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 4319

what is the origin to prepare standard operating procedure

2331

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

1 10641

why water factor is near about 5.0 in kf titration?

Claris Lifesciences, Indchemie Health Specialities,

3 14027

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

Torrent Pharma,

1 5483

what is use in calibration of conductivitimeter?

Claris Lifesciences, SRF,

1 5539

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

Cipla, Ortin Labs,

1 3339

reasons for negative peaks in chromatography

DRL,

5 16109

why octanol used to determine the partition coefficient ?

2458

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

1 4337

why has inject 5 injection in assay

Lupin,

2 13031

why has inject 6 injection in Releted compounds

2 10118

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 }

what is mean by covalidation

785

What is similarity factor and its use in api strength?

1299

mode of absorption in alimentary canal?

2392

how will you do the prep for unstable componds?

2028

what is the extinction coefficient for Indomethacin or at 319nm wave length.

4071

UV and PDA detector, which have less signal to noise ratio?

1132

how to calibrate hplc & gc

4511

How would you decide dissolution medium for NCE compound of class I drug

2258

What is the difference between Discriminating media and DPDM(Dissolution Profile with Different Media)

7545

why octanol used to determine the partition coefficient ?

2458

what type of question will ask in the interview of lab chemist.

3322

why require the ph, buffer during hplc mobile phase?

862

How they found 1mL of K.F reagent is equivalent to 5mg of water and if we change the composition of K.F reagent, is it can neutralize more amount of water?

1779

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

701

what is biorelivent dissolution media?

808

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