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Analytical Chemistry Interview Questions
Questions Answers Views Company eMail

what is full form of RVT

1 11729

Defination of ZEEMAN EFFECT in NMR ?

2 5359

what is MCG dilution in HPLC & GC analysis

Amoli Organics, Cipla,

1 8014

what is difference between GC & GC-HS

SRF,

10 35543

which brands GC coloumn available in market

4 7727

why linerity not use in GC but use in HPLC ?

6 11733

How to decide restandardisation due or retest or expiry of Volumetric solutions prepared in wet chemistry lab?

NCL,

6 23879

How to interpret XRD graphs against standard and limit for same?

NCL,

3 7704

Difference between c18

Apothecon, Dr Reddys, Intas, IPQA, SUN, Torrent Pharma,

6 48372

principle of UV , PDA , RI detector in HPLC

Dr Reddys,

7774

mahagenco syllabus for the post of chemist

MahaGenco, Unimarck Pharma,

5287

What is post run in hplc?

Cipla,

1 13641

Tell me something about Vitamin A test method by HPLC

Lupin,

1766

How to choose Normal phase or Reverse Phase HPLC method Conditions for given sample?

PharmaZell,

3 11851

why the most API molecule are in the hydrochloride form?

1 8121


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Un-Answered Questions { Analytical Chemistry }

process of Diclofenac sodium,IP.

1265


what is %labelled amount in content uniformity of dosage unit and its calculation?

4113


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

770


iam usig ph buffers merk. manually how to prepare ?

1318


In IR spectra, generally a molecule vibrates without apply emr or ir light?

986






what is the structure of DOWEX-50

4396


if you have given a blank water how you analyse by general analytical techniques?

1100


What is rs test why we are performing rs test?

393


how much mass should be there in volumetric flask while in preparation of sample for assay? 

1652


what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?

8322


why holium oxide prepared in 10% HCLO4 SOLUTION

543


Explain the relations between number of carbon atoms in alkanes and retention time ?

1131


What is the principle of Thermal conductivity detector and FID?

1868


How can I develope method of dissolution by HPLC OR UV

1456


What is column in chromatography?

1234