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 calibration & verification?

Divis Laboratories,

9 29868

what is specificity?

Amneal Pharmaceuticals, Aurobindo,

4 13527

why we use only vanilline , acetanilide,& caffeine For the Calibration of melting point appartus?

Reddy Labs,

7 32917

who is the father modern liqiud chromatogrphy?

Amneal Pharmaceuticals, Car Chem, Cipla,

3 13893

what is the meaning of ventillation in HPLC?

Amneal Pharmaceuticals,

3 13960

which solvent is highest poler acetonitrile dimethyl formamide methanole tetrahydrofurane buffer solution

8 16180

what is the difference betwen the analytical column & peparative column?

4 14725

why we conclude the area% for the chromatographic purity?

Amneal Pharmaceuticals, Lupin,

1 8198

what is the general mechanism of high performance liqiud chromatography?

Ajanta Pharma, Amneal Pharmaceuticals,

7 18259

why 2Theta value is consider in the XRPD spectra and how to consider the 2 Theta value

2 8457

why we wre doing linearity siudiec in hplc method validation

Cipla,

3 23642

what does optical rotation and specific rotataion means,difference between them

CPL, Neuland,

8 34734

what is regration method in method validation , how we can calculate it.

Cipla, Sun Pharma,

3 12798

viod volume and dead time

Oxygen Healthcare,

7 21349

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

2669

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Un-Answered Questions { Analytical Chemistry }

What is dose dumping? why require to do?

873

How to calibration of the uv spectroscopy and its test?

1143

which are the diffrent batches in the pharmaceuticals?

768

about method developement in hplc

1665

Why only Copper standard is used to calibrate Atomic Absorption spectrophotometer?

2668

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

2662

Why sodium hydroxide used for maintain pH of phosphate buffer

2331

why digestion require in icpms?

726

can i use hplc detector to uplc and why?

2237

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

1855

Why we check moisture,ash & AIA in product

1821

in which situation require to use paddle and basket?

670

AT WHAT CONDITIONS WILL YOU ANALYSE A SAMPLE,WHICH ARE PRESERVED AT OTHER THAN THE AMBIENT CONDITIONS?(ie COLD STORAGE SAMPLES BELOW 20* CENTIGRADE?

2013

why we use Dichlorobenzene.nitrobezine.t-butyldi sulhate.for calibration of gc Head space

2203

What is shaking level in GC?

739

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