standard methods for HPLC?
UV and PDA detector, which have less signal to noise ratio?
how you start RS method development when for new product?
what is turbidimetric titration?Give 2 examples.
what is the disso medium for tropsiun chloride
How can we calculate offset value pH measurment
What is Band broading effect explain