How do we get end points and how many end points are
possible for citric acid and di-acid not theorotically
answer should be given practically.
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what is the concept for adjustment of pH in HPLC buffer solution ? a. Common ion effect b. Counter ion effect and explain me, how we adapt this principles & what is the role of these principles in our method
1 Answers Apex, Pentagon Labs,
what is the dipolement and how it is related to IR
1 Answers AJ Square Inc, Aurobindo,
How to Calibrate NMR instrument ?
1)why use benzophenon,uracil in hplc calibration. 2)why use sucrose in polarimeter calibration. 3)what is S/N ratio, noise and drift in hplc 4)how we can find lod and loq in method validation
How to fix the sample concentration in related substances development.
3 Answers Novartis, Watson Pharmaceuticals,
What is the difference between bulk property detectors and Solute property detectors vivimed labs limited
principle of FTIR
Why a1% value is used for some product ? What is the criteria for selection a1% value ?
when we use capillary and packed columns in gc
In the isomers,enantiomers give the only physical properties present such that no chemical properties present.
full name of OOS & OOT ? Dercribe it with details ? why this is needed in pharma industry ?
why you require QA approval & what is its importance?