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 the defination of Bulk density?

Dr Reddys,

4 15383

What is the Defination of Tapdensity ?

Dr Reddys, R L Fine Chem,

4 13735

What is the formula for Tapdensity /

Dr Reddys, GR Intrachem,

6 17756

Why use in sodium salicylate in uv lamps calibration

Auctus Pharma, Reddy Labs,

1 6722

Why using Holmium oxide in UV calibration

Dr Reddys, Matrix, Nakoda Chemicals, Orchid,

8 46294

Why we are performing wavelength accuracy at lower and higher wavelengths in HPLC calibration

3 14938

How to fix the concentration for RS by HPLC

Intas, Reddy Labs,

10 48193

what is the definition of Precision.

Cipla,

4 11319

what is the identification test of volatile substance? what is volatile compound?

1 3412

what is differance between volatile and non volatile compound expalin by exaple

2 15981

Why do we use 500ppb sucrose and 500ppb 1,4 benzoquinone in TOC calibration?

1 4795

In the test for control of absorbance in UV calibration why do we use only potassium dichromate and what is purpose of taking a specified amount of 57.0-63.0mg?

Aurobindo, Cipla, FDC,

8 58921

In the test for control of absorbance in UV calibration why do we use only potassium dichromate and what is purpose of taking a specified amount of 57.0-63.0mg?

Reddy Labs,

1 10035

Why do we use 500ppb sucrose and 500ppb 1,4 benzoquinone in TOC calibration?

6 30599

what is the use of performing tapped density in pharmaceutical industry

1 11006

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Un-Answered Questions { Analytical Chemistry }

What is gelatinization?

1618

WHY pKa value is more important than pH value of the mobile phase in HPLC?

1769

why cone formation during dissolution?

787

can i use hplc detector to uplc and why?

2292

why holium oxide prepared in 10% HCLO4 SOLUTION

1462

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

748

Identify problem faced when mass spectroscopy is used with HPLC system ?

1870

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

3178

is it nessesary to do solution stability for 7 days?

775

What is delay volume?

1394

why octanol used to determine the partition coefficient ?

2458

Why a1% value is used for some product ? What is the criteria for selection a1% value ?

2346

How you develop a method in HPLC?

2617

Which parameters require to do in tech transfer?

755

Tell me something about Vitamin A test method by HPLC

2679

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