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Chemistry Interview Questions
Questions Answers Views Company eMail

which are the diffrent batches in the pharmaceuticals?

36

why xterra column require to use at higher ph?

74

in which situation require to take incident in validation?

44

what are the guidelines for analytical method validations?

66

how require to fix the linearity and accuracy cincentration range?

49







Un-Answered Questions { Chemistry }

What is viod volume and peak purity in HPLC?

2015


Which products will produce when acetic anhydride reacts with Ter-butanol, Sec-butanol, Iso butanol, Dimethylamine etc.

2108


Polymer chain growth can be terminated by b-hydride elimination or by reaction with h2. What is one advantage of the h2 reaction? : Polymer Chemistry

340


Hi sir if any product monograph not given known impurities (may be 5 impurities) specifications then how we require to proceed for inhouse formulation?

31


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?

2519






Why do you require laboratory temperature for viscosity determination?

350


How do we fix the sample concentaryion in hplc method development?

419


why should we perform dissolution PVT calibration only by UV spectrometer, not by HPLC ?

932


how you establish the LOQ?

26


What is the acceptance criteria for moisture balance when calibrated with sodium sulfate

1283


Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?

2037


What is a potentiometer titration?

388


How is brass solution prepared?

409


Why ammonia is used as buffer solution in estimation of copper by EDTA method

1047


Which is the best conductor of electricity?

372