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

Analytical Chemistry Interview Questions

Questions Answers Views Company eMail

why water content test performed

1 6197

What is peak purity and response factor in chromatographic analysis? Why we required to find out response factor?

2 7362

What are modes of quantification in related substances

Hospira,

2163

what is the source of ir spectroscopy

CTX Life Sciences, Mylan,

2 7509

Difference Between End Cap HPLC Column and Non End Cap Column

2 14694

Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18

Petronas, Shanghai Ocean University,

1917

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

2258

What is the principle of hplc detectors like.. UV detector,flurosence detector, RID?

Cipla,

2921

What is the principle of Thermal conductivity detector and FID?

Cipla,

2733

why 6 tablets use for dissolution

Cadila, IPCA, SUN, Teva Pharmaceuticals,

1 4636

What is the limit of minimum area in in hplc RS anlysis

Lupin,

1 5433

how many types oos and oot

1 4777

what is icdas abbrivation

1 6399

Why should we use Potassium iodide and Hydrochloric acid during preparation of Iodine Molar solution?

1 3942

How can you calculate manually "Slope" in pH calibration?

Hetero,

2 21987

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Un-Answered Questions { Analytical Chemistry }

Tell me about analytical method validation in QC

6181

Ratio of Water and Acetonitrile(diluent) is not recommended to use in cleaning method validation,why?

2964

Why we use potassium dichromate in uv calibration Exact reason behind it??

1259

Is it nessesary all multimedia dissolution require descriminatory?

797

Many times I don't got a caffeine peak in calibration of hplc using guard column ❓

1820

if rsd failed then what require to do?

838

What is similarity factor and its use in api strength?

1299

what is mean by peak intigrity?

953

What is stray light in uv what are units for stray light

1652

How we choose the mobile phase for method development.?

1213

why digestion require in icpms?

774

in which situation require to use paddle and basket?

741

What is delay volume?

1394

WHAT IS THE PARAMETER FOR THE SELECTION OF MOBILE PHASE IN HPLC?

1188

what is biorelivent dissolution media?

807

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