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

Analytical Chemistry Interview Questions

Questions Answers Views Company eMail

inhouse product is in capsule form in combination and RLD is in tablet form then can we proceed for multimedia CDP? in inhouse capsule product disso is paddle with sinker in release media is there then RLD product in tablet form then with same as paddle with sinker we can proceed n.a.?

660

Ph meter can show more than 14 ph reading? Why ph range in between 1 to 14 only?

687

How to set specification of assay, fisdolution and related substances?

823

how to qualify the impurity?

785

what is the acceptance criteria for enteric coated tablets in 0.1n hcl validation in each parameter?

833

What is the formula for relative diffrence for standard solution in solution stability in validation?

738

How require to perform linearity as per ANVISA? What are the acceptance criteria?

1268

[3/30, 13:29] Manoj P Venkatpurwar: How hplc column selection according to structure? How mobile phase buffer selection on molecule structure?

708

in DMF having extra impurities and in api COA also having extra imp than USP or BP product then how require to proceed?

776

we can use expired sample for validation and analyst qualification?

751

If vendor having more imp than monograph then how to proceed? and how to set spec?

846

If change in specification which parameter require to do for validation? if change in chromtographic condition then which parameter? if api change then which parameter? if change composition then which parameter? if old method not work out then whicj parameter? if additional one impurity added then which parameter of validation require to do on above each conditions? elaborate separately

796

how require to set assay concentration for standard and sample?

862

What is dose dumping? why require to do?

873

Please give idea about method development for cleaning method and how maco level establish

694

Post New Analytical Chemistry Questions

Un-Answered Questions { Analytical Chemistry }

If combination product how require to identify which imp is of which api?

789

identification is for unknown? qualification for known? reporting for LOQ?

665

How to determine water content of bis tetrazole amine mono ammonium salt

3423

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.

2541

What is the difference between spectro meter and spectro photo meter?

11345

function of detecter in hplc ,gc and spectroscopy? function of carrier gas in gc?

2609

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

3991

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

2192

How to calibration of the uv spectroscopy and its test?

1143

which are the diffrent batches in the pharmaceuticals?

768

what is mean by 40 in the dissolution basket mesh size?

715

Why are use silicon oil mr?

1151

What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio

1850

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

664

effect of pore size, pore volume, partical size, column length, carbon load on retention time? what is carbon load? what is the use?

848

For More Un-Answered { Analytical Chemistry } Questions Click Here