Answer Posted / amol

In normal phase , stationary phase is polar while mobile
phase is non polar & separation is achieve by the polarity
of the compound. More polar compound eluted out first while
non polar compound eluted last . if we take non polar
stationary phase it will happen reverse..

How doing qbd practically?

434

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1.What is the difference between method validation and method verification 2.Which guidelines proposed to method transfer

1304

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what you do when compound having dwel wavelength?

285

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What is aggregate and fragments in SEC?

1589

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AT WHAT CONDITIONS WILL YOU ANALYSE A SAMPLE,WHICH ARE PRESERVED AT OTHER THAN THE AMBIENT CONDITIONS?(ie COLD STORAGE SAMPLES BELOW 20* CENTIGRADE?

1606

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What is the accrptance criteria in RSD for RS method precision on basis of impurity percentages?

313

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If we have 5 strength which is not dose proportinate and excipients also diffrent in each strength then how we can proceed for Force degradation? and excipient are same but not dose propotinate the how FD?

331

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As per ICH related substances stability trend limit from initial to shelf life

2669

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all types of questions asked at the cipla interview

4137

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How to calculate coreletion coefficient

1140

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why we use Dichlorobenzene.nitrobezine.t-butyldi sulhate.for calibration of gc Head space

1783

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if you given one product then which tests you will perform?

323

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Why only hydroxy naphthol blue indicator is used for standardisation of 0.05M EDTA solution instead of solochrome Black T or Euriochrome Black T indicator which is used for all sample analysis with 0.05M EDTA solution?

2213

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How we performed the force degradation for drug substance, is any specific guideline is available for each parameter(Acidic, basic, oxidation,heat)? what conditions you mentained for above parameters.

1797

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Why only Copper standard is used to calibrate Atomic Absorption spectrophotometer?

2145

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