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

Analytical Chemistry Interview Questions

Questions Answers Views Company eMail

what is rs test why we are perfoming rs test

2 10866

In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?

Orchid,

3226

What is difference between silica used in TLC and HPLC column

Cipla, Meghmani Organics,

4 19958

Why Urasil and Caffeine use for HPLC wavelength accuracy calibration. which is most suitable, Why? other than these which can be used?

Cipla,

7 19710

When we r doing processing method for sst in Empower software by HPLC, What value has to give in void volume and as per which pharmacopia!

Micro Labs, Mylan,

5 15478

what is use of acetonitrile compare to methanol in RP-HPLC Method devlopment

Neuland, Orchid,

7 24715

is a bonded water molecule in an organic material can be easlisy and accuractly determined by KF rather than LOD

2 7885

How to know HPLC column performance?

Meghmani Organics,

4 13570

What is heavy water

Meghmani Organics,

3 9145

What will be the effect on HPLC analysis result if three mobile phases given separately through three valves and same proportion mixed together and given by one valve?

LOIL,

1 5351

Which products will produce when acetic anhydride reacts with Ter-butanol, Sec-butanol, Iso butanol, Dimethylamine etc.

2912

Why PH range from 0to14.

College School Exams Tests, Reddy Labs, Wings Customer Care,

2 14525

why you are using benzoic acid for water content determination in TEA

2 8018

difference between instrumenent and equipment

6 14379

mixed 1.0 ml of methanol and 1.0 ml of toluene and injected in gas chromatography.will you prove that both solvents are in the ratio 1:1(not by area normalization)

1 3862

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Un-Answered Questions { Analytical Chemistry }

Difference between hlaf and rlaf

2168

What if impurity area in control sample coming more as compared to LOQ level of impurity ?

1652

what are risk assement in the analytical qbd?

809

How to determine the EDTA content by potentiometry titration in Ceftriaxine sodium

2616

please explain about aluminium hydroxide assay

1188

What is shaking level in GC?

835

for heavy metal test lead used in which form pure form or any other form for preparation of lead standard sol

6144

which are the diffrent batches in the pharmaceuticals?

864

what is the origin to prepare standard operating procedure

2405

How do we fix the sample concentaryion in hplc method development?

1187

Principle of single pan analytical balance

5196

if content uniformity passing but dissolution varrying then what is next step?

937

what are the standard methods for HPLC?

2832

We use hicrome 10 cxs column in hplc analysis....pls tell me.. what is the meaning of 10 cxs?

1784

what is the principle of UV Vis spectroscopy, AAS, ICP OES,ICPAES, ICP-MS and FTIR

9298

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