Analytical Chemistry Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Analytical Chemistry Interview Questions

Questions Answers Views Company eMail

give clarity of linearity and range in method validation

2420

how do we get usp reference standard potency?

Ind Swift Laboratories, MSN Pharma,

1 4318

what is the origin to prepare standard operating procedure

2329

why we are using sodium,potassium phosphates for mobile phase preparation?

1 10640

why water factor is near about 5.0 in kf titration?

Claris Lifesciences, Indchemie Health Specialities,

3 14026

Why 1800 ml of dissolution media used In Carbamazepine ER USP Tablets But other drug only 900 ml Media Used ?

Torrent Pharma,

1 5482

what is use in calibration of conductivitimeter?

Claris Lifesciences, SRF,

1 5538

how to calculate corelation coefficient in G.C Calibration? what is the calculation part?

Cipla, Ortin Labs,

1 3338

reasons for negative peaks in chromatography

DRL,

5 16105

why octanol used to determine the partition coefficient ?

2458

if partition coefficient value was positive means, what it indicates ?

1 4334

why has inject 5 injection in assay

Lupin,

2 13030

why has inject 6 injection in Releted compounds

2 10115

why we should take dst factor for below 1%moisture samples

Ind Swift Laboratories,

2666

what is end capping in hplc coulmn

Lupin, Zydus Cadila,

2 13036

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Un-Answered Questions { Analytical Chemistry }

is it nessesary to do solution stability for 7 days?

774

How can I develope method of dissolution by HPLC OR UV

2408

in api coa contains only process impurities and in product coa contains degradation impurities?

701

what are the standard methods for HPLC?

2786

How to start the dissolution development for unknown tab?

1679

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?

800

How to calculate coreletion coefficient

1713

how require to fix the linearity and accuracy cincentration range?

1669

While performing TOC sst analysis Zero shift disabled & sample analysis zero shift enabled why?

2863

on saturation solubility study data how we can find out the bcs class of drug?

899

WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY

2607

how require to select dissolution media? what is discrimination?

789

How we choose the mobile phase for method development.?

1211

which are the sizes of capsules?

966

What is the Formula for coreletion coefficient in plhplc calibration

1830

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