Analytical Chemistry Interview Questions
Questions Answers Views Company eMail

Describe your experience with analytical instrumentation?

Apotex, Enal Drugs, Pharma, Natco, DLF, Alembic, Aurobindo, Lupin,

2 29468

Do you know what Trace metal clean technique is?describe that technique?

Reddy Labs, Mylan, Nirma, Oil and Gas Jobs,

1 5902

Describe your experience with quality assurance and quality control analyses?

Aurobindo, Reddy Labs, MSC, Dr Reddys,

10 24542




Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?

Ranbaxy, Apex, BNM,

1569

Do you have experience with organic extractions or tissue digestions?

GVK Biosciences,

1 5384

How to Perform a Recrystallization ?

4 12890

How is the Flame test performed?

Lupin,

4 14324

What is Fourier Transform Spectrosopy?

Lupin, Aurobindo, Hetero,

5 19205




what is analytical chemistry all about?

Dr Reddys,

6 16033

How will you separate Colorless compound Using Column Chromatography?

Delhi University, VPHS,

4 24370

Can anybody tell me how to measure Redox potential in an aerobic matrix, for e.g., soil etc.?

2 4487

what is the difference between Tailing Factor & Asymmetry

Jubilant, Ashish Life Science, BEC Chemicals,

8 36997

How will you convert a 6 Normal solution to 8 Normal solution?

Reddy Labs,

16 28989

why do u get different drug release while doing calibration of dissolution test appratus 1& 2(paddle & basket)?

Medrich, Twilight Litaka Pharma, HDFC,

1 3989

what is the defination of accuracy & presicion?

Amneal Pharmaceuticals, GSK,

8 19007


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Un-Answered Questions { Analytical Chemistry }

why we are using hexane in calibration of number of drop per mL

340


Principle of single pan analytical balance

3831


4. Describe the operation of the Craig apparatus. Chapter.3 Equilibrium Processes in Separations

1391


1.What is the difference between method validation and method verification 2.Which guidelines proposed to method transfer

368


What is third generation HPLC Columns?

822






why lactose has less charges when packed in steel containers when compared with packing of lactose in polyamide material?

1056


What is the principle of HPLC, GC, LCMS, GCMS,LC QQQ, GC QQQ, LC Q TOF and GC Q TOF. What are the applications and Specificity?

6547


which one is better separation in high pressure liquide chromatogram orlowpressure chromato gram in hplc

1047


mahagenco syllabus for the post of chemist

5008


Why acetonitrile and water are used as extraction solvent when analysis melamine? I thought they are miscible and won't be able to separate...

405


when we talk about change in entropy we consider total entropy means of surround +entropy of system but when we talk about change in Gibss free energy we consider entropy of system.explain with reason.

873


what is the importence and role of LCMS and LCMS/MS and their applications? which type of compounds are analysis by lcms?

2399


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

3741


For standardization of volumetric solutions, acceptance limit for concentration is considered as 10% of nominal concentration and %RSD as NMT 0.2% (for appropriate no. of replicates). But , if %RSD has not met, what should be further action?

236


some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?

1268