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 15402

What is the Defination of Tapdensity ?

Dr Reddys, R L Fine Chem,

4 13754

What is the formula for Tapdensity /

Dr Reddys, GR Intrachem,

6 17782

Why use in sodium salicylate in uv lamps calibration

Auctus Pharma, Reddy Labs,

1 6730

Why using Holmium oxide in UV calibration

Dr Reddys, Matrix, Nakoda Chemicals, Orchid,

8 46327

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

3 14945

How to fix the concentration for RS by HPLC

Intas, Reddy Labs,

10 48228

what is the definition of Precision.

Cipla,

4 11332

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

1 3416

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

2 15991

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

1 4797

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 58945

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 10043

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

6 30618

what is the use of performing tapped density in pharmaceutical industry

1 11014

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Un-Answered Questions { Analytical Chemistry }

for which product require to do content uniformity? what is limit of cu?

821

Related substance method equivalency on control sample or spiked sample?

779

how will you do the prep for unstable componds?

2034

what are the guidelines for analytical method validations?

1110

i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me

2739

why require to do water content for drug product?

843

what is partion and column chromatography

2398

What is the difference between Discriminating media and DPDM(Dissolution Profile with Different Media)

7553

What is mean by PDR?

963

why multimedia dissolution require to do?

838

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

2267

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

865

What is delay volume?

1399

which are the sizes of capsules?

984

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

1345

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